LydallLydall Filtration Separation

 

 

 
   
 

Ultra High Molecular Weight Polyethylene (UHMWPE)

 

Chemical Resistance

Test Specimens: Dumbbell Type; Duration of Test: 30 days

  • A = Resistant: Mechanical properties not appreciably affected
  • B = Limited Resistance: Decrease in yield stress and ultimate tensile strength less than 20%
  • C = Not Resistant: Decrease in yield stress and ultimate tensile strength greater than 20%
I. Inorganic Acids
Reagent 20°C 50°C 80°C
Chromic Acid (80%) A A B
Hydrochloric Acid (conc.) A A A
Hydrocyanic Acid A A  
Hydrofluoric Acid A A  
Nitric Acid (conc.) C C C
Nitric Acid (50%) B C C
Nitric Acid (20%) A A B
Phosphoric Acid (85%) A A A
Sulfuric Acid (conc.) A C C
Sulfuric Acid (75%) A B B

II. Alkalis
Reagent 20°C 50°C 80°C
Aqueous Ammonia A A  
Potassium Hydroxide Solution A A A
Sodium Hydroxide Solution A A A

III. Aqueous Solutions of Inorganic Salts
Reagent 20°C 50°C 80°C
Aluminum Chloride A A A
Ammonium Nitrate A A A
Bleaching Powder A A A
Calcium Chloride A A A
Sodium Carbonate A A A
Sodium Chloride A A A
Nitric Acid (20%) A A A
Sodium Hypochlorite A A A
Zinc Chloride A A A

V. Hydrocarbons & Halogenated Hydrocarbons
Reagent 20°C 50°C 80°C
Benzene B B  
Carbon Tetrachloride B    
Cyclohexane A A  
Dichloroethylene C C  
Diesel Oil A A B
n-Heptane A    
Petroleum Ether A    
Trichloroethylene B C  
Toluene B C  
White Spirit A B  
Xylene B B C

VI. Alcohol, Ketones, Ester & Amines
Reagent 20°C 50°C 80°C
Acetone A A  
Aniline A A B
Benzyl Alcohol A A A
Butyl Alcohol A A  
Cyclohexanol A A A
Ethanol A A  
Ethyl Acetate A A  
Ethylene Glycol A A A
Glycerin A A A
Lauryl Alcohol A A A
Propyl Alcohol A A A

VII. Miscellaneous
Reagent 20°C 50°C 80°C
Beer/Wine A A A
Detergents in Aqueous Solution A A A
Distilled Water A A A
Hydrogen Peroxide 30% (Perhydrol) A A  
Linseed Oil / Olive Oil A A A
Milk A A A
Sea Water A A A

 

Reprtined From: Engineered Materials Handbook™ - Volume 2: Engineering Plastics