Tungsten tube is widely used as high-temperature vessel in sapphire single crystal growth furnace, rare earth metals smelting system, induction furnace heating element, quartz glass smelting system. Tungsten tube is also used more and more in LED industry.
Tungsten tube production process: Isotactic pressing - Intermediate frequency sintering - Machining - Finishing.
18.3g/cc to 19.2g/cc
Sintering or machining from tungsten rod
20-640mm OD x 50-1000mm length
Fine tungsten tube
4.75-20mm diameter x 50-300mm length
Grinding, Finish turning, Black Oxide