Unimin quartz sands glossy surface ,withstand high temperature -steady heat conduction , high temperature not changing color

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clear quartz Rod: High purity Unimin sands

Resistance high temperature Low OH

The charactor of clear quartz tube:

1.  high purity,transparent fused quartz glass,silica more than 99.9%

2. good stability,corrosion resistance

3.  mainly used in electric light source industry, semiconductor,optical and chemical industries

physical properties quartz tube:

density 20kg.m-3(x103)2.2

coefficient of expansion 25-300-1(x10-6)0.56

softening point :1700 C

annealing point: 1210 C

strain point :1110 C

youngs modulus Pa: 7.3x105

   we could make many kinds further quartz products according your demand.   We are a manufacturer for all kinds of quartz products. Including quartz tube,quartz rod, quartz plate, quartz crucible, quartz boat, and other quartz products for solar and semiconductor