Technical datasheet

Simpact® 85A

Supplied bySmooth-On- Last Updated on May 20, 2026

Simpact® 85A by Smooth-On is a tough, low odor, fast setting polyurethane elastomer grade. It is a phthalate free, mercury free and MOCA free resin. It is a mixed 85A:100B solution by weight and can be poured easily. Offers very high tear strength, good impact and wear resistance. It can be colored with SO-Strong® or Ignite® colorants. Simpact® 85A by Smooth-On is suitable for prototypes and display pieces. Cured rubber exhibits exceptional performance characteristics and dimensional stability.
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Simpact® 85A properties

Mechanical properties

PropertiesValue & unitTest conditionTest method
100% Modulus0.0 Visible After LoginVisible After LoginVisible After Login
Elongation at Break0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Shore A0.0 Visible After LoginVisible After LoginVisible After Login
Tear Strength0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength0.0 Visible After LoginVisible After LoginVisible After Login

Other properties

PropertiesValue & unitTest conditionTest method
Viscosity0.0 Visible After LoginVisible After LoginVisible After Login

Physical properties

PropertiesValue & unitTest conditionTest method
Molded Shrinkage0.0 Visible After LoginVisible After LoginVisible After Login
Specific Gravity0.0 Visible After LoginVisible After LoginVisible After Login
Specific Volume0.0 Visible After LoginVisible After LoginVisible After Login

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