Premium Silicone O-Ring Seals for High Tension Applications. Free Design and Samples: Complimentary design services and samples available for qualified projects. ISO Certified Quality: ISO9001:2008, RoHS, and FDA certified with strict quality control systems. Extensive Material Options: Available in NBR, CR, SBR, EPDM, IIR, HNBR, ACM, NR, EP, SIL, FKM, and more. Custom Color and Hardness: Colors and hardness (30-90 Shore A) fully customizable per drawing requirements. 10+ Years OEM/ODM Experience: Over a decade of expertise in molded rubber parts and custom manufacturing. NDA Protection Available: Non-disclosure agreements signed to ensure drawing and design safety. One-Stop Solution: Complete services including CNC, molding, stamping, and drop shipping. Fast Delivery Options: Samples in 3-7 days; mass production in 7-45 days depending on quantity.