Iron oxide or ferric oxide is a kind of inorganic substance, and its chemical formula is Fe3O4. It is a black crystal with magnetic, so it is also known as magnetic iron oxide. Iron oxide is insoluble in water, alkali solution, ethanol, ether, and other o

Zinc sulfide is an inorganic compound with the chemical formula ZnS. It is a white or yellowish powder that darkens when exposed to sunlight. It is stable in dry air, and for a long time in humid air, it will gradually oxidize to zinc sulfate.

Molybdenum disulfide is a kind of inorganic. The chemical formula is MoS2, which is the main component of molybdenite. It is black solid powder with a metallic luster.

TC4 titanium alloy material, also known as Ti-6Al-4V titanium alloy, belongs to the (α+β) type titanium alloy. It has good comprehensive mechanical properties, good stability of the structure, good toughness, plasticity, and high-temperature deformation p

Nickel-titanium alloy or nitinol is a binary alloy composed of nickel and titanium, which is a shape memory alloy. The shape memory alloy is a special alloy that can automatically restore its plastic deformation to its original shape at a certain temperat

Aluminum diboride or Aluminum boride is an inorganic compound with the chemical formula AlB2. It is a binary compound formed by aluminum and boron elements.

Silicon hexaboride or hexaboron silicide is a glossy black gray powder. The chemical formula is SiB6. The molecular weight is 92.95.

Titanium Diboride Powder or TiB2 is gray or gray-black powder with a hexagonal crystal structure. The melting point is 2900 ℃; Hardness (HV) is 34GPaI and the density is 4.52. It has features of wear resistance, acid and alkali resistance, strong electric

Boron carbide is hard, black, and shiny. Its hardness is lower than industrial diamond but higher than silicon carbide.

High purity graphite powder is soft, black gray powder, and has high-temperature resistance, electric conductivity, lubricity, chemical stability, plasticity, and thermal shock resistance.