Evonik Aerosil® 200 Fumed Silica

AEROSIL® 200 Fumed Silica

Description:

AEROSIL® 200 is a hydrophilic fumed silica with a specific surface area of 200 m2/g.

Applications:

Paints and coatings
Unsaturated polyester resins, laminating resins and gel coates
HTV- and RTV-2K-silicone rubber
Adhesives and sealants
Printing inks
Cable compounds and cable gels
Plant protection
Food and cosmetics

Properties:

Rheology and thixotropy control of liquid systems, binders, polymers, etc.
Used as anti-settling, thickening and anti-sagging agent.
Reinforcement of HTV- and RTV-2K silicone rubber.
Improvement of free flow and anticaking characteristics of powders.

Hydrophilic Fumed Silicas

AEROSIL® grades	BET Surface Area [m2/g]	Loss on Drying [wt. %]	pH
AEROSIL® 200	200 + 25	< 1.5	3.7 - 4.7
AEROSIL® 300	300 + 30	< 1.5	3.7 - 4.7
AEROSIL® 380	380 + 30	< 2.0	3.7 - 4.7
AEROSIL® OX 50	50 + 15	< 1.5	3.8 - 4.8

The data have no binding force. Any parameter should be specified individually if necessary.

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