Poly 74-29 Liquid Rubber

SKU:
7429U16

Poly 74-29 Liquid Rubber is a two-part, liquid polyurethane system that cures (RTV) to a Shore A30, black rubber. This is a pourable rubber, but it can be easily thickened with PolyFiber II Thickener for brush-on application.

 

View All Poly 74 Series

WARNING: This product can expose you to chemicals including Toluene diisocyanate (TDI), which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov

FOR INDUSTRIAL/PROFESSIONAL USE ONLY. 

$155.00
Current Stock:

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Technical Specifications

Mix Ratio by Weight:
1A:1B
Shore Hardness:
A30
Pour Time:
30 min.
Demold Time:
16 hr.
Cured Color:
Black
Mixed Viscosity:
2,800 cP
Specific Volume:
27.5 in³/lb
Specific Gravity:
1.02
Elongation:
1,600 %
Tensile Strength:
520 psi
Die C Tear Strength:
109 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
Poly 74-29 Components
16-lb kit includes: 8 lb of Poly 74-Series Part A (~1 gallon)
8 lb of Poly 74-29 Part B (~1 gallon)
80-lb kit includes: 40 lb of Poly 74-Series Part A (~5 gallons)
40 lb of Poly 74-29 Part B (~5 gallons)