Technical datasheet

ULTRASIL® 9100 GR

Supplied byEvonik- Last Updated on Feb 3, 2025

ULTRASIL® 9100 GR by Evonik is a reinforcing filler based on a highly dispersible, precipitated silica. Exhibits high dynamic stiffness, excellent abrasion and hysteresis characteristics at moderate green compound viscosities. Offers superior cut and chip resistance. Designed for mechanical rubber goods and ultra-high performance passenger car tire treads. ULTRASIL® 9100 GR is registered with EC 231-545-4, REACH, ENCS, KECI, NZIoC, PICCS, TSCA and DSL.
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ULTRASIL® 9100 GR properties

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PropertiesValue & unitTest conditionTest method
Copper Content0.0 Visible After LoginVisible After LoginVisible After Login
Density, Bulk0.0 Visible After LoginVisible After LoginVisible After Login
Electrical Conductivity0.0 Visible After LoginVisible After LoginVisible After Login
Iron Content0.0 Visible After LoginVisible After LoginVisible After Login
Loss on Drying0.0 Visible After LoginVisible After LoginVisible After Login
Manganese Content0.0 Visible After LoginVisible After LoginVisible After Login
Particle Size0.0 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 Area0.0 Visible After LoginVisible After LoginVisible After Login
Surface Area0.0 Visible After LoginVisible After LoginVisible After Login
pH0.0 Visible After LoginVisible After LoginVisible After Login

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