Smooth-Sil

From CAMEO
Jump to navigation Jump to search

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

  • Pot life = 90 minutes
  • Cure time = 16 hours
  • Mixed viscosity = 4500 cps
  • Shore Hardness = 35
  • Elongation at break = 175%

Pot life = 90 minutes Cure time = 24 hours Mixed viscosity = 20000 cps Shore hardness = 18 Elongation at break = 450%

Select a Product Below Mix Ratio By Weight Mix Ratio By Volume Hardness Pot Life Cure Time
› Smooth‑Sil™ 936 100A:10B 36 A 60 mins 24 hrs
› Smooth‑Sil™ 940 100A:10B 40 A 30 mins 24 hrs
› Smooth‑Sil™ 945 1A:1B 1A:1B 45 A 25 mins 6 hrs
› Smooth‑Sil™ 950 100A:10B 50 A 45 mins 18 hrs
› Smooth‑Sil™ 960 100A:10B 60 A 45 mins 16 hrs

Resources and Citations

  • Conservation Support Systems, Catalog, 1997

Retrieved from "https://cameo.mfa.org/index.php?title=Smooth-Sil&oldid=86946"