Original
By certification 
Baoji Shengyuan Metal Material Co.,Ltd is one of the leading China tungsten sheet manufacturers and suppliers, equipped with a professional factory and company, welcome to wholesale quality tungsten plate products from us.
The tungsten sheet Physical and Chemical Properties
Purity:W≥99.95%;
Density:≥19.3g/cm3;
Flatness:≤2%;
Measurements and Tolerances
Special sizes can be manufactured based on customers' requirements
Manufacture Process and Equipment
Item |
Process |
Equipment |
Quality check point |
1 Physical and chemical properties |
|||
1 |
Tungsten billet |
2 Measurements of sheet billet |
|
2 |
Check |
3 Surface quality |
|
4 Unit net weight of billet material |
|||
3 |
Hot rolled |
Hot mill |
1 Measurements (thickness , width) |
4 |
Annealing |
Anneal furnace |
2 Side crack, stratification for top |
5 |
Alkali wash |
Alkali bath furnace |
3 Skew rolling |
6 |
Check |
4 Flatness |
|
7 |
Warm rolled |
Four –high cold mill |
1 Measurements (length, width and thickness) |
8 |
Annealing |
Anneal furnace |
2 Side crack, bubbles on surface, uneven on surface |
9 |
Check |
3 Flatness |
|
10 |
Cold rolled |
Four –high cold mill |
1 Density |
11 |
cut |
Hydraulic plate shears |
2 Measurements (length, width, and thickness) |
12 |
annealing |
Vacuum annealing furnace |
3 Surface quality ,bubble on surface, |
13 |
machining |
Wire cutting machine |
4 Roll m |
