Detailed Product Description

Filament(Tungsten Filament,lamp parts) can be used in Incandescent Lamp, fluorescent lamp,anti-shock lamp,energy-saving lamp, auto lamp, halogen lamp and other special lamps,also as heating element in printing.

Based on advanced equipments and technology introduced from Switzerland and South Korea, we can supply a variety of filament of single coil,coiled coil,triple coil,and non-standard filaments. 

Specifications:
1) Single-coil: 36V-250V, 1,000-5,000 hours
2) Double-coil: 110V-250V, 1,000-5,000 hours

Features:
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: ±0.8mm
2) Coil length: ±0.5mm
3) Leg length: ±0.3mm
4) Piece weight: ±3%mg
5) Cold resistance: ±3%ohm