W shape tungsten evaporation spiral wire filament
- Category: >>>
- Supplier: Zhengzhou Shibo Nonferrous Metals Products Co. Ltd.
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Product Overview
Description
W shape tungsten evaporation spiral wire filament
Tungsten has a high melting point, high resistivity, good strength low vapor pressure, it is suitable for making heating elements. Placking film material (aluminum, chrome, indium etc) in a vacuum metalizing machine, with high vacuum, the heating elements will evaporate the film turn into shiny and beautiful film.
Specification:
| Single wire diameter | 0.3-1.5mm, 3-4pcs twisted together or more pieces twisted. |
| Brand | W1, WAL1 |
| Surface | Chemical cleaning or electrolytic polishing. |
| Density | 19.35g/cm3 |
| Tensile strength | 2800MPa |
| Telorance of diameter | +/-0.02mm |
| Boiling Point | 5927℃ |
| Melting point | 3390℃ |
| Application | Vacuum metalizing, heating components, filament, electric Light Source. |
| Features | Long lifetime, shape is stable in using, small tolerance. |
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