RTV-3460 Mold Making Silicone Rubber


Popular Specifications

58A Shore Hardness
140 ppi Tear Strength
65,000 cps Viscosity

Elkem RTV-3460, formerly Bluestar RTV-3460, is a two-component, addition-cure, room-temperature curing, 58 Shore A silicone rubber. It is designed for the prototype and architectural industries where urethane elastomers and foams are commonly used.

Molds made from RTV-3460 feature high tear strength, excellent dimensional stability in high pressure applications, and improved release characteristics for long mold life. RTV-3460 is available in gray or translucent.

Elkem V-240 has been discontinued including SKUs 054846KG, 054847KG, 054819KG, and 054820KG. RTV-3460 is the alternative.





SKU Description   UM Thick Width Length Height Board ft. Net Wt. Diameter Grade Grit Plys Radius SPB Ship Note Min. Qty Pcs/Box Pcs/Bundle Winding Ft/Box Handle Len Head Diam Head Len Mfg. # Qty
054936 RTV-3460 - Gallon Unit (Gray) EA 11
054934KG RTV-3460 - 20 kg (Base Only) EA 44.1
054935 RTV-3460 - 2 kg (Gray Catalyst Only) EA 4.4
054961 RTV-3460 - 2 kg (Translucent Catalyst Only) SO EA 4.4 20
054932KG RTV-3460 - 200 kg (Base Only) EA 440.9 FRT
054933KG RTV-3460 - 20 kg (Gray Catalyst Only) EA 44.1
054960 RTV-3460 - 20 kg (Translucent Catalyst Only) SO EA 44.1 10

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Important Information

  • Shipping: Freeman charges standard published UPS/FedEx shipping rates (unless freight is specified). All orders under $25 are subject to a $5 small order fee. International orders are subject to a $250 minimum order.

  • Liquid products are sold by weight, not volume.

  • SPB = Sheets per Box

  • HAZ-G = Hazardous material, cannot ship air, up to $33 surcharge applied for each package shipped ground within the US.

  • HAZ-A = Hazardous material, cannot ship air, no surcharge for ground shipping.

  • HAZ-T = Toxic material, must be sent by freight carrier.

  • FRT = must be sent by freight carrier due to size, weight, or hazardous classification.


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