Custom Molded Silicone Rubber Parts & Seals

We specialize in manufacturing high-quality molded silicone rubber components for a vast range of industrial applications. As experts in compression molded silicone, we can produce a wide array of custom silicone parts, from intricate silicone seals to durable silicone dampers. Our capabilities allow us to create everything from standard silicone o rings and silicone washers to bespoke silicone rubber parts.

Our flexible silicone rubber material is chosen for its outstanding properties. It serves as a reliable waterproof silicone seal and is available in grades suitable for high temperature silicone rubber applications. Whether you need a simple silicone stopper or complex silicone rubber gasket material, we deliver precision and quality. Explore our range of products, including silicone plugs, silicone caps, and silicone bushings, all engineered to perform in the toughest conditions.

Custom High-Temperature Silicone Gasket

The HTS-65 series represents our premier custom silicone parts, created through precision compression molded silicone to match your exact specifications. Formulated as a high temperature silicone rubber, it creates a resilient and waterproof silicone seal perfect for demanding industrial and automotive environments. Rely on our HTS-65 silicone rubber gaskets for unmatched sealing performance and longevity.

Molded Silicone Rubber Hardness:30-80 Shore A

Made from high-purity silicone rubber, these components offer outstanding heat resistance, flexibility, and environmental durability. Heat resistance from -40°C to 280°C. Samples provided freely and delivered within 10 days. Has ISO9001, CE, RoHS certifications.

The Frequent FAQs of Molded Silicone Rubber

What is your minimum order quantity for molded silicone rubber components and can you mix different sizes or colors in one order▾

SpringGrass MOQ: 3,000 pcs per design. Mixed sizes allowed within same material/color. Mixed colors allowed with 1,000 pcs per color, total still ≥3,000 pcs.

What types and grades of silicone rubber do you use (FDA, medical grade, high temp, food grade, flame retardant, etc.)▾

SpringGrass uses platinum-cured FDA/food-grade, medical-grade ISO 10993, high-temp (-60–+250°C), flame-retardant UL94 V-0, and general-purpose silicone; hardness Shore A 20–80, tensile strength 7–11 MPa.

What dimensional and appearance tolerances can you achieve for molded silicone parts▾

SpringGrass molded silicone: dimensional tolerance typically ±0.05–0.10 mm (depends on part size), flatness ±0.10 mm/100 mm, flash ≤0.20 mm, color ΔE≤1.0, surface finish Ra≤0.8 μm.