1.Specifications
Tungsten bars Mark:W1, WAL1, WAL2 Specification:dia3 - dia50mm Technology:polished MOQ:1kg
Density:≥19.20 g/cm³ Purity:≥99.95%
Appearance: Silver grey golden sheen. Surface condition:black-faced ,polished sruface
2.chemical composition
Grade | Tungsten content | Contents of Impurity Elements | |
Total Content | Content of each element | ||
WAL1,WAL2 | 99.95%min | 0.05%nax | 0.01%max |
W1 | 99.95%min | 0.05%max | 0.01%max |
W2 | 99.92%min | 0.08%max | 0.01%max |
3.Diameter tolerance
Varity | Diameter Range | Diameter Tolerance | |
MIN | MAX | ||
Black rod wroughted | ≥3.0mm | ±0.05mm | ±0.10mm |
Straightened rod | 0.5 →3.0mm | ±0.01mm | ±0.01mm |
Ground rod | ≥0.8mm | ±0.01mm | ±0.05mm |
4.Application
For machining ion implantation components.
Used in the manufacturing of electric light source and electric vacuum parts and get an electric shock materials.
Used as a means of high temperature and high temperature structure parts
In the rare earth industry used as electrode.
5.Technical process
Tungsten Podwer → Isostatic Pressing → Bar Billet →Sinering → Semi-finished bar →Forging
→ Swaging → Polished → End products → Inspection → Packing
6.Package details:
First, packaging with moisture-proof paper Second, packaging with kraft paper
First, packaging with moisture-proof paper Second, packaging with kraft paper
Third, packaging with foam plastics in all side of plywood case. Finally packing products in plywood case
