Description
Coiled tungsten wires with lowest price 99.95% purity
Tungsten wires
1.Brand: w3101 W3102 W34 W1 W2
Content: W3 W34 W2 W≥99.929%
Character and usage
W3101: twist wire; it has good character in high temperature and endurance. Second crystal temperature≥1950ºC, mainly used as filament wire in halogen filament, high temperature color filament, twist filament, white filament and fluorescence filament.
W3102: it has good character in roll and high temperature. Second crystal temperature≥1850ºC, mainly used in white filament wire, vacuum tube heating wire.
W34: used in twist wire
W1 W2: used as frame of vacuum tube, heating elements
Tungsten wire introduction
1, Diameter: 0.01mm~2.00mm
2, Grade: W1, W2, WAL1, WAL2,
3, Density: Purity 99.92%, 99.98% can also be achieved if special demanded.
4, Quality standard: GB/T 4181-1997(tungsten wire)ASTM B760-86
5, Specific electrical: 0.055 Ohm x mm2/m resistance at 20 °C.
6, Modulus of elasticity: 410 kN/mm2, at 20 °C.
| Grade | tungsten content(%) | usage |
| WALI | >=99.92 | Manufacturing wire of high color lamp, wire of shockproof lamp and double-spiral wire |
| Manufacturing wire of incandescent lamp, cathode of transmitting tube, hyperthermia electrode and reaming tungsten wire |
| Manufacturing folding heating cord of electron tube |
| WAL2 | >=99.92 | Manufacturing wire of fluorescent lamp |
| Manufacturing heating cord of electron tube, wire of incandescent lamp, and reaming tungsten wire |
| 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 |
Complaint
