Loading Port:China Main Port
Payment Terms:TT or LC
Min Order Qty:1000Pcs m.t.
Supply Capability:10000PIECES PER MONTH m.t./month
Packaging & Delivery of Glass Quartz Tubes
Packaging Detail: export pakage
Delivery Detail: within 10days
Specifications of Glass Quartz Tubes
No bubble, no airline corrosion resistance,inside glazed, ends ground flat, inside smooth, small quartz tube
Parameters Requirements of Glass Quartz Tubes
Density2.2x10kg/m3
Thermal stability: cooling from 1100°C to 20°C for three times,No crack
Hardness 550KHN100
Tensile Strength 4.7x101Pa(N/m2)
Heating to 1100C for one hour, No colorchanges.
Compression strength>1.1x109Pa
Coefficient of Thermal Expansion(20C-300°C) 5.5 x10-7cm/cmC
Thermal Conductivity (20°C)1.4 W/Mc
Specific Heat(20°C)660J/kgC
Softening Point 1630°C
Annealing Point 1150°C
