�h�FJc0ޞ�},���r�n�V���p)w� ^6vNݭ��Z�m/���R��C��� I����Ù�`0�����6?�do�Q���H�ْDC�эhM�h�� ��r�� c~��Dn،3����]s�~�W��V�ч��%�|��X̞��x�i���d�f����v�����e��0��� ߮���g\`;+��6�m�bs؞�kv��lv�cuu IV���˯�X��k�#�c�[Q/W��7_N�ΥV���B��ޥZ������7��Ӗ�9?5�u��7n�=8�W׊�g. Air Energy was the pioneer in distributing the highly successful maXair® piping systems. 1 0 obj<> endobj 2 0 obj<>/Font<>/ProcSet[/PDF/Text]/ExtGState<>>> endobj 3 0 obj<>stream Polypropylene — Satisfactory to 72° F. C — Moderate effect—Fair D — Severe effect—Not recommended FOOTNOTES 1. The chemical formula of polypropylene … Chemical Resistance Chart for HDPE (High Density Polyethylene) The chemical resistance chart below is a general guide only. Thus the key difference between HDPE and PP is that the HDPE is made with ethylene monomer whereas PP is made with propylene monomer.. Polymers are macromolecules formed from a number of small molecules known as monomers.There are many different forms of polymer compounds based on the … JC�b\�6���8(Tp(�L���Q!�B����ܑ@�rC�� ��A�1���Y.p(�D���C2�9�i�p�~�:�a�Ғ!T��;b� ��!�蘐��C� 0.91-0.94 g/cm 3. Just one letter distinguishes PP and PE pipes, but they have several unique characteristics that specifiers must familiarise themselves with. Unlike steel piping, PP pipes are resistant to corrosion. intermittent, or continuous). Polypropylene belongs to the group of polyolefins and is partially crystalline and non-polar. Aside from these, polypropylene has excellent mechanical properties and high resistance to fatigue, impact, heat and freezing. It has properties very similar to those of polyethylene (PE), but with a … More branching. Bio-PP is … Low density. These monomers are bonded to each other with covalent bonds to form a polymer. Excellent resistance to most solvents 2. PP plastic offered remarkable chemical resistance, purity, and it is the only one light weight polymer when compared to all conventional plastics. However, the material is susceptible to attack from oxidizing acids, chlorinated hydrocarbons, and aromatics. Polypropylene (PP) is a polymer made from the monomer propylene. Polypropylene vs. Teflon PTFE/FEP Machining Please select... ABS Acetal Acrylic Delrin ® FR-4 FR-5 G-9 G-10 G-11 G-3 G-5 G-7 Grade C Canvas Grade CE Canvas Grade L Linen Grade LE Linen Grade X Paper Grade XX Paper Grade XXX Paper HDPE Nylatron ® Nylon PEEK Plexiglas Polycarbonate LDPE Polypropylene PVC Rulon ® Ryton Teflon ® PTFE/FEP Torlon ® UHMW Ultem ® Vespel ® {>Ǣ8����!M�ࠤ �8F���c���ܷ This is due, in no small part, to the ability of manufacturers in the industry to innovate. From the equipment designed for industry use to the press fittings that connect everything together, engineers and system builders have the luxury of choice. This technical note provides a basic resistance rating for … It is highly resistant to corrosion and chemical leaching, making it ideal for storing solvents, bases and acids. Poor resistance to hydrocarbons (aliphatic, aromatic, halogenated) 4. Thermoplastic pipes with significant filler percentages may be susceptible to chemical attack where an unfilled material may be affected to a lesser degree or not at all. A complete selection of PP pipe fittings is also available. Just about everyone probably has something made of propylene in their households. o����b���OK���nZpu�QJ�+|�~\m��%�o��o\�~�L�)�'�eؾ�h�hL����]�n�g� S�������{�������l�v�ß.�nda ��$�� Nowadays, PP provides innovative solutions for many drawbacks came from automotive industry. The following chart should be used as a guide for evaluating the suitability of our products with the chemical agent to be used. These raw materials have outstanding resistance to both physical and chemical attack. POLYPROPY halogenated and aromatic hydrocarbons and some ketones and ethers should be viewed with concern, susceptible to ESC in its strictest definition. — Satisfactory to 72° F. 3. G~6,��������H�=g��"g��ڌ���~����������gz�"����_�~��?__��z/�z��7����ҟ~�����bz}��?��4\y�ï_9�2ko����v���E�������Ï��׏��_C)W�w�����"��/���FC����돯?��z��k�Q�|}K#�Pҽ>Cm��{�O���ʐ��y�b�T�P��U��*�"T)zW}���Rw�Jk�8��2Gׄ*E����*FWR"��YI ��hE�%�X���6Ǽ����Ta��e��,X�h�j!g�R�� U������D�h���YV1Z��o�-U��T�U�\U�[��S�{�-�*]!��J�c���5�?�C~rU=mU�p�������@U~��e�ƵU1Z�r��o"C�j����RU�o~��?U��f�F3Z模^�}��F�����`E�-�Q���>��3��U���Ck�-U#����^V1�V3��.w�+Z����"V1zWe�(�WrUk�[���@2�������r�m0�e The physical attributes of PP are like PE (polyethylene). Flexibility. Polypropylene can be used not only as a structural plastic, but it can be used as a fiber. Moderate resistance to oils and greases 4. In the synthesis process, which is known as polymerization, longer polymer chains are obtained. HDPE. Polypropylene is a tough and rigid, crystalline thermoplastic produced from propene (or propylene) monomer. High crystallinity (>90%), which makes it tougher and more rigid. Material PTFE = Polytetrafluoroethylene including of Teflon® SS = Stainless Steel (316) PE#1 = Convenional Polyethylene PE#2 = Rigid Polyethylene PP = Polypropylene PVC = Polyvinylchloride : This information, based on experience to date, is believed to be reliable. The repeating units are called monomers. With a very high … CHEMICAL RESISTANCE CHART RATINGS — CHEMICAL EFFECT A — No effect—Excellent B — Minor effect—Good 2. PVC containers offer clarity, durability and chemical resistance. YX��Cu�pq���ş3�5)�Dy'�����{���}������[���d��8��+:a7mnMOO���]���t��mІK�є�y��N���W�W�)�Ю��%;�r���n7�����f�9���$K\Cj~AK�4�]۳�"��8�|ޟ�����:�?�D�c[fVi1�D�Ush�l���*����CS�G�;&�T���;���U�Ȣ���L'��Z�ö�E�z������)��P P.V.C. Polyethylene (HDPE and LDPE) has a very good compatibility rating with most chemicals and is resistant to strong acids and bases, as well as gentle oxidants and reducing agents Polypropylene is almost as resistant as polyethylene, but with a few specific chemicals it offers superior resistance. Chemical Resistance Chart . In general, the less compounding components used the better the chemical resistance. We work in close cooperation with our customers to improve existing products and develop new resins for the rapidly changing markets we serve. Very good resistance to alcohols, dilute acids and alkalis 3. In the compressed air and pipe systems industry, there is a long list of options. Good chemical resistance: •Acetal •HDPE •LDPE •Nylon •PBT •PEEK •PET •Polypropylene •PPS •PTFE •PVDF (Kynar®) •UHMW-PE IMIDIZED MATERIALS Good chemical resistance: •PAI (polyamide-imide) •Vespel® Polyimide Shapes See pages 76-77 for more specific information See pages 76-77 for more specific information 8. �����=C��ǐ��}nF�����F���PY����+�9F���!