Polyethylene Corrosion Resistance
Guide to the Selection of Corrosion Resisting Non Metallics
A/FEP ETFE D730 con 6 UHMWPE PP PSZ ybase FKM CSM EPDM Corrosion Resistance continued Benzaldehyde AllE AllE 10B 10B NR 10ANRNRNRNR C6H5CHO Benzene 10D 10D 10B 10D NR NR 10A NR NR NR NR C6H6 Benzoic Acid AllE AllE 10D 10D AllB NR AllD AllD AllC NR NR C6H5COOH Black Liquor slurry ––– 10B NR AllD AllD 10D 10A 10C Boric Acid AllE AllE AllC AllC
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Polyethylene Chemical Resistance Chart
polyethylene The effects on the poly ethylene may be gradual even for strong oxidizers and short term effects may not be measurable However if continuous long term exposure is intended the chemical effects should be checked regularly CODES A Resistant no indication that serviceability would be impaired B Variable resistance depending
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Materials Chemical Compatibility Guide
resistance and cold flexibility FKM is known especially for its non flammability low gas permeability and excellent resistance to ozone weathering and aging The operating temperatures of the Fluorocarbon Rubber range between 20 °C 4 °F and 200 °C 392 °F for a short period of time up to 230 °C 446 °F
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Chemical Resistance Guide for High Density Polyethylene HDPE
The information below concerns general polyethylene chemical resistance only Since other factors such as permeation ESCR and container design are involved full compatibility testing is recommended LEGEND S = Satisfactory O = Some Attack U = Unsatisfactory High Density Polyethylene Chemical Resistance Guide
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Polyethylene HDPE Polymer Plastics Company LC
Polyethylene is a thermoplastic material produced by polymerizing ethylene gas with a catalyst in a reactor Polyethylenes are characterized by their low cost light weight and excellent low temperature properties Also Polyethylenes exhibit excellent resistance to gamma rays in atomic radiation and is nontoxic
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Technical DaTa SheeT PolyethyleneLaminated Plastics
POlYeThYlene GRaDeS low Density Polyethylene lDPe This extruded material offers good corrosion resistance and low moisture permeability It can be used in applications where corrosion resistance is important but stiffness high temperature and structural strength are not A
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Chemical Resistance of Polypropylene and Polyethylene
Generally speaking the chemical resistance of polypropylene and polyethylene is considered superior to that of met als They are unaffected by most inorganic acids alkalis and aqueous solutions which rapidly corrode metals althoughsome concentrated acids and oxidizing agents can attack them especially at elevated temperatures IMPORTANT NOTICE This data refers to drainage systems usage only
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corrosion resistance closely approaches that of 300 series stainless steel 17‐4 PH is primarily used as a stem material for high pressure butterfly and ball valves 304SS is basic 18 chromium 8 nickel austenitic stainless steel commonly used for valve trim
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materials are frequently used due to its corrosion resistance from oil field fluids Surfactant chemicals and other wetting agents are known to cause environmental stress corrosion cracking SCC of polyethylene plastics This thesis studies the resistance of HDPE pipeline materials to
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PET polyethylene terephthalate semicrystalline is a strong stiff engineering plastic with excellent machining characteristics chemical resistance and bearing and wear properties PET is often used for food processing machinery applications where low moisture absorption low thermal expansion resistance to staining or resistance to
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Chemical Compatibility ChartLDPE HDPE PP Teflon
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
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PEPolyethyleneChemical Resistance
Polyethylene and Very Good Chemical Resistance Acetatic acid Amonium hydroxide 30 Calcium hydroxide 30 Diethylene glycol Ethylene glycol Ethanol 100 Glycerin Glycol
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ABRASION RESISTANCE OF POLYETHYLENE PIPES
ABRASION RESISTANCE OF POLYETHYLENE PIPES Gravel rocks sharp stones and acidic euent or chemicals can all contribute to the erosion and corrosion of your pipes In scientific testing polyethylene piping has shown strong abrasion resistance with considerably reduced wear rates compared to other materials
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Chemical Resistance Chart for HDPE High Density
Chemical Resistance Classification 30 days of constant exposure to reagent causes no damageLittle or no damage after 30 days of constant exposure to the reagentSome effect after 7 days exposure to the reagent Solvents may cause swelling and permeation losses
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Chemical Resistance of Plastic Piping Materials
Polyethylene PEX Pipes used in Treated Potable Water For specific information about the resistance of high density polyethylene HDPE to disinfectants please see PPI T echnical Note 44 Long Term Resistance of AWWA C906 Polyethylene PE Pipe to Potable Water Disinfectants and PPI Technical Note 49 Recommendations for AWWA
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Effects of polyethylene glycol PEG on the corrosion
Polyethylene glycol PEG has been extensively used in various sectors such as biomedical cosmetic and pharmacological applications In previous studies PEG was for instance added to the electrolyte in order to create coatings having the capacity to increase corrosion resistance of Zn This present part is devoted to use the PEG as a
