Baoji Shengyuan Metal Material Co.,Ltd is one of the leading China tungsten tube manufacturers and suppliers,Website:http://www.bjsymetal.com, equipped with a professional factory and company, welcome to wholesale quality tungsten pipe products from us. Production Process Of Tungsten TubeIsostatic pressing machine --- IF induction sintering --- mechanical processing --- tungsten tubesProduction equipmentsIsostatic pressing machine, IF induction sintering furnace, CNC vertical turning machine, CNC milling machine, coreless grinder, wire cutting machineApplications Of Tungsten TubesTungsten tube is widely used in the thermocouple protection tube, sapphire crystal furnace and high temperature furnace, etc. Bango can provide tungsten tubes with high- precision, finish surface, straight size, and high temperature deformation.Products Information(1)Material:tungsten(2)Pure:99.95%(3)TH:0.3-4.0mm ;    OD:12.4-60mm     L: 200-500mm (4)Density:19.35g/cm3(5)Applications:Tungsten is widely used to produce crucibles and other parts for Sapphire crystal growth and rare-earth melting with its high temperature resistance, low pollution and other good characteristics.(6)SizeWe supplies all kinds of Tungsten crucibles,Tungsten groove and the whole set of Tungsten and Molybdenum parts (including heaters, heat insulation screens, sheets and supports etc.) used in hot zone of the sapphire grower according to customer's drawings and specific requirements.Technology Process SpecificationsName:Tungsten tubes Appearance:silver grey metal lusterDensity:Purity: W≥99.95%Quality standard:GB/T 4187-1984 (tungsten rod) ASTM F288-90Supply state:sintering or processingDimension: Φ(30-550)mm × L<1300mWe can provide the following size of pure tungsten tube : Diameter(mm) Wall Thickness(mm) Length(mm) 30-50 8-10 <1300 50-100 8-15 100-150 10-15 150-200 12-20 200-300 15-20 300-400 15-30 400-450 15-30 450-550 15-30 Chemical Composition Grade Tungsten content The content of impurity elements Total content Content of each element WAL1,WAL2 ≥99.95% ≤0.05% ≤0.01% W1 ≥99.95% ≤0.05% ≤0.01% W2 ≥99.92% ≤0.08% ≤0.01% Note: K is not as impurities Application Of Pure Tungsten Tube A.Mainly used for high temperature furnace components,crucible,missile rockets nozzle high temperature furnace,ect. B.It is used for pressing blanks for spinning thin-wall tubes & other special purposes.4.Production process of tungsten tubeIsostatic pressing machine --- IF induction sintering --- mechanical processing --- tungsten tubesOur Advantages •High density    •Good machinability•Good mechanical properties   •High modulus of elasticity•High absorption capacity against χ-rays and γ-rays•Harmless to the health and environment Package DetailsFirst, packaging with moisture-proof paperSecond, packaging with kraft paperThird, packaging with foam plastics in all side of plywood case.Finally packing products in plywood case TransportationShipping goods by TNT,DHL,Fedex,UPS,EMS  etc. Transport goods to Beijing or Shanghai air port by air transportation