Luoyang Kekai tungsten&molybdenum technology Co.,Ltd
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1, Grade: W1, W2, W3, W4
2, Width*Length: (2.0-500.0mm)*(2.0-500.0mm)
3, Thickness: 0.2mm-15.0mm
4, Density: Purity 99.92%, 99.98% can also be achieved if special demanded.
5, Surface: Sintering surface, Forged surface, Ground surface
Tungsten sheetand plates are produced from billets by special cold and hot rolling technology. Plates can be used to make: electrodes, heat elements, heat shield, Boats for electronics, lightning, and electro vacuum industries.
| Thickness | Thickness tolerance | Width tolerance | Length tolerance | |
|---|---|---|---|---|
| Grade I | Grade II | |||
| 0.10-0.20 | ±0.02 | ±0.03 | ±3 | ±3 |
| >0.20-0.30 | ±0.03 | ±0.04 | ±3 | ±3 |
| >0.30-0.40 | ±0.04 | ±0.05 | ±3 | ±3 |
| >0.40-0.60 | ±0.05 | ±0.07 | ±4 | ±4 |
| >0.60-0.80 | ±0.07 | ±0.08 | ±4 | ±4 |
| >0.80-1.0 | ±0.08 | ±0.12 | ±4 | ±4 |
| >1.0-2.0 | ±0.12 | ±0.20 | ±5 | ±5 |
| >2.0-3.0 | ±0.20 | ±0.30 | ±5 | ±5 |
| >3.0-4.0 | ±0.30 | ±0.40 | ±5 | ±5 |
| >4.0-6.0 | ±0.40 | ±0.50 | ±5 | ±5 |
| Type | Process | Delivery condition | Size(mm) | ||
|---|---|---|---|---|---|
| Thickness | Width | Length | |||
| W1 W2 W3 W4 | P/M | Cold rolled (Y)Stress relief annealing (m) | 0.10-0.20 | 30-250 | 50-500 |
| >0.20-0.4 | 50-250 | 50-500 | |||
| Hot rolled (R)Stress relief annealing (m) | >0.40-4.0 | 50-200 | 50-200 | ||
| >4.0-6.0 | 50-200 | 50-200 | |||
| Application | Be used in electronics, illumination, vacuum plating, electron-vacuum, shield, high temperature furnace industry and so on. | ||||
Materials---hot rolling---annealing---cold rolling---leveling---annealing---machining---tungsten sheet
four-high cold mill, vacuum annealing furnace, W43G series straightener, hydraulic plate shears, water jet, wire cutting machine, flat-stone mill
Since the melting point oftungstenhas reached 3380oC,tungsten sheetis widely used in reflection shield, cover plate applied in the sapphire growth furnace, reflection shield, heating tape, connecting pieces applied in vacuum furnace, sputtering target applied in plasma coating film, and high temperature resistance boat.
GB/T 3875-2006 (tungsten plate)