Transparent quartz tubes Material: silica, SiO2 99.99% The quartz tube from 1-300mm could be offered by our company. And further processing of trim cutting, fire polishing, bending and pinching can be done according to the requirement of customers. Our quartz tubes have the characteristics such as high purity, good spectral transmission, well controlled dimension and lower OH and so on. The products are widely used in the fields including lighting sources(halogen lamps, metal halogen lamps and other quartz lamps), semiconductor, metallurgy, chemical industry, Lab instruments, etc