... Feature: High melting point, High-density, high temperature oxidation resistance, long service life, resistance to corrosion..Tungsten wire is ... rod, lead-lines, frame, gas lamp electrodes, high-power incandescent filament, the filament in electronic tube ... usageWALI>=99.92Manufacturing wire of high color lamp, wire of shockproof lamp and double-spiral wireManufacturing wire of incandescent lamp ...