86-0518-87898666
245 Provincial Road East, Niushan Town, Donghai County, Lianyungang, Jiangsu, China (Mainland)
high purity factory direct heat resisting quartz tube
Property:
1.Hard wear-resisting
2.Strong heat resistance
3.Uv protection
4.antifouling
5.Strong stability
6.Insulation materials
Parameters:
| Property | Typical Values |
| Density | 2.2x103 kg/m3 |
| Hardness | 5.5 - 6.5 Mohs' Scale 570 KHN 100 |
| Design Tensile Strength | 4.8x107 Pa (N/m2) (7000 psi) |
| Design Compressive Strength | Greater than 1.1 x l09 Pa (160,000 psi) |
| Bulk Modulus | 3.7x1010 Pa (5.3x106 psi) |
| Rigidity Modulus | 3.1x1010 Pa (4.5x106 psi) |
| Young's Modulus | 72GPa (10.5x106 psi) |
| Poisson's Ratio | 0.17 |
| Coefficient of Thermal Expansion | 5.5x10 -7 cm/cm·°C (20°C-320°C) |
| Thermal Conductivity | 1.4 W/m·°C |
| Specific Heat | 670 J/kg·°C |
| Softening Point | 1683°C |
| Annealing Point | 1215°C |
| Strain Point | 1120 °C |
| Electrical Resistivity | 7x107 ohm cm (350°C) |
| Dielectric Properties | (20°C and 1 MHz) |
| Constant | 3.75 |
| Strength | 5x107 V/m |
| Loss Factor | Less than 4x10-4 |
| Dissipation Factor | Less than 1x10-4 |
| Index of Refraction | 1.4585 |
| Constringence (Nu) | 67.56 |
| Velocity of Sound-Shear Wave | 3.75x103 m/s |
| Velocity of Sound/Compression Wave | 5.90x103 m/s |
| Sonic Attenuation | Less than 11 db/m MHz |
| Permeability Constants(700°C) | (cm3 mm/cm2 sec cm of Hg) |
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The Product can be delivered within 1-7days after receiving the payments.
1) by sea
2) by air( EMS, FedEx, DHL, UPS per your request)
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