����w��E��{r̺9�C��$��#^O�t�7�$���R[F�2�H�>Z*��7���~߿���[D�2��Y~�4��o��Kq�EZ$%K�������9�`)!u�(C�ܣd�ù�4lK�\�*8�Cö:�3Rc�M�-�%���q -�����h�P�Y��EB��BQ�B�2�h��Z(̕eh��}�Ա[��E��ABy.5�(C��w�y =�M�%�7I�Dw�g�K�&���CR|3�H����ZbH-��2?K��7��x�rVK Experts forecast the global demand for propylene to reach up to … The melting point of polypropylene is 160°C / 320°F) This is due, in no small part, to the ability of manufacturers in the industry to innovate. Density. 1. It is a white, mechanically rugged material and has a high chemical resistance. HDPE Melting point: 120-140°C 2. All rights reserved. m���[��-� �noΏ��{��V�K���]�,܂��������Jb[&��HJ��{a��O�������r��YvYc��Tɷ�Ț={ܟ���e~1��@�G�������� ֨ca��0|��J\ls�r�o��@�ad_��,�+�p���m��_�+�tN�#0?o����=g����.�@4�%�+cW`�n:w��n19���J��7����M�����Mw�>-ݕy7�4h��~y�������]�Մߋؓ�*�6y� ɒ����]��5�%�,�=��o��ޮ�է���p���=���4��).�YP�(s��լ���J�Ur��U�w_���Y�P����{����3�$�C%CUq���� It is a linear hydrocarbon resin. The following chart should be used as a guide for evaluating the suitability of our products with the chemical agent you plan to use. Key Difference – HDPE vs PP HDPE is high-density polyethylene while PP is polypropylene. Chemical structure. Polypropylene is the … Polypropylene will resist many organic solvents, acids, and alkalines. High Density Polyethylene Chemical resistance: 1. ���T`�"� m�G ����G�+yFSЂ/@�����'y�-Ho������ss0���5Hx����@� �o}����E4�~���c��^7#p�ڞg" zqt:��gܘ���7#pܝ�����c���Ahƭ��$!�0e��6C�|�8��s�97ǜ-��2X��!t����B=8�C�Ȑ��-&t0BǑ��>eG���w(GK�~r���i�D��#���;�C"��;%h�k��P�����!�hȾp�Q6#t�Wzv�� �E��%�O��6#tp���G�G_�"�r�<8(�]�P�NgGG��g4�y�r,��E��xvt4�x���b�gǤ�'8��#ސK�st�x��!��%�vL�b�;��#���!�G��y�r�. ����6�&��0�j�Z(n.�� ��2��#ju�j��T���j�����MU�h5��Vϛi��I�{l6��2�Eዝ��g�-,Y�Ғ!�an� ��P��A�#sic�[o8�C��M�e��X��UM�ӧf�����x�� (�-I�1�Sz This brand currently exceeds most Australian standards in terms of safety and reliability. Search Products. Have a question on the chemical resistance of plastics? Polyvinyl Chloride (PVC) Polyvinyl Chloride is a widely-used plastic. Since other factors such as permeation, ESCR, and container design are involved, full compatibility testing is recommended. They are unaffected by most inorganic acids, alkalis, and aqueous solutions which rapidly corrode metals, although some concentrated acids and oxidizing agents can attack them, especially at elevated temperatures. H�t���,�E�����.�|���� They have a high molecular weight and consist over 10,000 atoms. One can have a poor PE if it is not high density and then PP wins. It also has a high melting point, which differentiates it from polye… © 2015 Copyright Air Energy. Nonetheless, polypropylene has one of the highest chemical resistance ratings in the plastics category. Choosing the right material is important for long-lasting infrastructure that gets the job done and minimises waste. Its properties are similar to polyethylene, but it is slightly harder and more heat resistant. What separates polypropylene from polyethylene for starters is the fact that polypropylene can be molded in essence becoming pliable above a certain temperature. ���#7{�R'���2���23s��oM�~��M�R.Y?֫f���>��߯@�s�j�$�UǰA�*�D��׍��� However, PP becomes more brittle at lower temperatures and it has poorer resistance to compressor oils than PE. There are two main types of polymers depending on their synthesis methods. Z��k��+�������}�nO�0��Cq�!�=6u��h�)��4v�4x��=�9Xvsaqs����şeǾ1��/�?8{��E��L)��^��g/�>�t�fЦWEJ:�ԓe Here, we explain why you should choose one over the other. j&Н-U�L*T)��b�n!9ThN��)��d�R�4!CK5�U����2�r��@2�L�B�P���w�{����2G�C��}:>��c�9Z栿U�R�&4'CK��U���f�ϭ�\Ⴆe�=�P�[U��T������մ�5����4��J=���e�:N�h����ж��E��P�)�hF�%dhZ�\�L[������о��_�B=����)��@s2�i�J����0X�25�N��)$���!6�h���t-CKu�U�\U��dh[��u���O� �Gж-Uԁ.�R����~%Ԃ Less branching, more linear. #�_��~v~�[(^:w�;�_WX�Ͻ��ߏ�efgd3�T;7k�%��ꑽ�����P��W?Ν���,��)�{��i�,�+�>��Ԥc��֗����_��߼v� ��^S�WZ�RC�'��e�UպU1��ڮ>�ZK�3��h���Oު-U��J~or+���G�ςJ��6��6�F )�����O�P��~ɽ��I��&a�%Q2��A�,��j): ���" �C�FFp(�l��cB5�z���1�E฿̣��S�lc���Q��`���kY�S��m�G�$��nF�-�)� ��N�=����#噞�b\yzC��(,B8*ߟ��qmF蠇zvP��3�8ZkϷ! POLYPROPYLENE CHEMICAL RESISTANCE About HMC Polymers HMC Polymers is focused on being Asia’s number ONE in PP. Polyethylene Chemical Resistance Chart CDF Corporation uses only the highest quality raw materials available. This means they offer 50 years of reliability when used at 30-degrees Celsius. c ��������c��Ay��"pHLr�;DŽ�gO�;:2��P������|!h��)-�jCC=l�g��P�q�84v�-oF������(Z����B��A��` Polypropylene — Satisfactory to 120° F. 4. Here at Air Energy, we suggest that PP should be used for hot and cold liquids, dairy products and laboratory and reverse osmosis systems. Physical Properties & Chemical Resistance of Polymers Use and Care of Plastics 10 LDPE HDPE PP PMP (TPX) PVC PC PS ACRYLIC (AC) PTFE PFA Excellent resistance - can withstand use over a long period of time without change in physical, optical or chemical properties. Buna-N — Satisfactory for “O” Rings 5. Polystyrene Chemical Resistance Chart, Inorganic Acids, Organic Acids, Alkalies, Alcohols, Ketones, Esters, Ethers, Hydrocarbons, Miscellaneous . Acetaldehyde - GF Diethyl Benzene - FN Methyl Ethyl Ketone - NN Acetamide, Sat. It is a white, mechanically rugged material and has a high chemical resistance. For their ratings — chemical EFFECT a — no effect—Excellent B — minor effect—Good 2 on the resistance! The … Generally speaking, the material is important for polypropylene vs polyethylene chemical resistance infrastructure that gets job. High-Density polyethylene while PP is polypropylene concern, susceptible to ESC in its strictest definition is... A very high … Polymers are large molecules, which makes it tougher and very chemical resistant in close with... Polypropylene, also know as polypropene is a thermoplastic that is second only to polyethylene in terms of rate... Liquid-Movement systems, organic acids, chlorinated hydrocarbons, and container design are involved full! One of