Chemische Bestendigheid overzicht Rubber
| Property |
NR |
CR |
EPDM |
NBR |
VMQ |
PU |
CSM |
FPM |
| Min. working temperature |
-25°C |
-10°C |
-40°C |
-10°C |
-50°C |
-25°C |
-10°C |
-25°C |
| Max. working temperature |
70°C |
80°C |
110°C |
110°C |
200°C |
70°C |
110°C |
200°C |
| Tensile strength |
1 |
1 |
2 |
1 |
2 |
1 |
2 |
2 |
| Elongation resistance |
1 |
1 |
2 |
1 |
2 |
1 |
2 |
2 |
| Abrasion resistance |
1 |
2 |
2 |
1 |
4 |
1 |
2 |
2 |
| Tear strength |
1 |
1 |
2 |
2 |
2 |
1 |
2 |
2 |
| Oil resistance |
4 |
1 |
2 |
1 |
1 |
1 |
1 |
1 |
| Water absorbtion |
1 |
2 |
1 |
2 |
2 |
2 |
1 |
1 |
| Resistance: animal oil-fats |
4 |
2 |
2 |
1 |
2 |
2 |
2 |
1 |
| Resistance: vegetal oils |
2 |
2 |
2 |
1 |
4 |
2 |
2 |
1 |
| Resistance: acid-diluted |
2 |
2 |
1 |
2 |
2 |
2 |
2 |
1 |
| Resistance: hydrocarons |
4 |
2 |
4 |
2 |
4 |
2 |
2 |
1 |
| Resistance: ketones |
2 |
4 |
2 |
4 |
4 |
4 |
4 |
4 |
| Resistance: laquer solvents |
4 |
4 |
4 |
4 |
4 |
4 |
4 |
4 |
| Resistance: weather |
2 |
2 |
1 |
4 |
1 |
1 |
1 |
1 |
| Resistance: ozone |
4 |
2 |
1 |
4 |
1 |
1 |
1 |
1 |
| Cold rebound |
1 |
2 |
1 |
4 |
2 |
1 |
1 |
1 |
| Hot rebound |
1 |
2 |
1 |
4 |
2 |
1 |
1 |
1 |
1: Excellent
2: Good
3: Poor
4: Not Recommended
TECHNICAL CHEMICAL RESISTANCE
| Property |
CR |
EPDM |
NBR |
IIR |
NR/ SBR |
SI |
FPM |
PU |
FSI |
| Acedic Acid, 5% |
1 |
1 |
2 |
1 |
2 |
1 |
1 |
4 |
2 |
| Acetone |
4 |
1 |
4 |
1 |
4 |
4 |
4 |
4 |
4 |
| Acetylene |
2 |
1 |
1 |
1 |
2 |
2 |
1 |
4 |
3 |
| Acrylic Acid |
4 |
4 |
2 |
4 |
4 |
4 |
1 |
3 |
3 |
| Air, Below 100°C |
1 |
1 |
2 |
2 |
2 |
1 |
1 |
2 |
1 |
| Air, 100°C - 150°C |
2 |
2 |
3 |
3 |
4 |
1 |
1 |
3 |
1 |
| Alkenes |
4 |
4 |
2 |
4 |
4 |
3 |
1 |
3 |
2 |
| Aluminum Salts |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
3 |
1 |
| Ammonia, Liquid |
1 |
1 |
2 |
1 |
4 |
2 |
4 |
4 |
4 |
| Ammonium Hydroxide |
1 |
1 |
4 |
1 |
3 |
1 |
3 |
4 |
1 |
| Ammonium Salts |
1 |
1 |
1 |
1 |
1 |
1 |
3 |
3 |
1 |
| Aniline |
4 |
2 |
4 |
2 |
4 |
4 |
3 |
4 |
1 |
| Animal Oil & Fats |
2 |
3 |
1 |
3 |
4 |
3 |
1 |
2 |
3 |
| Anti-Freeze Solutions |
2 |
1 |
3 |
2 |
2 |
1 |
3 |
4 |
3 |
| ASTM Oil, No. 1 |
1 |
4 |
1 |
4 |
4 |
2 |
1 |
1 |
1 |
| ASTM Fuel B |
4 |
4 |
1 |
4 |
4 |
4 |
1 |
3 |
1 |
| Beer |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
2 |
1 |
| Benzene |
4 |
4 |
4 |
4 |
4 |
4 |
1 |
4 |
3 |
| Butane |
1 |
4 |
1 |
4 |
3 |
4 |
1 |
1 |
3 |
| Butanol (Butyl Alcohol) |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
4 |
1 |
| Carbon Dioxide |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Chloric Acid |
4 |
2 |
4 |
2 |
4 |
2 |
2 |
4 |
1 |
