Description

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 and other quartz lamps. This glass can be supplied in the range of ****0mm outside diameter, 0.**8.0mm wall thickness and ******0mm length. Exhaust tubes with good CPK are suitable for high-speed streamline production. And further processing of trim cutting, fire polishing, bending and pinching and etc. can be done according to the requirement of customers. OH-content can be controled within *0ppm*5ppm*0ppm5ppm2ppm according to the requirement of customers.