OMNISIL RTV Clear Silicone Rubber 1:1

Omnisil – Easy to Measure, Easy to Mix and Easy to Pour into Molds

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Omnisil 1 to1 Product Image
Shore A Hardness37 – 40
Mix Ratio by Weight1:1
1:1 Rubber Shrinkage0.0%
Viscosity8,500cps
Cure Time7 – 8 hours
Rapid Cure Time @120°F / 50°C60 – 120 mins
Specific Gravity1.29
Elongation Before Break424%
Tensile Strength Before Break4.14 n/mm2
Tear Strength Die C Before Break22.2 n/mm2
ColourClear

New Omnisil makes strong, tough, tear resistant silicone rubber molds that retain their memory and do not become softer over time.

Omnisil is a transparent two part 0% shrinkage, 1:1 mix ratio RTV Silicone molding rubber that cures at room temperature and cures even faster at slightly warmer temperatures. Normal cure time is 7-8 hours, faster cure of 1-2 hours is possible at 50ºC /120ºF. Omnisil – Easy to Measure, Easy to Mix and Easy to Pour into Molds
  • 1:1 Mix Ratio Transparent Liquid RTV Silicone Rubber
  • Fully Cured Rubber Molds Within 7 to 8 Hours and Quicker at Higher Temperature.
  • Perfect for 3D Printed Wax and Resin Models and Patterns
  • Omnisil works well with all 3d printed resins models and patterns.
  • Omnisil is easy to measure, mix and pour.
 
Mold Size 0.75”/ 19 mm 1.00”/ 25 mm 1.25”/ 32 mm 1.50”/ 38mm
Part A 11.0g 14.0g 19.0g 21.0g
Part B 110.0g 140.0g 190.0g 210.0g
Total 121.0g 154.0g 209.0g 232.0g
The table above is only a guide, the mass of your model will increase or decrease the amount of rubber needed.
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