Custom Waterproof Silicone Rubber Flat Gasket Square Sealing Washer for Machine. Customized Manufacturing: All rubber components are customized and made to order only, with no standard products available. Wide Material Selection: Available materials include NBR, EPDM, Silicone, FKM, Neoprene, NR, IIR, SBR, and more. Custom Color Options: We can produce custom molded rubber and silicone products in different colors upon request. Broad Application Scope: Products serve Auto, Household, Medical, Industrial, and Agricultural sectors with high resistance. International Certifications: Certified by ISO, FDA, Reach, RoHS, and IATF16949 for quality and safety compliance. Strict Quality Standards: Tolerances follow DIN ISO 3302-1, Rma, and GB/T3672; materials defined by ASTM D2000. Experienced Manufacturer: Over 30 years of experience with 3500 sqm facility and 30 tons monthly production output. Flexible Delivery Time: 3-7 days for standard products; 15-30 days for big orders and custom non-standard items.