| Styrene Butadiene Rubber | Chlorosulfonated Polyethylene Rubber | Thermoset Fluoroelastomer |
| Thermoset Polyurethane, Elastomer, Unreinforced | Thermoset Polyurethane, Elastomer, Glass Filled |
| Abatron | Covestro | Dow Chemical |
| Greene Tweed | NEXA® S.p.A. | Park Electrochemical Corp. |
| Precision Polymer Engineering Limited | Pyrotek, Inc. | S&E Specialty Polymers |
| Silikony Polskie | Thermoseal Inc. | UBE |