high quality black tungsten wire Grade:W1, W2, WAL1 Density:19.3g/cm3 Purity:3N5 Wire Diameter:0.01mm--6mm high quality black tungsten wire
Grade:W-1, W-2, WAL-1, WAL-2, W-61
Density:19.3g/cm3Purity:3N5Wire Diameter:0.01mm
Different sizes are available
Finished form | Specified diameter | Minimum length, mm | Diameter tolerance |
Wrought | 2.8≤d<5.0 | 600 | ± 2% |
5.0≤d<6.5 | 300 | ||
6.5≤d<11.0 | 200 | ||
Straightened | 0.8≤d<1.0 | 1000 | ± 2% |
1.0≤d<3.0 | 800 | ||
Ground | 0.8≤d<3.0 | 800 – 1000 | ±0.03mm |
3.0≤d<6.5 | 300 – 600 | ±0.05mm | |
6.5≤d<10.0 | 200 | ±0.08mm |
Quality and test:
test and check to ensure materials meet nondestructive testing technology destructive and according to industry and the customer's specifications.
More than10 year's experience, exported various of refractory products(tungsten molybdenum tantalum niobium) over than 2000 T yearly.
Related products:
Tungsten sheet,Tungsten tube,Tungsten bar,
Tungsten High-density Alloys, Tungsten Electrode, etc.
Grade | tungsten content(%) | type | usage |
WALI | >=99.92 | T | Manufacturing wire of high color lamp, wire of shockproof lamp and double-spiral wire |
L | Manufacturing wire of incandescent lamp, cathode of transmitting tube, hyperthermia electrode and reaming tungsten wire | ||
W | Manufacturing folding heating cord of electron tube | ||
WAL2 | >=99.92 | T | Manufacturing wire of fluorescent lamp |
L | Manufacturing heating cord of electron tube, wire of incandescent lamp, and reaming tungsten wire | ||
W | Manufacturing folding heating cord of electron tube, grid wire and cathode | ||
W1 | >=99.95 | - | Manufacturing reaming tungsten wire and heating components |
W2 | >=99.92 | - | Manufacturing grid side rod of electron tube and reaming tungsten wire |
high quality black tungsten wire
