This is clear fused quartz glass tube available as continuous machine drawn and automatic controlled tubing. Transmittance of visible light>90%. This glass had the typical characteriastics of high purity, good spectral transmission, well controlled dimension and lower OH and so on. It serves as the first choice of heat resistant material for halogen lamps, mercury lamps, metal halide lamps ande other quartz lamps.
This glass can be supplied in the range of 1.50---300mm outside diameter, 0.3_15mm wall thickness and 10_6000mm length. OH_content can be controlled within 20ppm/15ppm/10ppm/5ppm/2ppm, according to the requirement of customers. Exhaust tubes with good CPK are suitable for high_speed streamline production.
And further processing of trim cutting, , closing, bending, pinching, fire polished and etc. Can be done according to the demand of the cosumers.