For the transport industry we offer track sand with a grain structure in line with technical delivery conditions BN 918 224 (grit for improved traction) issued by Deutsche Bahn AG. Our silica sand has a high quartz content > 96% and consists of rounded grains with a rough surface. It is free of humic, loamy and clayey components, binding agents as well as any foreign substances. Our silica sand is washed multiple times, screened and fire-dried. Continuous checks guarantee a high and consistent quality.