Cheap price high purity tungsten boat for vacuuming coating
1. High temperature resistance, low pollution.
2. Vacuum smelting, refining production, high purity, less impurities.
Model:W1
1. High temperature resistance, low pollution.
2. Vacuum smelting, refining production, high purity, less impurities.
Model:W1
1. High temperature resistance, low pollution.
2. Vacuum smelting, refining production, high purity, less impurities.
Model:W1