Baoji Zhipu Non-Ferrous Metals Processing Co.,Ltd is one of the most famous China tungsten bar manufacturers and suppliers, welcome to wholesale cheap tungsten rod products from our company and factory. Tungsten rod (English name: Tungsten rod), commonly known as "rocks".Tungsten rod with high density, high melting point, small volume, high wear resistance, high hardness, high tensile strength, high extensibility, many excellent properties such as resistance to high temperature.The primary USES of tungsten rod: cathode tube another piece and gas discharge lamp electrodes, etc., pure tungsten rod used in the manufacture of tungsten heater, lead wire and electrode, tungsten bracelet point material, etc Production and processing: Forming, sintering, forging, machining overhang. Surface:1, sintered tungsten rod surface is silver gray metallic luster 2, forging tungsten rod surface has a layer of oxide, surface in black 3, polished tungsten rod, is silver gray metallic luster  Specifications and models: eter Black tungsten rod W ground tungsten rod Specified lengthmm Diameter deviation% Circularity% DiameterDeviation mm Circularity mm 0.8≤d≤3.0 ±2 2 ±0.03 0.03 L≤50≤0.5 50≤L≤100±1.0 100≤L≤300±1.5300≤L≤500±2.0500≤L≤100±2.5 1000≤L≤2000±5 3.0