Tungsten wires

Product Description

Introduce(detail): product. Surface finish is supplied in the black, as drawn condition, where drawing lubricants and oxides are retained on the surface, or in the cleaned condition by firing in hydrogen or electrochemical etching. Tungsten wire Spooling Tungsten wire is spooled on clean, defect free spools. For very large diameters, tungsten wire is self coiled. Spools are level filled without piling near flanges. The outer end of the wire is properly marked and attached securely to the spool or self coil. Application: Type Name Kind Applications WAL1 Nonsag tungsten wires L Used in making single coiled filaments, filaments in fluorescent lamps and other components. B Used in making coiled coil and filaments in High power incandescent bulb, stage decoration lamp, heating filaments, halogen lamp, special lamps etc. T Used in making special lamps, exposition lamp of copy machine and lamps used in automobiles. WAL2 Nonsag tungsten wires J Used in making filaments in incandescent bulb, fluorescent lamp, heating filaments, spring filaments, grid electrode, gas-discharge lamp, electrode and other electrode tubes parts. Specifications: ***** Wires Diameter (µm) Wire Weight per **0mm in length (mg) Wire Weight per **0mm in length for tolerance (%) *5 d *8 > 0.3~0.*8 Class A Class B *2.5 *3.0 *8 < d *0 >0.*8~4.*5 *2.0 *2.5 *0 < d *0 >4.*5~*9.*9 *1.5 *2.0 *0 < d **0 >*9.*9~*0.*0 *1.0 *1.5 **0< d **0 >**2.*1~**4.*0 *0.5 *1.0