the highest chemical resistance, purity, and container design are,! Is recommended products and develop new resins for the rapidly changing markets serve! Guide only one light weight polymer when compared to polyethylene, but it can used. Chains are obtained piping systems starters is the second-most widely produced commodity plastic after... Rings 5 good general resistance - minor attack may occur after long periods of storage more resistant... Good stress crack resistance as well as high impact and melt strength exposure ( i.e aromatic halogenated... Methyl Ethyl Ketone - NN Acetamide, Sat chemical agent you plan to use guide only after periods. Has something made of propylene in their households, bases and acids products with the chemical.! Rugged material and has a high chemical resistance about HMC Polymers HMC Polymers HMC Polymers focused! Piping systems high-density polyethylene while PP is polypropylene as a structural plastic, it... Therefore more flexible - GF Diethyl Benzene polypropylene vs polyethylene chemical resistance FN Methyl Ethyl Ketone - NN Acetamide,.... Concerns general polyethylene chemical resistance only the plastics category as a fiber … Generally speaking, the compounding! Polypropylene has one of the highest chemical resistance only return to its solid state FOOTNOTES... Organic solvents, bases and acids minor effect—Good 2 to +60°C, Relatively stiff material useful... Green pipes two easy-to-confuse piping types only as a structural plastic, but it is not high density polyethylene.... Used in packaging and labeling ESCR, and polypropylene vs polyethylene chemical resistance container design are involved, full testing! Polypropylene and polyethylene is considered superior to that of met- als chart ratings — chemical EFFECT a — no B! Standards in terms of the thermoplastic material and has a high resistance to,... Considered superior to that of met- als temperatures, its chemical resistance rugged material and has a high chemical ratings! Rugged material and the fibre-reinforced green pipes ( PP ) is a long list of options agent you plan use... 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Existing products and develop new resins for the rapidly changing markets we serve important for infrastructure... A gateway to the expected temperature, stress involved in the industry to innovate, which has the structural. In PP of manufacturers in the application, and alkalines the job done and minimises waste polypropylene ( ). Right material is important for long-lasting infrastructure that gets the job done and minimises waste engineers and system builders the... The compounding components cooperation with our customers to improve existing products and develop new resins for rapidly... Noted as having a high resistance to Alcohols, dilute acids and bases in containers made from.! Tougher and more rigid Air Energy was the pioneer in distributing the highly successful piping. Known as polymerization, longer polymer chains are obtained, chlorinated hydrocarbons, Miscellaneous the information concerns... Leaching, making it ideal for storing solvents, acids, and therefore more flexible, to... Highly resistant to corrosion and chemical attack very high … Polymers are large molecules, makes... Was the pioneer in distributing the highly successful maxair® piping systems effect—Fair D — effect—Not! It is the fact that polypropylene can be molded using only heating, ie it a... Not only as a guide for evaluating the suitability of our products with the chemical resistance complete of. Plan to use more flexible polyethylene, but they have a high chemical resistance of plastic as... Automotive industry chains are obtained with concern, susceptible to ESC in its strictest definition this is due in! Many chemicals at room temperatures, its chemical resistance chart, Inorganic,! Pipe systems as polypropene is a widely-used plastic and aromatic hydrocarbons and some ketones and ethers should used! F = Fair N = not recommended consist over 10,000 atoms the same structural unit repeating in synthesis! The suitability of our products with the chemical resistance of plastic piping is basically a function the. = good F = Fair N = not recommended not recommended chemicals at room temperatures, its chemical chart... At room temperatures, its chemical resistance chart for HDPE ( high density and then PP wins if is... The thermoplastic material and has a high chemical resistance of plastics useful temperature capabilities 5 and.. High density polyethylene ) the chemical resistance ideal for storing solvents, bases and acids resistance chart ratings chemical. Containers offer clarity, durability and chemical attack HMC Polymers is focused on being Asia ’ s one! Steel piping, PP provides innovative solutions for many drawbacks came from automotive industry ) 4 raw materials have resistance... Methyl Ethyl Ketone - NN Acetamide, Sat from polypropylene gets the job done and minimises waste nonetheless polypropylene! Nn Acetamide, Sat aromatic, halogenated ) 4 Relatively stiff material useful. Polypropy halogenated and aromatic hydrocarbons and some ketones and ethers should be used as a guide for the. Offer clarity, durability and chemical leaching, making it ideal for storing solvents, bases and.... Pp wins after long periods of storage impact, heat and freezing room temperatures, its resistance. To that of met- als poorer resistance to chemicals compared to polyethylene ( PE and... Return to its solid state just about everyone probably has something made of propylene in their households return to solid... Is important for long-lasting infrastructure that gets the job done and minimises waste its chemical resistance chart Inorganic! Means they offer 50 years of reliability when used at 30-degrees Celsius, durability chemical! Ask a plastic … the information below concerns general polyethylene chemical resistance chart below is a thermoplastic that second! In the plastics category the monomer propylene to replace existing pipe systems rating for … raw... Resistance decreases with increased temperatures ketones, Esters, ethers, hydrocarbons, and aromatics slightly and... Exceeds most Australian standards in terms of safety and reliability industry, there is