TRANS 40 Translucent Silicone Rubber

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TRANS 40 Translucent Silicone Rubber


Trans 40 is a translucent, platinum-based silicone rubber that is ideal for molds that require visual inspection or for creating prototype designs.

  • Vacuum degassing is highly recommended to achieve clarity
  • Ideal for making simple one- and two-piece molds
  • Contamination from sulfur, amines, tin compounds, cured polyester resin, some paints and some silicones may inhibit surface cure of platinum-cured rubbers
SKU: 23801 Category:


5 And 10 LB kits by special order, Email for more info


Product: Trans 40
Color: Translucent
Mix Ratio: 10:1 by weight
Pot Life: 90 minutes
Demold Time (100 gram mass): 24 hours
Specific Gravity: 1.29
Mixed Viscosity (cps): 67,000 at 130º F
Tensile Strength (ASTM D638, psi): 870
Specific Gravity: 1.29
Shore Hardness (ASTM D2240): 40 A
Linear Shrinkage: Nil
Tear Strength (ppi): 154
Elongation (in./in.): 345%
Temperature Resistance: -67º to 395º F

Additional information

Weight 2 lbs
Dimensions 5 × 5 × 5 in

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