... of rubber parts according to your drawing or samplesMatetialNBR, NR, FPM ,EPDM ,SBR ,SR ,CR, HNBR, IIR, PTFE, Silicon, etc. Can ... rubber diaphragm for pump1) Available material : material for NBR,FKM,FPM,VITON(FKM)&Dow elastomers,Neoprene,HNBR,Natural rubber,SBR,IR ...