Titanium Carbide, with the chemical formula TiC has a molecular weight of 59.89. Grey powder, usually used for making cemented carbide, also used as an electrode and abrasive arc lamp. Particle Size: -325mesh. Purity: 99%

Manganese dioxide is a black amorphous powder or black rhombic crystals. Solubility: Difficult to dissolve in water, weak acid, weak base, nitric acid, cold sulfuric acid, and dissolve in conc. Purity: 96.6%,72%. Particle Size: 1-3um.

Manganese trioxide is an oxide chemical formula Mn2O3, with a molecular weight of 157.88. Black cubic series of crystals. Relative density of 4.50. Presexist in α -Mn2O3 and γ -Mn 2 O 3. It can be used in the printing and dyeing process of cloth, to synth

boron carbide is an inorganic substance with the formula B₄C, usually grey-black powder, used for grinding, grinding, drilling and polishing hard materials such as cemented carbide and precious stones.

Amorphous boron powder, also known as monomer boron and element boron, is grayish black or brown amorphous powder.

Nano silica powder has two allotropes, amorphous and crystalline, gray or black. It is insoluble in water, nitric acid, and hydrochloric acid but soluble in hydrofluoric acid and lye.

The high-purity graphite powder is a solid black particle made of natural flake graphite by mechanical processing. Its chemical composition is mainly c, si, and other elements and contains a small amount of s, p, fe, mn, and other impurities.

Titanium diboride powder is gray or gray-black with a hexagonal (AlB2) crystal structure. Its melting point is 2980 ℃, with high hardness.

Spherical alumina has the characteristics of high sphericity and high content of α-phase alumina, and it shows superior performance when used as a filler for rubber, plastics and ceramic raw materials.

Silicon boride, also known as silicon Boride. The molecular formula is H2B6Si, and the molecular weight is 94.9674. It should be sealed in a cool and dry place during storage.