Tungsten filament,Energy-Saving Lamp

Tungsten filament, made by qualifed tungsten wire,are widely used in general incandescent lamp, energy-saving lamp, fluorescent lamp, auto lamp, halogen lamp and other special lamp. Based on advanced equipments and technology introduced from Switzerland and South Korea, we can supply a variety of filament ofsingle coil,coiled coil,triple coil,and non-standard filaments.Specification: 1) Double coil: 110V-250V 2) Triple coil: 110V-250V 3) Main-supplementary coil: 110V-250VFeatures: 1) Uniformity in pitch, shape, color, luster and piece weight 2) High lighting efficiency 3) Long life 4) Quick start-up Our advantages: 1) Complete tungsten industry chain (mine - powder - ingot - wire - filament) 2) Advanced equipment imported from Switzerland FALMA, South Korea & Japan 3) Passed ISO9002 and ISO9001 4) ISO14001 certification Guaranteed accuracy: 1) Total length: ±0.5mm 2) Piece weight: ±3%mg 3) Cold resistance: ±3% ohm