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Silicone Moulding Rubber

Here at Mouldlife|PS we have carefully selected and manufactured premium silicone mould making rubber to meet the needs of all moulding applications; from hobbyist creations, confectionery moulds and prop making, to special effects for TV, film and theatre. Providing you with options to avoid complex vacuum degassing, our silicone rubber products suit every level of expertise.

You will find both addition cure and condensation cure silicones suitable for moulding, along with additives to aid all alterations you require, including pigments, retarder, deadener, thickener and thinner.

We provide a complete range of rtv silicones and if you're not sure which one you need, read our guide on the the best silicone for mould making

If you require assistance selecting your silicone moulding material; please call +44 (0) 1638750679 for technical advice. 

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Showing products 1 to 16 of 16
Ad-Sil 20 Silicone Rubber

A low-viscosity RTV silicone rubber with high tear strength and excellent detail reproduction, ideal for precise mould making, prosthetic work, and applications requiring strong, stable, and easy-release performance.

From: £33.60
£28.00 (ex. VAT)
Bluesil RTV 3325

Flexible silicone elastomer ideal for mould making, with adjustable cure speeds for versatile casting applications.

From: £25.20
£21.00 (ex. VAT)
Mould Doh silicone putty

Extremely quick, easy, and safe way to create moulds with excellent fine detail reproduction in less than 10 minutes

From: £18.00
£15.00 (ex. VAT)
(1)
Mould Master Silicone Moulding Rubber

Medium-soft silicone with high strength and durability, ideal for long-lasting industrial moulds.

From: £25.17
£20.98 (ex. VAT)
PlatSil Gel 7325 Silicone

A low-viscosity, platinum-cure silicone rubber with a convenient 1:1 mix ratio, offering good working time, easy mixing visibility, and reliable performance for both pourable and brush-on moulding applications.

From: £38.08
£31.73 (ex. VAT)
PlatSil® FS20 Silicone Rubber

A fast-setting, platinum-cure silicone rubber with a 1:1 mix ratio, delivering quick demould times, reliable working time, and versatile performance for both pourable and brush-on moulding applications.

From: £37.00
£30.83 (ex. VAT)
(1)
PS28 Silicone

Medium-firm silicone ideal for mould making, with brushable options and adjustable cure speeds.

From: £25.20
£21.00 (ex. VAT)
QC25

A two-part, low-viscosity translucent silicone with a 10-minute working time and fast demould, ideal for quick mould making and flat mould applications.

From: £45.00
£37.50 (ex. VAT)
RTV 3481 Silicone

High-performance silicone with excellent tear strength and flexibility, ideal for detailed moulds and complex shapes.

From: £25.24
£21.03 (ex. VAT)
(1)
SuperSil 25 Silicone Rubber

Flexible, high-tear strength silicone ideal for detailed moulds and casting with excellent flow and durability.

From: £22.14
£18.45 (ex. VAT)
TinSil 7010

Flexible tin-cure silicone rubber with strong tear resistance and easy release, ideal for mould making and casting.

From: £22.14
£18.45 (ex. VAT)
TinSil 7020

Flexible tin-cure silicone rubber with strong tear resistance, easy release, and reliable performance for mould making and casting.

From: £22.14
£18.45 (ex. VAT)
TinSil 7025

Medium-firm silicone for reliable mould making with good working time.

From: £34.80
£29.00 (ex. VAT)

High-hardness silicone with heat resistance, ideal for casting low-melting metals and rigid mould applications.

From: £42.96
£35.80 (ex. VAT)
(1)
TinSil 8030

Durable, low-shrinkage silicone with strong tear resistance, ideal for long-lasting moulds and detailed casting.

From: £31.50
£26.25 (ex. VAT)
(2)
Transil 20 Platinum Silicone (T20)

A translucent, ultra-low viscosity silicone elastomer with a fast cure and exceptional strength, ideal for rapid mould making and applications requiring durable, high-performance results.

From: £33.60
£28.00 (ex. VAT)