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Baoji Refractory metal Developer Co.,Ltd is one of the leading China pure tungsten electrodes manufacturers and suppliers, and as a professional company we have productive factory, welcome to wholesale pure tungsten electrodes products from us.² Chemical Composition:Tungsten contentThe sum of other elementsContent of each elementColor MarkWP≥99.95%≤0.05%≤0.01% ² Products properties: —High melting point—3410℃ —High boiling Point—5927℃ —High-density —19.3 g/cm3 —Internal stable structure —Outstanding thermal conductivity —Excellent resistance to electrochemical corrosion —Excellent resistance to oxidation at high temperatures —Steady electric arc —Without self-Consume ² Range of use:Pure tungsten electrode is suitable for welding mangnesium,aluminium and their alloy and stainless steel under alternating current. —Protecting arc welding —With inert gases and plasma —Jointing, cutting, spraying and smelting ² Quality of surface: Smooth, clear, no defect, no greasy dirt and other impurity.The end surface of electrodes should be even, smooth and no burrs, the section has no internal defect. ² Specification and Tolerance:Diameter（mm）Diameter tolerance(mm)Length tolerance(mm) Flat degreeΦ0.2~Φ2.5±0.05±1Not large 0.5% length of electrodesΦ2.5~Φ25±0.1
