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Mold Making Materials

RAMPF’s silicones are engineered for creating durable molds that deliver accurate prototypes and detailed reproductions across a wide range of applications. With low to no shrinkage and outstanding replication of fine details, these addition‑cure and condensation‑cure silicones are available in multiple hardnesses to meet diverse project requirements. Paired with versatile silicone options designed for mold making, props, and creative fabrication, RAMPF silicones support precision, customization, and exceptional mold performance.

RAMPF Silicones for Prototypes, Props, and More

Your Benefits:

– Low to no shrinkage, ensuring accurate, reliable prototype and mold dimensions

– Outstanding replication of fine details, ideal for precise mold making

– Available in multiple cure types (addition and condensation cure) to match project needs

– Offered in several hardness options, giving flexibility for a wide variety of applications

Platinum‑cured silicones offer high tear strength, low viscosity, and minimal shrinkage, with a room‑temperature 10:1 mix that processes easily and cures with excellent dimensional stability.


Product Hardness Mixed Viscosity Tensile Strength Tear Strength Elongation
RS-9115 RS-9115 10-20A 16,000 cP 700 psi 155 pli 750% View Product
RS-9140 RS-9140 Rev-01 35-45A 25,000 cP 1,000 psi 140 pli 460% View Product
RS-9142 RS-9142 Rev-01 35-45A 82,000 cP 750 psi 125 pli 350% View Product
RS-9150 RS-9150 Rev-01 45-55A 30,000 cP 715 psi 125 pli 150% View Product
RS-9160 RS-9150 Rev-01 55-65A 28,000 cP 900 psi 140 pli 135% View Product

Tin‑cured silicones provide dependable tear strength, low viscosity, and minimal shrinkage, featuring a simple 10:1 room‑temperature mix for smooth, consistent processing


Product Hardness Mixed Viscosity Tensile Strength Tear Strength Elongation
RS-9210 RS-9210 5-15A 20,500 cP 440 psi 130 pli 540% View Product
RS-9235 RS-9235 Tin 35A 30-40A 25,000 cP 445 psi 155 pli 380% View Product
RS-9215 RS-9215 10-20A 20,500 cP 460 psi 140 pli 365% View Product
RS-9225 RS-9225 20-30A 24,500 cP 615 psi 155 pli 525% View Product

 


Product Hardness Color Mix Ratio pbw Gel Time min Viscosity cps Tear Strength pli Notched Izod ft-lb/in
HP-2160 HP-2160 55-65A Light Amber 100:43 10-20 1,660 --- 900 View Product
IE-3644-1 IE-3644-1 50-60D Translucent Amber 100:50 20-30 2,750 350 6.0 View Product
IE-3660-1 IE-3660-1 40-50D Translucent Amber 100:12 9-13 2,200 --- 10 View Product

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Get in touch with one of our expert sales-representatives for more information about our products.