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Chemical resistance of polyethylenePremier Plastics
Chemical Resistance of Polyethylene LDPE MDPE HDPE Resins Chemical or Solvent Concentration 70°F 140°F 70°F 140°F Acetaldehyde 100 O U Acetic Acid Glacial Conc O U Acetic Anhydride U U Acetic Acid 1 10 S S Acetic Acid 10 60 S O Acetic Acid 80 100 O U Acetone S S S S Acetone 100 U U
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PlasticsChemical Resistance Chart Material Formula Acidsconcentrated Acidsdilute Alcohols Alkalis Aromatic hydrocarbons Greases and Oils Halogenated Hydrocarbons Halogens Ketones Cellulose Acetate Butyrate CABFair Poor Poor Fair Poor Poor Good Poor Poor Poor Poor Ethylene Chlorotrifluoroethylene copolymer
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Chemical Resistance Guide for High Density Polyethylene HDPE
369 rows The information below concerns general polyethylene chemical resistance only Since other
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HDPE Chemical Resistance GuidePolyethylene
HDPE Chemical Resistance Guide Legend S = Satisfactory O = Some attack U = Unsatisfactory 5 of 5 Reagent 70 F 21 C 140 F 60 C V Vanilla extract S S Vaseline S S Vinegar commercial S S W Wetting agents S S Whiskey S S Wines S S X Xylene U U Y Yeast S S Z Zinc chloride saturated S S
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to corrosion resistance properties friction coefficients lower than steel thus improving the fluid flow and aging and wear abrasive resistance 1 Polyethylene is a non conductor material not subject to electrochemical attack or corrosion which makes it resistant to aggressive fluids containing wet carbon dioxide dissolved salts or
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CORROSION RESISTANCE Excellent corrosion resistance in contact with acids alcohols basis esters petrol greases and oils Fairish resistance to aliphatic and aromatic hydrocarbons mineral oils oxidizing agents They are not resisting in contact with halogenated hydrocarbons POLYETHYLENE PE POLYETHYLENE PE 01/17
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The Corrosion of Polymeric Materials
The corrosion of polymer matrix composites is additionally plagued by two different factors the nature of the laminate and within the case of thermosetting resins the cure Improper or poor cure can adversely impact corrosion resistance whereas correct cure time and procedures can usually improve corrosion resistance Radiation
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Polyethylene Corrosion Resistant Plastics Finished Product
The polyethylene family of plastics consists of several grades including high density low density marine food cutting board and playground They have varied uses but share many of the same characteristics low moisture absorption exceptional chemical and corrosion resistance and low cost
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High Temperature Polyethylene PE RT
Chemical Resistance Benefits of PE RT HDPE Pipe Higher Operating Temperature Outstanding Chemical Corrosion Resistance Abrasion Resistance Excellent Flow Characteristics Full Range of Pipe Sizes Molded Fittings and Pressure Capabilities Polyethylene 80 X 10 6 0 065 x 10 5 2ΔT Carbon Steel Pipe HDPE Pipe ¾
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Chemical Resistance of Polypropylene and Polyethylene
Generally speaking the chemical resistance of polypropylene and polyethylene is considered superior to that of met als 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
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Low Density Polyethylene plastic can be used in applications where corrosion resistance is important but stiffness high temperatures and structural strength are unimportant Applications A highly flexible product LDPE plastic is widely used in orthopedic products or
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Corrosion Resistant Plastics Overview Polymer Plastics
Corrosion resistant plastics are comprised of two groups Polyolefins and the polyvinyl chloride group The common attributes of corrosion resistant plastics are excellent chemical resistance with relatively low cost The Fluoroplastics group also exhibits excellent chemical resistive properties however products within this group are
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Polyethylene PE Plastic Properties Uses Application
Whereas polyethylene pipes exhibit high strength good corrosion and chemical resistance hence suitable for use in municipal industrial marine mining landfill duct and agricultural applications
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A/FEP ETFE D730 con 6 UHMWPE PP PSZ ybase FKM CSM EPDM Corrosion Resistance continued Benzaldehyde AllE AllE 10B 10B NR 10ANRNRNRNR C6H5CHO Benzene 10D 10D 10B 10D NR NR 10A NR NR NR NR C6H6 Benzoic Acid AllE AllE 10D 10D AllB NR AllD AllD AllC NR NR C6H5COOH Black Liquor slurry ––– 10B NR AllD AllD 10D 10A 10C Boric Acid AllE AllE AllC AllC
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CHEMICAL RESISTANCE CHARTU S Plastic
CHEMICAL RESISTANCE DATA These recommendations are based upon information from material suppliers and careful examination of available published information and are believed to be accurate However since the resistance of metals plastics and elastomers can be affected by concentration temperature presence of other chemicals and other factors
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LDPE Plastics LDPE Materials Low Density Polyethylene
Low density polyethylene LDPE is an extruded engineered plastic that offers good corrosion resistance properties and low moisture permeability It can be used in applications where corrosion resistance is a factor but stiffness high temperatures and structural strength are not
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