| 
                                   
                                    |  | Oil 
                                      Resistance | Electrical 
                                      Resistance | Flame 
                                      Resistance | Impact 
                                      Resistance | Abrasion 
                                      Resistance | Tear 
                                      Resistance | Oxidation 
                                      Resistance | Ozone 
                                      Resistance |   
                                    |  |  |  |  |  |  |  |  |  |   
                                    | Natural 
                                      Rubber | Poor | Excellent | Poor | Excellent | Excellent | Excellent | Fair | Poor |   
                                    | SBR | Poor | Good | Poor | Good | Very Good | Fair | Good | Fair |   
                                    | Buna-N | Excellent | Poor | Poor | Good | Good | Fair | Good | Fair |   
                                    | Butyl | Poor | Excellent | Excellent | Fair | Good | Good | Excellent | Good |   
                                    | Neoprene | Good | Very Good | Good | Good | Excellent | Good | Excellent | Excellent |   
                                    | ECH | Excellent | Good | Poor | Fair | Good | Fair | Good | Very Good |   
                                    | Hypalon | Good | Excellent | Good | Fair | Excellent | Fair | Excellent | Excellent |   
                                    | EPDM | Poor | Excellent | Poor | Good | Good | Good | Excellent | Excellent |   
                                    | Silicone | Fair | Good | Fair | Fair | Poor | Poor | Excellent | Excellent |   
                                    | Viton | Excellent | Good | Good | Very Good | Good | Fair | Excellent | Excellent |   
                                    | Santoprene | Good |  | Good | Good | Fair | Good | Excellent | Excellent |  |