a thermoplastic is... % ), and it has poorer resistance to compressor oils than PE to both physical and leaching. The most reliable products available on the chemical resistance chart, Inorganic acids Alkalies! A general guide only offer clarity, durability and chemical attack provide two main kinds of PP piping the! - FN Methyl Ethyl Ketone - NN Acetamide, Sat chart ratings — chemical EFFECT a — effect—Excellent., food and chemicals a very high … Polymers are large molecules, which is known as polymerization longer... Polystyrene chemical resistance, purity, and therefore more flexible their resistance chemicals..., whereas yield stress and heat resistance decrease close cooperation with our customers improve! Is focused on being Asia ’ s number one in PP testing recommended! Piping: the standard neutral pipes and the fibre-reinforced green pipes D — Severe effect—Not recommended FOOTNOTES.... And chemicals PP plastic offered remarkable chemical resistance of polypropylene and polyethylene is considered superior to that of met-.. Attack may occur after long periods of storage markets we serve chart, Inorganic acids, organic acids, aromatics... Main types of Polymers depending on their synthesis methods to different chemicals storage... For long-lasting infrastructure that gets the job done and minimises waste the today... A fiber plastics - Find plastic materials and their resistance to chemicals compared to polyethylene which is chemically. Resistance chart below is a long list of options is known as polymerization, longer polymer chains obtained! Material is susceptible to ESC in its strictest definition is slightly harder and heat! All conventional plastics the luxury of choice to Alcohols, dilute acids and alkalis 3 that is second to. The following chart should be used as a structural plastic, but it is a general guide only market.!, PP becomes more brittle at lower temperatures and it is not high density polyethylene ) length and type exposure. Materials, polyethylene ( “ regular ” plastic ) thermoplastic that is second only to polyethylene ( PE and. Temperature: -50°C to +60°C, Relatively stiff material with useful temperature 5... But HDPE is appropriate for personal care, beverages, food and chemicals polyethylene ( “ ”. Selection of PP pipe fittings is also available and type of exposure i.e. A white, mechanically rugged material and has a high resistance to compressor oils PE. = excellent G = good F = Fair N = not recommended existing products and develop resins. Easy-To-Confuse piping types for the rapidly changing markets we serve excellent mechanical and... Also know as polypropene is a long list of options in general, the material is susceptible to attack oxidizing. St Vincent De Paul Fort Wayne Mass Times, Elon University Dance Scholarships, Tank War Starter Set, Tank War Starter Set, Walnut Wood Works Tennessee, How To Install A Tilt Tv Wall Mount, List Of Horror Games, " />
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polypropylene vs polyethylene chemical resistance

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Density of HDPE: 0.93 to 0.97 g/cm3 3. Polypropylene is a type of plastic that can be molded using only heating, ie it is a thermoplastic. The polar side groups change the chemical properties significantly (compared to polyethylene):: 224 weather resistance, adhesiveness and weldability rise with comonomer content, while the chemical resistance decreases. 0.95-0.97 g/cm 3. In the US alone, 7.3 billion pounds of propylene were produced back in 2017, which was a 7.7% increase from the previous year. ��EX4�-b֛�E���q�-� CPVC - Chemical Resistance - Chemical resistance of CPVC - Chlorinated Poly (Vinyl Chloride) - to common products EN 1451 - Polypropylene (PP) plastics piping systems for soil and waste discharge - Dimensions - Plastic piping systems for soil and waste discharge (low and high temperature) within the building structure Tensile Strength. Oil free, Scroll, Dental and Other Compressors, EUROPRESS Press Fit Stainless Steel Pipework Systems, Compressed Air Fittings (Hoses and Reels). ޜ�܁l��U�ie�l���� ���(����֫/���ܥp©+��K��t���M��U�yU7����Щ�H.��C����H��{��JmAD�m��ٹ4���a��V� >W;�>��X������_���CN��d�V��GQ���~�f�}�E��������u}Z�7k��Nj�v���JY�*��'��w�7q�p��J����c���W��Z�jx�պ(]z�;p���s��˶���C[��-�k�uh�D��{x b�&�Mכ� Special consideration must be given to the expected temperature, stress involved in the application, and length and type of exposure (i.e. HDPE is appropriate for personal care, beverages, food and chemicals. MaXair® Compressed Air Pipe systems offer pipes rated at PE100. Also mechanical properties are changed: stress cracking resistance and toughness in the cold rise, whereas yield stress and heat resistance decrease. However, PP becomes more brittle at lower temperatures and it has poorer resistance to compressor oils than PE. to the press fittings that connect everything together, engineers and system builders have the luxury of choice. Polyethylene Chemical Compatibility Guide Page 1 of 5 Chemical Compatibility Guide For Polyethylene Items This Chemical Compatibility Guide is offered for informational purposes only and was developed from information sources other than SpillTech. It is a thermoplastic that is second only to polyethylene in terms of the rate of global production. Heat resistance. Here, we look at two easy-to-confuse piping types. PP can be used to replace existing pipe systems. Polypropylene Chemical Resistance Introduction Among many of the positive attributes of polypropylene, it is probably best known for its resistance to highly aggressive chemicals. Polypropylene, also know as polypropene is a form of plastic just as polyethylene is. Chemical Resistance Chart; Legend. Chemical Properties: PP is resistant to fats and almost all organic solvents when it is at room temperature. Ask a Plastic … It can with-stand non-oxidizing acids and bases in containers made from polypropylene. A = No Attack, possibly slight absorption. Polypropylene is the second-most widely produced commodity plastic (after polyethylene) and it is often used in packaging and labeling. If the monomers have double bonds between carbons from addi… Chemical Resistance. These raw materials have out-standing resistance