Tungsten wire

Black tungsten wire,cleaned tungsten wire and straightened white tungsten wire can be supplied according to the requirement of c

Type & Applicatioon Type Properties & Application WB001 Good winding property,non-sag,applied for making incandescent lamp,coiled-coil or trispiral CFL filament,feast lamp and support. WB150 Good processability,applied for halogen lamp and coiled-coil incandescent lamp. WB584 High recrystallization temperatures and non-sag,applied for making shock-resistance filament and halgen filament. Chemical Composition(%) W K Fe Mo other impurity,each ≥99.95 0.004-0.010 ≤0.0020 ≤0.0030 ≤0.0010 Diameter Tolerance diameter weight mg/200mm 200mm weight tolerance diameter tolerance 0 10<d≤18 0.30-0.98 - ±3.0 ±4.0 18<d≤40 0.98-4.85 ±2.0 ±2.5 ±3.0 40<d≤80 4.85-19.39 ±1.5 ±2.0 ±2.5 80<d≤300 19.39-272.71 ±1.0 ±1.5 ±2.0 300<d≤350 272.71-371.19 - ±1.0 ±1.5 350<d≤500 - - - ±1.5 ±2.0 500<d≤180 - - - ±1.0 ±1.5 Black tungsten wire,cleaned tungsten wire and straightened white tungsten wire can be supplied according to the requirement of customers.Quality is strictly as perHFQI-26 tungsten wire technical standard.(Hongfei quality inner standard.)

Tungsten wire