Technical datasheet

AEROSIL® R 972

Supplied byEvonik- Last Updated on Nov 18, 2025

AEROSIL® R 972 by Evonik functions as a reinforcing and thickening agent. It is based on silica after-treated with dimethyldichlorosilane. Designed for RTV silicone rubber and cable compounds. Offers water resistance and hydrophobizing of liquid systems. Improves free flow and anti-caking characteristics of powders. AEROSIL® R 972 by Evonik has a shelf life of 2 years.
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AEROSIL® R 972 properties

Other properties

PropertiesValue & unitTest conditionTest method
Ash Content0.0 Visible After LoginVisible After LoginVisible After Login
Carbon Content0.0 Visible After LoginVisible After LoginVisible After Login
Density, Tapped0.0 Visible After LoginVisible After LoginVisible After Login
Moisture Content0.0 Visible After LoginVisible After LoginVisible After Login
Particle Size0.0 Visible After LoginVisible After LoginVisible After Login
Silica Content0.0 Visible After LoginVisible After LoginVisible After Login
Surface Area, BET0.0 Visible After LoginVisible After LoginVisible After Login
pH0.0 Visible After LoginVisible After LoginVisible After Login

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