Ads by Google
pipe flange gaskets
1.Main material: EPDM , Nitrile etc.2.GFE and Greif are using it.
| PERFORMANCE CHARACTERISTICS | White EPDM Washers | Black Nitrile Washers |
| Physical Properties | ||
| In general | GOOD | EXCELLENT |
| Elasticity | GOOD | EXCELLENT |
| Heat resistance | GOOD | EXCELLENT |
| Chemical Resistance | ||
| Chemicals in general | EXCELLENT | GOOD |
| Petroleum products | FAIR | EXCELLENT |
| non-polar solvents/chemicals | FAIR | GOOD |
| Most chlorinated hydrocarbons | GOOD | POOR |
| polar solvents/chemicals | GOOD | POOR |
| Aqueous products | EXCELLENT | EXCELLENT |
| food stuffs, edible oils | GOOD | GOOD |
| Compliance with Food Packaging Regulations | ||
| *Compliance with §177.2600 of the FDA | YES | NO |
| (Rubber articles intended for repeated use) | ||
| Compliance with Heavy Metal Contents Legislation | ||
| *Compliance with §37.0205 of the CONEG | YES | YES |
| *Compliance with EEC Commission | YES | YES |
| Directive 94/62/EC (13.12.94) |
High Quality pipe flange gaskets(EPDM)