Tungsten Trioxide yellow powder. Tungsten trioxide, yellow powder, insoluble in water. Soluble in alkali. This is used for the manufacture of high melting points alloys and hard alloys, as well as tungsten wire and fireproof material. Color: yellow,…
What is gallium-nitride? A new semiconductor material, gallium-nitride, has high band gaps, thermal conductivity at high temperatures, radiation resistance and acid resistance. It also exhibits high strength, hardness, and toughness. It is used exten…
Cement foaming agent refers two kinds: plant cement foaming agent and polymer foaming agent.…
Tungsten is used extensively in quartz glass melting furnaces, sapphire crystal growing furnaces, and rare earth smelting faiences. Its temperature is typically above 2000. High Purity Tungsten Crucibles from Metal Alloy: Chemistry: Prop…