... are a specialized manufacturer of silicone rubber, butyl nitrile rubber, natural rubber, EPDM rubber products, mixed rubber products and custom-made parts.Please ... your needs in producing O-ring,spacer,or other rubber products.Please enter our Web page to get more ... establish bussiness relationship with you. rubber sheetMaterialSilicone/NBR/EPDM etc, or other rubber is acceptable.ShapeAny color/size is ...