Synthetic, hydrophobic, amorphous silica, produced via flame hydrolysis. Special features: White colloidal powder of high purity. Application: HDK® H2000 is applied as a reinforcing filler in elastomers, mainly silicone-elastomers. HDK® H2000 is used as a free flow additive in the production of technical powders and as additive in antifoam agents. Information provided by Wacker Chemie AG. |