1.Chloroprene Rubber CR 2.polychloroprene rubber cr 3. CR rubber. For the rubber ,we can supply Korea ,Russia ,Japan, ... ,PBR-ND SKD-ND KBR01 NBR 35L 35LM 6240 6250, CR, IR2200,SKI-3S ,BK 1675N, SBS 792 791H 815. CHLOROPRENE ... ,01,01,06. Physical-mechanical characteristics of vulcanized standard rubber compound:a) Conventional tensile strength MPa, minb) Elongation at break, % min ...