
Flex 20 is a soft, flexible yet durable urethane rubber. It’s easy to use, accepts color, and allows for excellent detail and part reproduction.
- Has a shore hardness of 20 A
- Great for automotive, medical, and gasket applications
- Vacuum or pressure is recommended for bubble-free castings
Prior to using product, please read all Technical Data, Safety Data, and Instruction sheets linked below.
- Product:
- Flex 20
- Color:
- Ivory
- Mix Ratio:
- 1:1 by weight
- Pot Life:
- 4 minutes
- Demold Time (100 gram mass):
- 2 hours
- Mixed Viscosity (cps):
- 520
- Specific Gravity:
- 1.01
- Shore Hardness (ASTM D2240):
- 20 A
- Tensile Strength (ASTM D638, psi):
- 250
- Shrinkage (in./in.):
- .005
- Elongation (in./in.):
- 770%
- __Demold Time:
- 2 hours
- __Shore Hardness:
- 20 A
- __Prop 65:
- No
- __Ground Only:
- No