Xuzhou Fengbao Mining Co., Ltd is a large joint-venture enterprise specialized in series silica products, which has its own export right 30 years relative experience. It is located in XinYi city which is in the north of Jiangsu province, in the west,

1. Quartz(Silica)Sand
high purity grade: SiO2:99.60%min-99.98%min ; Fe2O3 :1-35ppm Max.; size:2-200 mesh
refined grade: SiO2 :99.50%min-99.90% min ; Fe2O3 : 50-300ppm Max.; size:2-325 mesh
General grade:SiO2 :98.00%min-99.50% min ; Fe2O3 : 400 -1200ppm Max.; size:2-400 mesh

2. Quartz(Silica) Stone
special grade: SiO2:99.96%min; Fe2O3: 40ppm Max.
1st grade: SiO2:99.90%min; Fe2O3: 40ppm Max.
2nd grade: SiO2:99.80%min; Fe2O3:100ppm Max.
3rd grade: SiO2:99.60%min; Fe2O3:3