Polytek Development Corp  |  SKU: 7430U4

Poly 74-30 Liquid Rubber

$74.60
Shipping calculated at checkout.
Poly 74-30 Liquid Rubber is a two-part, liquid polyurethane system that cures (RTV) to an amber (color varies), Shore A30 rubber. This is a pourable rubber, but it can be easily thickened with PolyFiber II Thickener for brush-on application. For a transparent, amber version of this rubber, consider Poly 74-30 Clear Liquid Rubber. For a high-tear version of this product, consider Poly 74-30 HT Liquid Rubber.


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.

TECHNICAL SPECIFICATIONS
  • Mix Ratio by Weight: 1A:1B
  • Shore Hardness: A30
  • Pour Time: 25-30 min.
  • Demold Time: 16 hr.
  • Cured Color: Amber, Varies
  • Mixed Viscosity: 2,000 cP
  • Specific Volume: 27.5 in³/lb
  • Specific Gravity: 1.01
  • Elongation: 506 %
  • Tensile Strength: 281 psi
  • Die C Tear Strength: 62 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.



Kit Components
Poly 74-30 Liquid Rubber Components
4-lb kit includes: 2 lb of Poly-74 Series Part A (~1 quart)
2 lb of Poly-74-30 Part B (~1 quart)
16-lb kit includes: 8 lb of Poly-74 Series Part A (~1 gallon)
8 lb of Poly-74-30 Part B (~1 gallon)
80-lb kit includes: 40 lb of Poly-74 Series Part A (~5 gallons)
40 lb of Poly-74-30 Part B (~5 gallons)

  

LOOKING FOR LARGER SIZES (E.G., DRUM KITS)?

Contact us at 877-935-8906 or info@concretedecor.net for help.
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