HB-620 is a hydrophobic fumed silica, in the form of a high purity white colloidal powder, which has been treated with HMDS. It features high hydrophobicity, thixotropic stability, and free-flow & anti-caking properties. This product is designed for use in paints & coatings, inks, and adhesives & sealants.
Guangzhou GBS High-Tech & Industry Co., Ltd. is a supplier of fumed silica and fumed alumina powders used in the Graphic Arts & Inks industry. GBS's Manufacturing and Application Center houses both an innovative R&D team and state-of-the-art production equipment. Through innovation, practicality, and integrity, this organization strives to be the authority on fumed silica ingredients.
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