Reynolds Advanced Materials
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Urethane 2718

Urethane Moldmaking Rubber

Urethane 2718 urethane is a unique urethane mold rubber which will not inhibit the cure of most Smooth-On platinum or tin cure silicone rubbers. It features a low viscosity for easy mixing and pouring and cures with minimal bubble entrapment. Mix ratio is 1A:1B by weight or volume, pot life is 25 minutes and the rubber cures with an ultimate Shore hardness of Shore 45A. Cured rubber is dimensionally stable (low shrinkage), offers good wear resistance excellent library life.


Subtotal: $0.00
ProductSizeNet WeightPriceQuantity
Urethane 2718
Shore A 45 Hardness. 1A:1B By Volume.WARNING: Prop 65 NoticeWARNING: Known to the state of CA to cause cancer, birth defects or reproductive harm -
Look Closer Trial Unit 2.18 lbs. $27.78
Look Closer Gallon Unit 17.4 lbs. $112.81
Look Closer 5-Gallon Unit 87 lbs. $471.47

Technical & Safety

Technical Bulletin


No media currently available for this product.

alertA release agent is required to remove cured urethane rubber from most surfaces.
alertIt is recommended to vacuum this material to remove entrapped air.