High Quality Tin Cured Silicone Rubber for Casting Candle Soap Mold Making. Food Grade & Non-Hazardous: Platinum cure silicone rubber is non-hazardous and food-grade, safe for food and life casting. Low Shrinkage Rate: Features very tiny shrinkage, ideal for precise duplication of concrete blocks and molds. High Tensile & Tear Strength: Offers good tensile and tear strength with excellent resistance to deformation for durable molds. Versatile Applications: Suitable for mold making, electronic potting, life casting, and rapid prototyping. Customized Packaging: Available in 1kg, 5kg, 20kg, 25kg drums with customized service options. Fast Delivery: Regular delivery time is 3-5 days after payment, with special requirements for urgent orders. High Production Capacity: Monthly production capacity exceeds 500 tons across 5 factories. Certified Quality: Verified by SGS, MSDS, ROHS, and FDA certificates with 5 manufacturing patents.