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RTV Silicone 25 Shore

This material produces the highest quality rubber moulds with extremely fine detail and minimal shrinkage. They will produce well hundreds of castings depending on the complexity of the shape. This self releasing liquid rubber is activated by the addition of a catalyst, poured over the former and cured at room temperature. RTV25 is a medium, condensation cured silicone.


• Medium 25 Shore A hardness

• All kits supplied with catalyst

• Choose from fast or slow catalysts


Click here for instructions on silicone mould making


These products come supplied with a choice of hardeners. Click through to the main product page for choice

RTV 25 Silicone Fast Kit with Yellow Catalyst 1.05kg

RTV 25 Silicone Fast Kit with Yellow Catalyst 1.05kg

    19.78 (Excluding VAT at 20%)

RTV 25 Silicone Slow Kit with Green Catalyst 1.05kg

RTV 25 Silicone Slow Kit with Green Catalyst 1.05kg

    19.78 (Excluding VAT at 20%)

RTV 25 Silicone Fast Kit with Yellow Catalyst 5.25kg

RTV 25 Silicone Fast Kit with Yellow Catalyst 5.25kg

    85.46 (Excluding VAT at 20%)

RTV 25 Silicone Slow Kit with Green Catalyst 5.25kg

RTV 25 Silicone Slow Kit with Green Catalyst 5.25kg

    85.46 (Excluding VAT at 20%)

RTV 25 Silicone Fast Kit with Yellow Catalyst 21kg

RTV 25 Silicone Fast Kit with Yellow Catalyst 21kg

    329.24 (Excluding VAT at 20%)

RTV 25 Silicone Slow Kit with Green Catalyst 21kg

RTV 25 Silicone Slow Kit with Green Catalyst 21kg

    329.24 (Excluding VAT at 20%)