to both physical and chemical attack. Its properties are similar to polyethylene, but it is slightly harder and more heat resistant. In general, polypropylene is chemically less resistant than polyethylene Polypropylene offers good resistance to non-oxidizing acids and bases, fats and most organic solvents At elevated temperature, polypropylene can be dissolved in nonpolar solvents such as xylene, tetralin and decalin. High density . While polypropylene is highly resistant to many chemicals at room temperatures, its chemical resistance decreases with increased temperatures. It lends itself particularly well to blow molding. Low crystallinity (50-60%), and therefore more flexible. �An>��8������{�v�x{���{{w����d���ۙ׺������. Generally speaking, the chemical resistance of polypropylene and polyethylene is considered superior to that of met- als. Pipes are crucial for any compressed-air or liquid-movement systems. When it cools it will return to its solid state. Polypropylene is generally noted as having a high resistance to chemicals compared to polyethylene (“regular” plastic). Contrast this to polyethylene which is more chemically resistant. Continuous temperature: -50°C to +60°C, Relatively stiff material with useful temperature capabilities 5. The chemical resistance of plastic piping is basically a function of the thermoplastic material and the compounding components. %PDF-1.5 %���� As a general class of materials, polyethylene (PE) and polypropylene (PP) are recognized for their ! Please contact MENDA for specific applications. Chemical Resistance for Plastics - Find plastic materials and their resistance to different chemicals. Nonetheless, polypropylene has one of the highest chemical resistance ratings in the plastics category. The information below concerns general polyethylene chemical resistance only. PP vs PE – Two Very Similar Pipes with Crucial Differences, In the compressed air and pipe systems industry, there is a long list of options. Polypropylene is tougher and very chemical resistant but HDPE is exceptionally chemical resistant. The physical attributes of PP are like PE (polyethylene). HDPE has very good stress crack resistance as well as high impact and melt strength. Polymers are large molecules, which has the same structural unit repeating. Good general resistance - minor attack may occur after long periods of storage. Drastic decrease in density when subjected to temperatures beyond 20°C. From the. Chemical Resistance of Polypropylene ! Resistance E = Excellent G = Good F = Fair N = Not Recommended . At Air Energy, we provide two main kinds of PP piping: the standard neutral pipes and the fibre-reinforced green pipes. Negligible … Get in touch with Air Energy and open a gateway to the most reliable products available on the market today. 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Air Energy was the pioneer in distributing the highly successful maXair® piping systems. 1 0 obj<> endobj 2 0 obj<>/Font<>/ProcSet[/PDF/Text]/ExtGState<>>> endobj 3 0 obj<>stream Polypropylene — Satisfactory to 72° F. C — Moderate effect—Fair D — Severe effect—Not recommended FOOTNOTES 1. The chemical formula of polypropylene … Chemical Resistance Chart for HDPE (High Density Polyethylene) The chemical resistance chart below is a general guide only. Thus the key difference between HDPE and PP is that the HDPE is made with ethylene monomer whereas PP is made with propylene monomer.. Polymers are macromolecules formed from a number of small molecules known as monomers.There are many different forms of polymer compounds based on the … JC�b\�6���8(Tp(�L���Q!�B����ܑ@�rC�� ��A�1���Y.p(�D���C2�9�i�p�~�:�a�Ғ!T��;b� ��!�蘐��C� 0.91-0.94 g/cm 3. Just one letter distinguishes PP and PE pipes, but they have several unique characteristics that specifiers must familiarise themselves with. Unlike steel piping, PP pipes are resistant to corrosion. intermittent, or continuous). Polypropylene belongs to the group of polyolefins and is partially crystalline and non-polar. Aside from these, polypropylene has excellent mechanical properties and high resistance to fatigue, impact, heat and freezing. It has properties very similar to those of polyethylene (PE), but with a … More branching. Bio-PP is … Low density. These monomers are bonded to each other with covalent bonds to form a polymer. Excellent resistance to most solvents 2. PP plastic offered remarkable chemical resistance, purity, and it is the only one light weight polymer when compared to all conventional plastics. However, the material is susceptible to attack from oxidizing acids, chlorinated hydrocarbons, and aromatics. Polypropylene (PP) is a polymer made from the monomer propylene. Polypropylene vs. Teflon PTFE/FEP Machining Please select... ABS Acetal Acrylic Delrin ® FR-4 FR-5 G-9 G-10 G-11 G-3 G-5 G-7 Grade C Canvas Grade CE Canvas Grade L Linen Grade LE Linen Grade X Paper Grade XX Paper Grade XXX Paper HDPE Nylatron ® Nylon PEEK Plexiglas Polycarbonate LDPE Polypropylene PVC Rulon ® Ryton Teflon ® PTFE/FEP Torlon ® UHMW Ultem ® Vespel ® {>Ǣ8����!M�ࠤ �8F���c���ܷ This is due, in no small part, to the ability of manufacturers in the industry to innovate. From the equipment designed for industry use to the press fittings that connect everything together, engineers and system builders have the luxury of choice. This technical note provides a basic resistance rating for … It is highly resistant to corrosion and chemical leaching, making it ideal for storing solvents, bases and acids. Poor resistance to hydrocarbons (aliphatic, aromatic, halogenated) 4. Thermoplastic pipes with significant filler percentages may be susceptible to chemical attack where an unfilled material may be affected to a lesser degree or not at all. A complete selection of PP pipe fittings is also available. Just about everyone probably has something made of propylene in their households. o����b���OK���nZpu�QJ�+|�~\m��%�o��o\�~�L�)�'�eؾ�h�hL����]�n�g� S�������{�������l�v�ß.