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High Strength 3
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.
$33.99
$24.99
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
Prior to using product, please read all Technical Data, Safety Data, and Instruction sheets linked below.
See It In Use
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Reviews
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High strength 3
Works very well for making model railroad loads and parts.
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Great multipurpose silicone
I use this for dice, works great for the small details. Has quite a few uses before it starts to break down. Easy to use and flexible enough for most molds!
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making a mold to recreated a "character" in clay
Easy to use. It worked exactly as promised. I've already ordered more.