Large diameter quartz tube is one special type of transparent quartz tube. Its diameter can reach 330 mm and contains silica above 99.95%. It has a series of excellent physical and chemical properties, such as high-temperature resistance, corrosion resistance, good thermal stability, good performance, electric light insulation resistance and so on. Large diameter quartz tube used for special metal smelting mold, the chemical pipeline, semiconductor industry and production equipment, cylinder, quartz piece etc. Welcome the new and old customer consultation and order