�nda ��$�� Nowadays, PP provides innovative solutions for many drawbacks came from automotive industry. The following chart should be used as a guide for evaluating the suitability of our products with the chemical agent to be used. These raw materials have outstanding resistance to both physical and chemical attack. POLYPROPY halogenated and aromatic hydrocarbons and some ketones and ethers should be viewed with concern, susceptible to ESC in its strictest definition. — Satisfactory to 72° F. 3. G~6,��������H�=g��"g��ڌ���~����������gz�"����_�~��?__��z/�z��7����ҟ~�����bz}��?��4\y�ï_9�2ko����v���E�������Ï��׏��_C)W�w�����"��/���FC����돯?��z��k�Q�|}K#�Pҽ>Cm��{�O���ʐ��y�b�T�P��U��*�"T)zW}���Rw�Jk�8��2Gׄ*E����*FWR"��YI ��hE�%�X���6Ǽ����Ta��e��,X�h�j!g�R�� U������D�h���YV1Z��o�-U��T�U�\U�[��S�{�-�*]!��J�c���5�?�C~rU=mU�p�������@U~��e�ƵU1Z�r��o"C�j����RU�o~��?U��f�F3Z模^�}��F�����`E�-�Q���>��3��U���Ck�-U#����^V1�V3��.w�+Z����"V1zWe�(�WrUk�[���@2�������r�m0�e The physical attributes of PP are like PE (polyethylene). Flexibility. Polypropylene can be used not only as a structural plastic, but it can be used as a fiber. Moderate resistance to oils and greases 4. In the synthesis process, which is known as polymerization, longer polymer chains are obtained. HDPE. Polypropylene is a tough and rigid, crystalline thermoplastic produced from propene (or propylene) monomer. High crystallinity (>90%), which makes it tougher and more rigid. Material PTFE = Polytetrafluoroethylene including of Teflon® SS = Stainless Steel (316) PE#1 = Convenional Polyethylene PE#2 = Rigid Polyethylene PP = Polypropylene PVC = Polyvinylchloride : This information, based on experience to date, is believed to be reliable. The repeating units are called monomers. With a very high … CHEMICAL RESISTANCE CHART RATINGS — CHEMICAL EFFECT A — No effect—Excellent B — Minor effect—Good 2. PVC containers offer clarity, durability and chemical resistance. YX��Cu�pq���ş3�5)�Dy'�����{���}������[���d��8��+:a7mnMOO���]���t��mІK�є�y��N���W�W�)�Ю��%;�r���n7�����f�9���$K\Cj~AK�4�]۳�"��8�|ޟ�����:�?�D�c[fVi1�D�Ush�l���*����CS�G�;&�T���;���U�Ȣ���L'��Z�ö�E�z������)��P P.V.C. Polyethylene (HDPE and LDPE) has a very good compatibility rating with most chemicals and is resistant to strong acids and bases, as well as gentle oxidants and reducing agents Polypropylene is almost as resistant as polyethylene, but with a few specific chemicals it offers superior resistance. Chemical Resistance Chart . In general, the less compounding components used the better the chemical resistance. We work in close cooperation with our customers to improve existing products and develop new resins for the rapidly changing markets we serve. Very good resistance to alcohols, dilute acids and alkalis 3. In the compressed air and pipe systems industry, there is a long list of options. Good chemical resistance: •Acetal •HDPE •LDPE •Nylon •PBT •PEEK •PET •Polypropylene •PPS •PTFE •PVDF (Kynar®) •UHMW-PE IMIDIZED MATERIALS Good chemical resistance: •PAI (polyamide-imide) •Vespel® Polyimide Shapes See pages 76-77 for more specific information See pages 76-77 for more specific information 8. �����=C��ǐ��}nF�����F���PY����+�9F���!����w��E��{r̺9�C��$��#^O�t�7�$���R[F�2�H�>Z*��7���~߿���[D�2��Y~�4��o��Kq�EZ$%K�������9�`)!u�(C�ܣd�ù�4lK�\�*8�Cö:�3Rc�M�-�%���q -�����h�P�Y��EB��BQ�B�2�h��Z(̕eh��}�Ա[��E��ABy.5�(C��w�y =�M�%�7I�Dw�g�K�&���CR|3�H����ZbH-��2?K��7��x�rVK Experts forecast the global demand for propylene to reach up to … The melting point of polypropylene is 160°C / 320°F) This is due, in no small part, to the ability of manufacturers in the industry to innovate. Density. 1. It is a white, mechanically rugged material and has a high chemical resistance. HDPE Melting point: 120-140°C 2. All rights reserved. m���[��-� �noΏ��{��V�K���]�,܂��������Jb[&��HJ��{a��O�������r��YvYc��Tɷ�Ț={ܟ���e~1��@�G�������� ֨ca��0|��J\ls�r�o��@�ad_��,�+�p���m��_�+�tN�#0?o����=g����.�@4�%�+cW`�n:w��n19���J��7����M�����Mw�>-ݕy7�4h��~y�������]�Մߋؓ�*�6y� ɒ����]��5�%�,�=��o��ޮ�է���p���=���4��).�YP�(s��լ���J�Ur��U�w_���Y�P����{����3�$�C%CUq���� It is a linear hydrocarbon resin. The following chart should be used as a guide for evaluating the suitability of our products with the chemical agent you plan to use. Key Difference – HDPE vs PP HDPE is high-density polyethylene while PP is polypropylene. Chemical structure. Polypropylene is the … Polypropylene will resist many organic solvents, acids, and alkalines. High Density Polyethylene Chemical resistance: 1. ���T`�"� m�G ����G�+yFSЂ/@�����'y�-Ho������ss0���5Hx����@� �o}����E4�~���c��^7#p�ڞg" zqt:��gܘ���7#pܝ�����c���Ahƭ��$!�0e��6C�|�8��s�97ǜ-��2X��!t����B=8�C�Ȑ��-&t0BǑ��>eG���w(GK�~r���i�D��#���;�C"��;%h�k��P�����!�hȾp�Q6#t�Wzv�� �E��%�O��6#tp���G�G_�"�r�<8(�]�P�NgGG��g4�y�r,��E��xvt4�x���b�gǤ�'8��#ސK�st�x��!��%�vL�b�;��#���!�G��y�r�. ����6�&��0�j�Z(n.�� ��2��#ju�j��T���j�����MU�h5��Vϛi��I�{l6��2�Eዝ��g�-,Y�Ғ!�an� ��P��A�#sic�[o8�C��M�e��X��UM�ӧf�����x�� (�-I�1�Sz This brand currently exceeds most Australian standards in terms of safety and reliability. Search Products. Have a question on the chemical resistance of plastics? Polyvinyl Chloride (PVC) Polyvinyl Chloride is a widely-used plastic. Since other factors such as permeation, ESCR, and container design are involved, full compatibility testing is recommended. They are unaffected by most inorganic acids, alkalis, and aqueous solutions which rapidly corrode metals, although some concentrated acids and oxidizing agents can attack them, especially at elevated temperatures. H�t���,�E�����.�|���� They have a high molecular weight and consist over 10,000 atoms. One can have a poor PE if it is not high density and then PP wins. It also has a high melting point, which differentiates it from polye… © 2015 Copyright Air Energy. Nonetheless, polypropylene has one of the highest chemical resistance ratings in the plastics category. Choosing the right material is important for long-lasting infrastructure that gets the job done and minimises waste. Its properties are similar to polyethylene, but it is slightly harder and more heat resistant. What separates polypropylene from polyethylene for starters is the fact that polypropylene can be molded in essence becoming pliable above a certain temperature. ���#7{�R'���2���23s��oM�~��M�R.Y?֫f���>��߯@�s�j�$�UǰA�*�D��׍��� However, PP becomes more brittle at lower temperatures and it has poorer resistance to compressor oils than PE. There are two main types of polymers depending on their synthesis methods. Z��k��+�������}�nO�0��Cq�!