Rubber Washer 1)various rubber 2)different sizes and colors 3)custom made rubber washers 4)good quality, reasonable price Rubber Washer Sizeaccording to your size(drawing), 2D or 3DMaterialSilicone,FKM,EPDM,NBR,NR,SBR,Neoprene,Polyurethane,FVMQ,FFKM,Aflas, etc.DuroSilicone:20~80 Shore A, others 40~90 Shore AColorany color as per PantoneTechnologymouldingNote: each material has its advantage, ...