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Baoji Refractory Metal Developer Co.,Ltd is one of the leading China tungsten wire manufacturers and suppliers, and as a professional company we have productive factory, welcome to wholesale tungsten wire products from us.
² Chemical Composition:
Tungsten content | The sum of other elements | Content of each element |
=99.95% | =0.05% | =0.01% |
² Specification:F0.015~F3.20mm
² Range of use:
Description | Used | Show |
Tungsten wire | For producing filaments, heat wires, grids,springs and aluminizing heat coil and etc. Within electric light source parts and electronic appliance components etc. |
|
White tungsten wire | Used in electric vacuum vocation,electron tube of electric lamp-house vocation,car lamp series.halogen lamp,special lamp |
|
Tungsten heater wire | Used for electric vacuum part, colorful or black and white kinescope,Aluminum spraying, plastic spraying. |
|
² Tolerance:
Diameter(mm) | Mg/200mm wire (mg) | Mg/200mm wire Tolerance(%) | Diameter Tolerance(%) | |||
0 | ? | ? | ? | ? | ||
0.015=d=0.018 | 0.44~0.98 | — | ±3.0 | ±4.0 | — | — |
0.018<d=0.040 | >0.98~4.85 | ±2.0 | ±2.5 | ±3.0 | ||
0.040<d=0.080 | >4.85~19.39 | ±1.5 | ±2.0 | ±2.5 | ||
0.080<d=0.300 | >19.39~272.71 | ±1.0 | ±1.5 | ±2.0 | ||
0.300<d=0.350 | >272.71~371.19 | — | ±1.0 | ±1.5 | ||
0.350<d=0.500 | — | — | — | ±1.5 | ±2.0 | |
0.500<d=1.800 | ±1.0 | ±1.5 | ||||
Note:Special demands on tolerance available. | ||||||
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