clear quartz silica silica glass tubes cylinders price
clear quartz silica silica glass tubes cylinders price
It's with tight size tolerance, slinky form and excellent feature. Melting point at 1730 degree,
mainly apply for Thermocouples, samplers and high temperature parts. This products providing
to Europe, America, the all and the one quality accord with international standard.
We could make many kind further quartz products according your demand. It is used in thermocouple and equipment of industry.
Quartz glass tube phsical properties
Physical Properties
Density | 2.2±0.05 (g/cm³) |
1.Thermal stability: cooling from 1100°C to 20°C for three times,No crack.
2.Heating to 1100°C for one hour ,No color change |
Hardness | 5.5-6.5 (Mohs') | |
Design Tensile Strength | 4.8X107(N/m²) | |
Design Compression Strength | >1.1X109 (N/m²) | |
Coefficient of Thermal Expansion(20°C-300°C) | 5.7X10-7 (cm/cm°C) | |
Thermal Conductivity (20°C) | 1.4 (W/M.°C) | |
Specific heat(20°C) | 670 (J/kg.°C) | |
Electrical Resistivity (350°C) | 7x107(Ω.cm) | |
Dielectric Constant | 3.75 | |
Dielectric Strength | 5x107(v/m) | |
Softening Point | 1680 (°C) | |
Annealing Point | 1210 (°C) | |
Strain point | 1120 (°C) | |
Short-period working temperature | 1300 (°C) | |
Long-period working temperature | 1100 (°C) |
Quartz glass tube Chemical elements composition :
Chemical Elements Composition (unit: ppm)
SiO2 | Al | B | Ca | Co | Cu | Fe | K | Li | Mg | Mn | Ni | Ti | Na |
99.97% | 20 | 0.2 | 2.0 | 0.5 | 0.3 | 1.0 | 3.5 | 1.0 | 0.5 | 0.5 | 0.5 | 2.0 | 3.5 |
- Step 1Find your interested products by search keywords
- Step 2Contact the supplier by clicking ”Enquire” or “request meeting” button, otherwise, you also could consult our import consultant.
- Step 3After verifying your email, get response from suppliers or our trade manager will contact you as soon as possible
- Step 4Set up meeting with the Chinese supplier without language barrier