Neutral Glass Optional Cap Transparent Round Bottom Glass Test Tube
General description
1. High purity: SiO2 >99.99%;
2. Excellent chemical performance for acid resistance and alkali resistance;
3. No air bubble no air line.
4. High temperature resistance
5. Excellent electrical insulator
6. ISO 9001 Certification
7. We can accept customized according to your requirement.
Specification
Outside Diameter | 1-400mm |
Length | 1-4000mm |
Wall Thickness | 0.5 MM-40 MM |
Density | 2.2g/cm3 |
Compressive Strength | 1100Mpa |
Young's Modulus | 72000Mpa |
Modulus of Rigidity | 31000Mpa |
Mohs Hardness | 5.5~6.5 |
Transformation Point | 1280°C |
Softening Point | 1780°C |
Annealing Point | 1250°C |
Specific Heat (20 ~ 350 °C) | 670J/kg.°C |
Thermal Conductivity (20 °C) | 1.4W/m.°C |
Index of Refraction | 1.4585 |
Thermal Processing Temperature | 1750~2050°C |
Short-term Working Temperature | 1300°C |
Long-term Working Temperature | 1100°C |
Strain | 1270 C Fused The Quartz Glass Brick |
PPM Grade | Controlled 10/20/100 PPM |
Electrical Resistivity: 1000ºC | 1x106 Ω. cm |
Application
They are widely used in electric light, diffusion tube, protection tube, optical instrument, sight glass, observation window for furnace, semiconductor, photoelectron, military industry, metallurgy, water treat,emt, lab glassware and many other fields.
Packing and delivery
1. plastic bubbles
2. polystyrene foam sheet
3. carton
4. wooden case
5. delivery by shipping or Express, such as EMS/DHL/TNT/UPS/Fedex.
Our Advantage
1. 24 hrs service for customers.
2. Quality issue, we accept reworking if quality is not reach your requirements.
3. Sample available for free.
4. OEM service acceptable. welcome your artwork.