Alumina oxide, Chemical formula Al ₂ O ₃, belongs to a high-hardness compound with a melting point of 2054℃ and a boiling point of 2980℃. 

Graphite powder, also known as scale graphite powder, is a natural crystalline graphite, which is shaped like fish phosphorus, has a hexagonal crystal system, and layered structure, with good high-temperature resistance, electrical conductivity, thermal c

Molybdenum disilicate is an inorganic compound, is a gray metal solid, is also a very common electrothermal element material. It is insoluble in most acids, but is soluble in nitric acid and hydrofluoric acid.

Nano graphite powder is crushed into graphite powder particles by the ultra-fine pulverizer. The graphite powder of graphite powder particles through the nanoscale screen is the nano graphite powder. The particle size of the nano-graphite powder has reach

Tungsten carbide powder is the main raw material for producing carbide, chemical formula WC., Tungsten carbide powder is a black hexagonal crystal with a metallic luster, hardness is similar to diamond, and is a good conductor of electricity and heat.

Molybdenum disulfide is an inorganic, black solid powder with a metallic luster. Molybdenum disulfide is the main component of molybdenite. 

 calcium stearate belongs to an organic compound. The molecular formula is C36H70CaO4; the appearance of white powder, insoluble in water, can be used as a waterproof agent, lubricant, and plastic additive.

Quartz powder (with quartz sand), an alias, is silica powder. Quartz sand is a hard, wear-resistant, and chemically stable silicate mineral whose main mineral composition is SiO2.

Molybdenum powder is silver-white metal or gray-black powder (body heart cubic crystallization). The melting point of 2,610℃. The boiling point of 5,560℃. Relative density of 10.2. Solsoluble in hot concentrated nitric acid, hot concentrated sulfuric acid

 Tungsten powder is a gray-black metal with metallic luster (body heart cubic crystallization). The melting point of 3,400℃. The boiling point of 5,555℃. The hardness of tungsten is the hardest metal.