Smooth-On Mold Star Series 5 Gallon Kit 40.82kg

$1,430.00$1,485.00 inc GST ($1,300.00 - $1,350.00 ex GST)

Smooth-On Mold Star 5 Gallon Series are easy-to-use platinum silicone mold rubbers. The 5 Gallon series is suitable for larger projects where you’re casting wax, gypsum, resins, concrete and other materials. Available in a variety of hardnesses and cure times.

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Smooth-on Mold Star platinum silicone rubbers are easy to use. Allowing you to create molds for a variety of projects. It can also be used for casting low-temperature melt metal alloys.

Offering different hardnesses, cure times and an easy one to one mix ratio. Most applications don’t require vacuum degassing and are heat resistant up to 450°F (232°C).

Once cured Mold Star is soft, strong and tear-resistant. Allowing you to create durable molds that will stand the test of time. You can use Smooth-on Mold Star for 1000’s of casts.

When choosing Smooth-on Mold Start you’re sure to find something that suits your project’s needs.

Create molds with ease using Smooth-on Mold Star 5 Gallon Series.

Why Choose Smooth-On Mold Star Platinum Silicone Rubber?

  • Easy to use 1:1 mix ratio by volume & weight
  • Low viscosity
  • No vacuum degassing required
  • Fast cure time
  • Multiple hardnesses available
  • Heat resistant up to 450°F (232°C)
  • Tear resistant
  • Low long term shrinkage

Choose the specific hardness level from the dropdown menu to meet your unique needs.

Mold Star 15 Platinum Silicone Rubber

  • 15 A Hardness
  • 50 Minute Pot Life
  • 4 Hour Cure Time
  • Colour: Green
  • Low Viscosity
  • No Vacuum Degassing Required
  • Use in Ventilated Area

Mold Star 16 Silicone Rubber

  • 16 A Hardness
  • 6 Minute Pot Life
  • 30 Minute Cure Time
  • Colour: Blue-Green
  • Low Viscosity
  • No Vacuum Degassing Required
  • Use in Ventilated Area

Mold Star 30 Silicone Rubber

  • 30 A Hardness
  • 45 Minute Pot Life
  • 6 Hour Cure Time
  • Colour: Blue
  • Low Viscosity
  • No Vacuum Degassing Required
  • Use in Ventilated Area

Our mold star 5 gallon series is suitable for large projects. If you’re working on a smaller mould making project we recommend you purchase Mold Star Gallon Kit or a Mold Star Trial Kit.

Note: This product won’t work with modeling clays containing sulfur under any circumstances, even if sealed. Also THI-VEX is NOT compatible with Mold Star rubbers.


Weight 42 kg
Mold Star Series

15, 16, 20T, 30

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