silica powder

Product Overview

Description

Manufactured from natural quality crystal stone,for its high content of SiO2 and low impurity.It can be used as the material for producing optical fiber,fused quartz dlass tube,rod and crucible,which can be used in fiber communication,lighting and semiconductor industry,etc.

 

Chemical Index

Item	High quality products	Quality products
SiO2(%)	≥99.99	≥99.98
Al(*10^-6)	≤10	≤15
Fe(*10^-6)	≤1	≤1
K(*10^-6)	≤1.5	≤3
Na(*10^-6)	≤1.5	≤3