High Strength 2

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High Strength 2 is a tin-based silicone mold making rubber with high tear strength and is great for making all types of molds – it’s soft enough for 1-piece molds with undercuts and strong enough for 2-piece molds with secure alignment.

  • Doesn’t require degassing, but recommend when possible
  • Use Rubber to Rubber mold release or petroleum jelly when making 2-piece molds

Prior to using product, please read all Technical Data, Safety Data, and Instruction sheets linked below.

$107.25

Technical Specifications

Product:
High Strength 2
Color:
Pink
Mix Ratio:
10:1 by weight
Pot Life:
45 minutes
Demold Time (100 gram mass):
12-18 hours
Specific Gravity:
1.15
Mixed Viscosity (cps):
18,000 at 130º F
Shore Hardness (ASTM D2240):
20-23 A
Tear Strength (ppi):
145
Linear Shrinkage:
.3%
Elongation (in./in.):
500%
Tensile Strength (ASTM D638, psi):
550
Temperature Resistance:
-67º to 395º F