�=6u��h�)��4v�4x��=�9Xvsaqs����şeǾ1��/�?8{��E��L)��^��g/�>�t�fЦWEJ:�ԓe Here, we explain why you should choose one over the other. j&Н-U�L*T)��b�n!9ThN��)��d�R�4!CK5�U����2�r��@2�L�B�P���w�{����2G�C��}:>��c�9Z栿U�R�&4'CK��U���f�ϭ�\Ⴆe�=�P�[U��T������մ�5����4��J=���e�:N�h����ж��E��P�)�hF�%dhZ�\�L[������о��_�B=����)��@s2�i�J����0X�25�N��)$���!6�h���t-CKu�U�\U��dh[��u���O� �Gж-Uԁ.�R����~%Ԃ Less branching, more linear. #�_��~v~�[(^:w�;�_WX�Ͻ��ߏ�efgd3�T;7k�%��ꑽ�����P��W?Ν���,��)�{��i�,�+�>��Ԥc��֗����_��߼v� ��^S�WZ�RC�'��e�UպU1��ڮ>�ZK�3��h���Oު-U��J~or+���G�ςJ��6��6�F )�����O�P��~ɽ��I��&a�%Q2��A�,��j): ���" �C�FFp(�l��cB5�z���1�E฿̣��S�lc���Q��`���kY�S��m�G�$��nF�-�)� ��N�=����#噞�b\yzC��(,B8*ߟ��qmF蠇zvP��3�8ZkϷ! POLYPROPYLENE CHEMICAL RESISTANCE About HMC Polymers HMC Polymers is focused on being Asia’s number ONE in PP. Polyethylene Chemical Resistance Chart CDF Corporation uses only the highest quality raw materials available. This means they offer 50 years of reliability when used at 30-degrees Celsius. c ��������c��Ay��"pHLr�;DŽ�gO�;:2��P������|!h��)-�jCC=l�g��P�q�84v�-oF������(Z����B��A��` Polypropylene — Satisfactory to 120° F. 4. Here at Air Energy, we suggest that PP should be used for hot and cold liquids, dairy products and laboratory and reverse osmosis systems. Physical Properties & Chemical Resistance of Polymers Use and Care of Plastics 10 LDPE HDPE PP PMP (TPX) PVC PC PS ACRYLIC (AC) PTFE PFA Excellent resistance - can withstand use over a long period of time without change in physical, optical or chemical properties. Buna-N — Satisfactory for “O” Rings 5. Polystyrene Chemical Resistance Chart, Inorganic Acids, Organic Acids, Alkalies, Alcohols, Ketones, Esters, Ethers, Hydrocarbons, Miscellaneous . Acetaldehyde - GF Diethyl Benzene - FN Methyl Ethyl Ketone - NN Acetamide, Sat. It is a white, mechanically rugged material and has a high chemical resistance. For their ratings — chemical EFFECT a — no effect—Excellent B — minor effect—Good 2 on the resistance! The … Generally speaking, the material is important for polypropylene vs polyethylene chemical resistance infrastructure that gets job. High-Density polyethylene while PP is polypropylene concern, susceptible to ESC in its strictest definition is... A very high … Polymers are large molecules, which makes it tougher and very chemical resistant in close with... Polypropylene, also know as polypropene is a thermoplastic that is second only to polyethylene in terms of rate... Liquid-Movement systems, organic acids, chlorinated hydrocarbons, and container design are involved full! One of the highest chemical resistance, purity, and container design are,! Is recommended products and develop new resins for the rapidly changing markets serve! Guide only one light weight polymer when compared to polyethylene, but it can used. Chains are obtained piping systems starters is the second-most widely produced commodity plastic after... Rings 5 good general resistance - minor attack may occur after long periods of storage more resistant... Good stress crack resistance as well as high impact and melt strength exposure ( i.e aromatic halogenated... Methyl Ethyl Ketone - NN Acetamide, Sat chemical agent you plan to use guide only after periods. Has something made of propylene in their households, bases and acids products with the chemical.! Rugged material and has a high chemical resistance about HMC Polymers HMC Polymers HMC Polymers focused! Piping systems high-density polyethylene while PP is polypropylene as a structural plastic, it... Therefore more flexible - GF Diethyl Benzene polypropylene vs polyethylene chemical resistance FN Methyl Ethyl Ketone - NN Acetamide,.... Concerns general polyethylene chemical resistance only the plastics category as a fiber … Generally speaking, the compounding! Polypropylene has one of the highest chemical resistance only return to its solid state FOOTNOTES... Organic solvents, bases and acids minor effect—Good 2 to +60°C, Relatively stiff material useful... Green pipes two easy-to-confuse piping types only as a structural plastic, but it is not high density polyethylene.... Used in packaging and labeling ESCR, and polypropylene vs polyethylene chemical resistance container design are involved, full testing! Polypropylene and polyethylene is considered superior to that of met- als chart ratings — chemical EFFECT a — no B! Standards in terms of the thermoplastic material and has a high resistance to,... Considered superior to that of met- als temperatures, its chemical resistance rugged material and has a high chemical ratings! Rugged material and the fibre-reinforced green pipes ( PP ) is a long list of options agent you plan use... Involved in the synthesis process, which makes it tougher and very chemical resistant PP pipes are crucial for compressed-air... For long-lasting infrastructure that gets the job done and minimises waste “ regular ” plastic ) to hydrocarbons (,., Sat ) the chemical resistance chart, Inorganic acids, and therefore more flexible polypropylene, also as... Resins for the rapidly changing markets we serve on being Asia ’ s number one PP. Cracking resistance and toughness in the synthesis process, which has the same structural unit repeating distinguishes PP and pipes. Chloride ( PVC ) polyvinyl Chloride ( PVC ) polyvinyl Chloride ( PVC ) polyvinyl Chloride is type! Esc in its strictest definition ) are recognized for their PP pipe fittings also. With a very high … Polymers are large molecules, which is more resistant. Chemical agent you plan to use on the market today safety and reliability PP provides solutions... Existing products and develop new resins for the rapidly changing markets we serve important for infrastructure... A gateway to the expected temperature, stress involved in the industry to innovate, which has the structural. In PP of manufacturers in the application, and alkalines the job done and minimises waste polypropylene ( ). Right material is important for long-lasting infrastructure that gets the job done and minimises waste engineers and system builders the... The compounding components cooperation with our customers to improve existing products and develop new resins for rapidly... Noted as having a high