About Xuzhou New Hitech Silica Materials Co., Ltd Our specialty lies in our ability to manufacture and export a comprehensive assortment of Fused Silica as well as Crystal Silica materials in China. The range of products that we offer includes a variety of products such as Fused Silica Cullets, Fused Silica Grains, Fused Silica Powders, High Purity Crystal Quartz Lumps, High Purity Quartz Sand (Powders) as well as Silica Glass Materials and so on, which has been produced adopting advanced processing technology and compounding technique. Moreover, our products are available in various grades and specifications as per the market norms.