Product details:
Ⅰ、 Physical and chemical properties
1 Purity：Mo≥99.95%；
W ≥99.95%；
2 Density：Mo≥10.1g/cm3 ；
W ≥19.0g/cm3；
3 Application temperature environment：≤2300℃；
Ⅱ、 Measurements and tolerances
Unit：mm
Thickness Max diameter
2.0±0.1 660±0.2
1.0±0.08 660±0.2
0.5±0.04 660±0.2
0.3±0.03 660±0.2
Special sizes can be manufactured based on customers' requirements
Ⅲ 、Manufacture process and equipment
Item Process Equipment Quality check point
1 Mo sheet or W sheet 1 Physical and chemical properties
2 Check 2 Measurements (length, width, and thickness )
3 Surface quality
3 Wire cutting Wire cutting machine 1 Surface clearness
4 Machining CNC milling machine 2 Tolerance according to drawing
5 Clean Bending machine 3 No pollutant on surface, and no crack
6 Check Drilling press, Lathe
7 Assembly Assembly platform 1 Surface clearness
8 Clean 2 Solid structure and no loose
9 Check 3 Assembly tolerance
10 Package 4 Show certificate of quality
Ⅳ、 Application
As the heat-shield parts in the sapphire growth furnace, the most decisive function of upper and bottom cover plate is to prevent and reflect the heat in the furnace. Heat-shield parts with high-density, exact-measurement, smooth-surface, convenient-assembly and reasonable-design has great significance in improving the crystal-pulling。