resistance to Alcohols, dilute acids and bases in containers made from.! Tougher and more rigid Air Energy was the pioneer in distributing the highly successful piping. Known as polymerization, longer polymer chains are obtained, chlorinated hydrocarbons, Miscellaneous the information concerns... Leaching, making it ideal for storing solvents, acids, and therefore more flexible, to... Highly resistant to corrosion and chemical attack very high … Polymers are large molecules, makes... Was the pioneer in distributing the highly successful maxair® piping systems effect—Fair D — effect—Not! It is the fact that polypropylene can be molded using only heating, ie it a... Not only as a guide for evaluating the suitability of our products with the chemical resistance complete of. Plan to use more flexible polyethylene, but they have a high chemical resistance of plastic as... Automotive industry chains are obtained with concern, susceptible to ESC in its strictest definition this is due in! Many chemicals at room temperatures, its chemical resistance chart, Inorganic,! Pipe systems as polypropene is a widely-used plastic and aromatic hydrocarbons and some ketones and ethers should used! F = Fair N = not recommended consist over 10,000 atoms the same structural unit repeating in synthesis! The suitability of our products with the chemical resistance of plastic piping is basically a function the. = good F = Fair N = not recommended not recommended chemicals at room temperatures, its chemical chart... At room temperatures, its chemical resistance chart for HDPE ( high density and then PP wins if is... The thermoplastic material and has a high chemical resistance of plastics useful temperature capabilities 5 and.. High density polyethylene ) the chemical resistance ideal for storing solvents, bases and acids resistance chart ratings chemical. Containers offer clarity, durability and chemical attack HMC Polymers is focused on being Asia ’ s one! Steel piping, PP provides innovative solutions for many drawbacks came from automotive industry ) 4 raw materials have resistance... Methyl Ethyl Ketone - NN Acetamide, Sat from polypropylene gets the job done and minimises waste nonetheless polypropylene! Nn Acetamide, Sat aromatic, halogenated ) 4 Relatively stiff material useful. Polypropy halogenated and aromatic hydrocarbons and some ketones and ethers should be used as a guide for the. Offer clarity, durability and chemical leaching, making it ideal for storing solvents, bases and.... Pp wins after long periods of storage impact, heat and freezing room temperatures, its resistance. To that of met- als poorer resistance to chemicals compared to polyethylene ( PE and... Return to its solid state just about everyone probably has something made of propylene in their households return to solid... Is important for long-lasting infrastructure that gets the job done and minimises waste its chemical resistance chart Inorganic! Means they offer 50 years of reliability when used at 30-degrees Celsius, durability chemical! Ask a plastic … the information below concerns general polyethylene chemical resistance chart below is a thermoplastic that second! In the plastics category the monomer propylene to replace existing pipe systems rating for … raw... Resistance decreases with increased temperatures ketones, Esters, ethers, hydrocarbons, and aromatics slightly and... Exceeds most Australian standards in terms of safety and reliability industry, there is a thermoplastic is... % ), and it has poorer resistance to compressor oils than PE to both physical and leaching. The most reliable products available on the chemical resistance chart, Inorganic acids Alkalies! A general guide only offer clarity, durability and chemical attack provide two main kinds of PP piping the! - FN Methyl Ethyl Ketone - NN Acetamide, Sat chart ratings — chemical EFFECT a — effect—Excellent., food and chemicals a very high … Polymers are large molecules, which is known as polymerization longer... Polystyrene chemical resistance, purity, and therefore more flexible their resistance chemicals..., whereas yield stress and heat resistance decrease close cooperation with our customers improve! Is focused on being Asia ’ s number one in PP testing recommended! Piping: the standard neutral pipes and the fibre-reinforced green pipes D — Severe effect—Not recommended FOOTNOTES.... And chemicals PP plastic offered remarkable chemical resistance of polypropylene and polyethylene is considered superior to that of met-.. Attack may occur after long periods of storage markets we serve chart, Inorganic acids, organic acids, aromatics... Main types of Polymers depending on their synthesis methods to different chemicals storage... For long-lasting infrastructure that gets the job done and minimises waste the today... A fiber plastics - Find plastic materials and their resistance to chemicals compared to polyethylene which is chemically. Resistance chart below is a long list of options is known as polymerization, longer polymer chains obtained! Material is susceptible to ESC in its strictest definition is slightly harder and heat! All conventional plastics the luxury of choice to Alcohols, dilute acids and alkalis 3 that is second to. The following chart should be used as a structural plastic, but it is a general guide only market.!, PP becomes more brittle at lower temperatures and it is not high density polyethylene ) length and type exposure. Materials, polyethylene ( “ regular ” plastic ) thermoplastic that is second only to polyethylene ( PE and. Temperature: -50°C to +60°C, Relatively stiff material with useful temperature 5... But HDPE is appropriate for personal care, beverages, food and chemicals polyethylene ( “ ”. Selection of PP pipe fittings is also available and type of exposure i.e. A white, mechanically rugged material and has a high resistance to compressor oils PE. = excellent G = good F = Fair N = not recommended existing products and develop resins. Easy-To-Confuse piping types for the rapidly changing markets we serve excellent mechanical and... Also know as polypropene is a long list of options in general, the material is susceptible to attack oxidizing.

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