Made in china Best Choice black silicon carbide for Granite polishing

Black silicon carbide is made of quartz sand, petroleum coke and high-quality silica as the main raw materials, and is smelted by electric furnace at high temperature. It can used for refractory purpose or in electronic industry.Silicon Carbide also has the resistivity necessary to perform as a semiconductor material. Because of these properties, Silicon Carbide is used in a wide range of applications and industries.  

1. 25 pvc bags
2. 25kgs pvc bag+1mt big bag
3. 1mt big bag
Packaging can be customized according to customer requirement