Henan Sicheng Abrasives Tech Co., Ltd.founded in 2009, is located in Zhengzhou City, Henan Province, China. Sicheng owns 12 years of experience as a dust less sand supplier in production and sale. In the past ten years, our company has focused on research,development and production of dustfree sand. Using unique bauxite ore raw materials to produce medium and high-quality dust-free products. Dust-free sand, also known as washed sand, is a non-metallic mineral, a hard, wear-resistant, and chemically stable silicate mineral, and its main mineral component is SiO2. Its color is off-white and gray-yellow, and consists of medium-fine sand, medium-coarse sand, coarse sand, gravel layer, and gravel layer.