Clear Quartz Tube

Clear quartz tube

Clear fused quartz glass tube ,which is produced through the advanced productive technique of continuous smelting method, it has the characteristics of high purity, strong transmission , good thermally stable function, clear surface, low contents of hydroxide radical , it is the first used materials of producing halogen lamp , mercury vapor lamp , metal halogen lamp, the contests of hydroxide radical can be controlled within 20PPM\10PPM\5PPM\2PPM according to the demands of customers.

Dimensional Tolerance

Range of OD OD WT Siding Out of Round Bow/1220mm ¡Ü6mm ¡À2.0% ¡À10% 12% 2.0% 2.5mm 6.00-15.00mm ¡À1.25% ¡À8% 10% 1.5% 2.5mm 15.00-20.00mm ¡À1.25% ¡À10% 15% 1.5% 2.5mm 20.00-25.00mm ¡À1.25% ¡À10% 15% 1.5% 3.0mm 25.00-30.00mm ¡À1.35% ¡À12% 15% 1.5% 3.0mm 30.00-80.00mm ¡À1.5% ¡À14% 15% 2.0% 3.0mm

Chemical Composition Unit: ppm Al Fe K Na Li Ca Mg Cu Mn Pb B Ti 20 1.0 3.5 3.5 1.0 2.0 0.5 0.3 0.5 £¼0.01 £¼0.2 2.0

Physical Properties Density 20¡æ kg.m-3 (¡Á103) 2.2 Coefficient of expansion 25-300¡æ ¡æ-1 (¡Á10-6) 0.56 Softening point ¡æ 1670 Annealing point ¡æ 1210 Strain point ¡æ 1110 Youngs modulus Pa 7.3¡Á105

properties: Good thermal and mechanical property, accurate dimensional tolerance, and OH content (1-160PPM) is available according to the requirements of customers. application: It is widely applied at halogen lamp, mercury lamp,printer lamp tube,stage light, chemical tube, and heat-resistant utensils, etc