Hydrophilic Fumed Silica 200 Reinforcement of Htv- and RTV-2K Silicone Rubber Sio2, Basisil-200. High Specific Surface Area: Features a specific surface area of 200 m2/g for superior performance. Hydrophilic Nature: Synthetic, hydrophilic, amorphous silica ideal for polar applications. Reinforcing Filler: Acts as a reinforcing filler in elastomers like HTV and RTV silicone rubber. Rheology Control: Provides excellent thixotropy control for liquid systems. Anti-Sagging Agent: Functions as an anti-settling and thickening agent to prevent sagging. Free Flow Improvement: Enhances free flow characteristics and prevents powder caking. Fast Delivery: Shipment usually made within 2 to 3 weeks upon order confirmation. Sample Availability: Free samples of 100-300g available; customer pays air freight.