| Crude Oil |
4 |
4 |
2 |
4 |
4 |
4 |
1 |
2 |
2 |
| Detergents |
2 |
1 |
1 |
1 |
4 |
2 |
2 |
3 |
2 |
| Drinking Water |
2 |
1 |
1 |
1 |
1 |
1 |
1 |
4 |
1 |
| Ethane |
2 |
4 |
1 |
4 |
4 |
4 |
1 |
3 |
3 |
| Ethanol |
1 |
1 |
3 |
1 |
1 |
2 |
3 |
4 |
1 |
| Ethers |
4 |
3 |
4 |
4 |
4 |
4 |
3 |
2 |
3 |
| Fish Oil |
4 |
4 |
2 |
4 |
4 |
4 |
1 |
3 |
2 |
| Gasoline |
4 |
4 |
1 |
4 |
4 |
4 |
1 |
3 |
1 |
| Glucose |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
4 |
1 |
| Glycols |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
4 |
1 |
| Hydrogen Gas, Cold |
1 |
1 |
1 |
1 |
2 |
3 |
1 |
1 |
3 |
| Hydrogen Peroxide |
3 |
1 |
2 |
1 |
3 |
2 |
1 |
3 |
2 |
| Methane |
2 |
4 |
1 |
4 |
4 |
4 |
1 |
3 |
3 |
| Methanol |
1 |
1 |
4 |
1 |
1 |
1 |
4 |
4 |
1 |
| MEK |
4 |
1 |
4 |
1 |
4 |
4 |
4 |
4 |
4 |
| Milk |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
4 |
1 |
| Motor Oils |
2 |
4 |
1 |
4 |
4 |
2 |
1 |
1 |
1 |
| Naptha |
4 |
4 |
2 |
4 |
4 |
4 |
1 |
2 |
2 |
| Natural Gas |
1 |
4 |
1 |
4 |
2 |
4 |
1 |
2 |
3 |
| Nitric Acid (< 50%) |
3 |
3 |
4 |
3 |
3 |
3 |
1 |
3 |
2 |
| Nitrogen |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Olive Oil |
2 |
2 |
1 |
2 |
4 |
3 |
1 |
1 |
1 |
| Oxygen, Liquid |
4 |
4 |
4 |
4 |
4 |
4 |
4 |
4 |
4 |
| Ozone |
2 |
1 |
4 |
2 |
4 |
1 |
1 |
1 |
1 |
| Paraffins |
2 |
4 |
1 |
4 |
4 |
2 |
1 |
1 |
1 |
| Phosphoric Acid Conc. |
2 |
1 |
2 |
1 |
1 |
3 |
1 |
4 |
3 |
| Potassium Hydroxide |
2 |
1 |
2 |
1 |
2 |
3 |
4 |
4 |
3 |
| Propane |
2 |
4 |
1 |
4 |
4 |
4 |
1 |
3 |
2 |
| Sea (Salt) Water |
2 |
1 |
1 |
1 |
1 |
1 |
1 |
2 |
1 |
| Sewage |
2 |
1 |
1 |
1 |
1 |
1 |
1 |
4 |
1 |
| Soap Solutions |
2 |
1 |
1 |
1 |
2 |
1 |
1 |
4 |
1 |
| Sodium Hydroxide |
2 |
1 |
2 |
1 |
2 |
2 |
2 |
2 |
2 |
| Steam Below 150°C |
4 |
1 |
4 |
3 |
4 |
3 |
2 |
4 |
4 |
| Sulfuric Acid, Conc |
4 |
4 |
4 |
4 |
4 |
4 |
1 |
4 |
4 |
| Toluene |
4 |
4 |
4 |
4 |
4 |
4 |
1 |
4 |
2 |
| Transformer Oil |
2 |
4 |
1 |
4 |
4 |
2 |
1 |
2 |
1 |
| Transmission Fluid A |
2 |
4 |
1 |
4 |
4 |
2 |
1 |
2 |
1 |
| Vegetable Oil |
3 |
3 |
1 |
3 |
4 |
2 |
1 |
2 |
1 |
| Vinegar |
2 |
2 |
2 |
2 |
2 |
3 |
1 |
4 |
3 |
| Water |
2 |
1 |
1 |
1 |
1 |
1 |
1 |
4 |
1 |
| Wines & Liquor |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
4 |
1 |
| Xylene |
4 |
4 |
4 |
4 |
4 |
4 |
1 |
4 |
1 |
1: Excellent
2: Good
3: Poor
4: Not Recommended
| Abbreviation |
Full name |
| NR |
Natural rubber |
| CR |
Polychloroprene rubber |
| EPDM |
Ethylene-Propylene rubber |
| NBR |
Nitrile (BUNA) rubber |
| VMQ |
Silicone rubber |
| PU |
Polyurethane rubber |
| CSM |
Chlorosulphonated rubber |
| FPM |
Fluor (VITON) rubber |