Fused silica pwoder(micro silica powder)
Purity: 99.97%
Size: 200—3000 mesh
Usage:1.High grade refractory material(crucible and steel gate)
2.Precision casting.
PRODUCT CHEMICAL COMPOSITION(High grade)
Item Component Unit Technical requirement
1 SiO2 % ≥ 99.90
2 Fe2O3 mg/kg ≤ 50
3
4
5
Na2O
K2O
Al2O3 mg/kg mg/kg mg/kg
≤
≤
≤
40
40
150 result
99.97
10
16
7
54
Evaluation comply comply comply comply comply

Factory introduction
Our factory is located in Jiangsu province and the origin or silica resources in
China.We built the factory in 1996 and with almost 20 years history we can guarantee the quality of our products.The factory already has the ceritfications of quality management system ISO9001:2008.And now the products have been exported to many other countries like USA,JAPAN,KOREA and RUSSIA etc.

Roger Zhang 张武
Manufactory:Wanhe Mining 万和矿业
Xinyi Wanhe Mining Industry Co.,Ltd.
Zhang ShaoZheng
Tel:13705225198
Trade company:Tsunami Technology 振涛科技
Wuhan Tsunami Technology Co., Ltd.
Tel:+86 15952003283(CHINA)
MSN:zwbmw456@msn.cn
skype:zwbmw456
QQ:552368903
Wechat:zwbmw456
E-mail: 15952003283@163.com
awuzwbmw@gmail.com