Smooth-Sil

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Description

[Smooth-On] A trademark for a series of two-component liquid silicone rubber compounds. Smooth-Sil (TM) Platinum silicones are cured with a platinum catalysts. These low viscosity rubbers pour easily and cure at room temperature with negligible shrinkage. Smooth-Sil is used for making molds of sculptures and architectural details. The molds can be cast with plaster, resins, and low melt alloys.

Synonyms and Related Terms

Smooth-On Platinum Silicones; Smooth-Sil 910; Smooth-Sil 920; Smooth-Sil 930; Smooth-Sil-945

Risks

Physical and Chemical Properties

Select a Product Below Mix Ratio By Weight Pot Life Cure Time Mixed viscosity Shore Hardness Elongation at break
› Smooth‑Sil™ 910 100A:10B 90 mins 24 hrs 20000 cps 18 450%
› Smooth‑Sil™ 936 100A:10B 60 mins 24 hrs 21,000 cps 36 A 500%
› Smooth‑Sil™ 940 100A:10B 30 mins 24 hrs 35,000 cps 40 A 300%
› Smooth‑Sil™ 945 1A:1B 25 mins 6 hrs 30,000 cps 45 A 320%
› Smooth‑Sil™ 950 100A:10B 45 mins 18 hrs 35,000 cps 50 A 320%
› Smooth‑Sil™ 960 100A:10B 45 mins 16 hrs 30,000 cps 60 A 270%

Resources and Citations

  • Conservation Support Systems, Catalog, 1997