Following is a list of chemicals that are suitable for pump components such as "O" rings, diaphragms etc.
This list is not an indication that a pump containing these materials makes the pump suitable for these chemicals (most pumps as an example must not pump inflammable liquids)
For more specific information see the chemical resistance guide.
Recommended use | Not recommended use | Properties | |
Viton | Most Acids / Chemicals Halogenated Hydrocarbons Di-Ester Lubricants Petroleum Oils / Fuels Silicone Oils / Greases Solvents, D-Limonene |
Ketones (MEK) Auto / Aircraft Brake Fluids Amines (Ammonia) Acetone, Skydrol, Ethyl Accetate Hot Water and Steam Low Molecular Esters and Ethers |
Good Wear Resistance Excellent Comp. Set Resistance Excellent high temperature resistance in air, oil Very good chemical resistance Moderate Short-Term Resilience Excellent Permeation Resistance |
EPDM | Hot Water and Steam Auto / Aircraft Brake Fluids Some Acids and Bases Ketones and Alcohols |
Petroleum Oils Fuels |
Good Wear Resistance Excellent ozone and chemical characteristics Very good stream resistance Good Comp. Set Resistance Moderate Short-Term Resilience Good Permeation Resistance |
Santoprene | Potable water Most acids Alkaline, Soaps Ketones and Alcohols |
Oils and Solvents Soaps with solvents D-Limonene Aromatic Hydrocarbons |
|
Buna | Silicone Greases / Oils Water Petroleum Oils / Fuels Ethylene Glycol Fluids |
Ketones (MEK) Halogenated Hydrocarbons Auto / Aircraft Brake Fluids Strong Acids |
Good Wear Resistance Good Compression Set Resistance Good Short-Term Resilience Good Permeation Resistance |
For more specific information see the chemical resistance guide.