PT Flex 20 Liquid Rubber

SKU:
PTFLEX20U80

PT Flex 20 Liquid Rubber is a two-part, liquid polyurethane system that cures (RTV) to a tan, Shore A20 rubber. This is the softest rubber in the PT Flex line of polyurethane mold rubbers. PT Flex Series rubbers were specifically designed for prototyping and model making applications and offer fast pour times (~4 minutes) and fast demold times (~2 hours).

FOR INDUSTRIAL/PROFESSIONAL USE ONLY. 

$595.00
Current Stock:
Looking for larger sizes (e.g., drum kits)?
Please contact Customer Service at 800-858-5990 or sales@polytek.com

Technical Specifications

Mix Ratio by Weight:
1A:1B
Shore Hardness:
A20
Pour Time:
4 min.
Demold Time:
2 hr.
Cured Color:
Tan
Mixed Viscosity:
520 cP
Specific Volume:
27.5 in³/lb
Specific Gravity:
1
Elongation:
770 %
Tensile Strength:
250 psi
Die C Tear Strength:
50 pli
Notes:
Shake or Stir Part B before use. The color of polyurethane Part Bs may change in color from batch to batch or may darken with age, but product performance is not affected.

More Information

Material Calculator

Technical Bulletin

Safety Data Sheet - Part A

Safety Data Sheet - Part B

Kit Components
PT Flex 20 Components
80-lb kit includes: 40 lb of PT Flex 20 Part A (~5 gallons)
40 lb of PT Flex 20 Part B (~5 gallons)

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