China High Pure Crystal Glass Tubing Quartz Boat for Laboratory, Find details about China Quartz Glass Boat, High Pure Quartz Boat from High Pure Crystal Glass Tubing Quartz Boat for Laboratory
Specification | |
Place of Origin | Henan, China (Mainland) |
Type | Clear quartz tube |
Surface Treatment | Polished |
Shape | Both Ends opened Quartz Tube, Straigh |
Working temperature | 1100 degrees celsius |
Application | Heater |
Outside Diameter | 2-400mm |
Length | Customized |
Packing Detalis | standard export package |
Item | Reference Value | |
Softening Point | 1680ºC | |
Annealing Point | 1210ºC | |
Strain Point | 1120ºC | |
Density | 2.2 g/ cm3 | |
Mohs Hardness | 5.5 - 6.5 | |
Tensile Strength | 4.8 × 107 N/ m2 | |
Compressive Strength | 1.1 × 109 N/ m2 | |
Thermal Expansion Coefficient @ 20-230ºC | 5.7 × 10-7cm/ cm. ºC | |
Thermal Conductivity( 20ºC) | 1.4 W/ m. ºC | |
Specific Heat( 20ºC) | 670 J/ Kg. ºC | |
Specific Resistance( 350ºC) | 7 × 107 ohm. cm | |
Dielectric Constant | 3.75 | |
Dielectric Strength | 5 × 107 V/m | |
Component Analysis | Al | 23.2 |
Fe | 4.8 | |
Ca | 3.1 | |
Mg | 2.5 | |
Li | 2.0 | |
K | 5.4 | |
Na | 6.1 |
We are china final quartz manufacturer about 14 years, How long is your delivery time?
Generally it is 5-7 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
2. Do you provide samples ? is it free or extra ?
Yes, we could offer the sample for free charge but do not pay the cost of freight.
Payment<=1000USD, 100% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us as below: