High Strength 3

High Strength 3

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High Strength 3 is our most flexible tin-based silicone mold making rubber – it’s great for making molds of parts with deep undercuts or negative space.

  • Doesn’t require degassing, but recommend when possible
  • Picks up exact detail of original part

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

$107.25

Technical Specifications

Product:
High Strength 3
Color:
Pink
Mix Ratio:
10:1 by weight
Pot Life:
45 minutes
Demold Time (100 gram mass):
12-18 hours
Mixed Viscosity (cps):
15,000 at 130º F
Specific Gravity:
1.15
Shore Hardness (ASTM D2240):
8-10 A
Tear Strength (ppi):
115
Linear Shrinkage:
.3%
Tensile Strength (ASTM D638, psi):
400
Elongation (in./in.):
575%
Temperature Resistance:
-67º to 395º F

More Information

Safety Data Sheet

Technical Data Sheet

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