Metallic luster, hard and brittle, easy to crush. The rare earth ferrosilicon alloy is silver gray. The rare earth ferrosilicon magnesium alloy has a blue luster in the silver gray matrix.

An alloy of boron and iron. Ferric boron is a strong deoxidizer and boron addition agent in steelmaking. The biggest role of boron in steel is to significantly improve the hardenability and replace a large number of alloying elements with only a very small amount of boron, and it can also improve mechanical properties, cold deformation properties, welding properties and high temperature properties.
Mainly used in steel and cast iron. Used in alloy structural steel, spring steel, low alloy high strength steel, heat resistant steel, stainless steel, etc. Boron can improve toughness and wear resistance in cast iron, and is widely used in the manufacture of automobiles, tractors, machine tools, etc.

Boron carbide, also known as black diamond, is an inorganic substance with the chemical formula B₄C. It is usually a grayish-black powder. It is one of the three hardest materials known (after diamond and cubic boron nitride) and is used in tank armor, bullet-proof jackets, and many industrial applications.

Silicon is a chemical element, its chemical symbol is Si, there are two kinds of amorphous and crystalline allotrope, allotrope has amorphous silicon and crystalline silicon. A metal-like element belonging to the IVA group on the periodic table. Crystalline silicon is steel gray, amorphous silicon is black. The chemical properties of silicon are relatively active, at high temperatures can be combined with oxygen and other elements, insoluble in water, nitric acid and hydrochloric acid, soluble in hydrofluoric acid and lye, used to make alloys such as ferrosilicon, silicon steel, monocrystalline silicon is an important semiconductor material, used to manufacture high-power transistors, rectifier, solar cells and so on. The chemical properties are very stable. At room temperature, it is difficult to react with other substances except hydrogen fluoride.

Tungsten carbide is a compound composed of tungsten and carbon, with a molecular formula of WC and a molecular weight of 195.85. It is a black hexagonal crystal, with metallic luster and hardness similar to diamond, and is a good conductor of electricity and heat. Tungsten carbide is insoluble in water, hydrochloric acid and sulfuric acid, and easily soluble in the mixed acid of nitric acid and hydrofluoric acid. Pure tungsten carbide fragile, if the incorporation of a small amount of titanium, cobalt and other metals, can reduce brittleness. Tungsten carbide used as a steel cutting tool is often added to titanium carbide, tantalum carbide or a mixture of them to improve knock resistance. Tungsten carbide is chemically stable. Tungsten carbide powder is used in the production of cemented carbide materials.

Tungsten powder metal tungsten is the raw material for the preparation of tungsten processing materials, tungsten alloys and tungsten products.

Tungsten iron is a ferroalloy series (tungsten content: 70%-80%), is an alloy composed of tungsten and iron, used as an alloy additive for steelmaking. There are two commonly used tungsten iron containing tungsten 70% and 80%.
Ferrotungsten is produced by carbon reduction in an electric furnace of ferrotungsten-manganite. Mainly used as tungsten alloy steel (such as high speed steel) alloying element additive. China's production of tungsten iron W701, W702, W65 and other three varieties, containing about 65 ~ 70% of tungsten. Because of the high melting point, the liquid can not flow out, so it is produced by caking method or iron extraction method.

Nickel is a hard, ductile and ferromagnetic metal that is highly polished and resistant to corrosion. Nickel is a ferrophilic element. The core of the earth is mainly composed of iron and nickel.

Ferro manganese: an iron alloy of manganese and iron. Main categories: high carbon ferromanganese, medium carbon ferromanganese, low carbon ferromanganese, metallic manganese, mirror iron, silicon manganese alloy. Ferromanganese suitable for steelmaking, casting deoxidizer and alloying element additive.

Silicon-manganese alloy is an alloy composed of manganese, silicon, iron and a small amount of carbon and other elements, which is a kind of iron alloy with wide use and large yield. Manganese silicon alloy is a compound deoxidizer commonly used in steelmaking, and it is also a reducing agent for the production of medium and low carbon ferromanganese and the production of metallic manganese by electrosilicothermal method.

An iron alloy with titanium and iron as its principal components. It also contains impurities such as aluminum, silicon, carbon, sulfur, phosphorus, and manganese. Used as steel deoxidizer, desulfurizer, degassing agent and alloying agent. In the process of steelmaking, it is added to the steel as an alloying element, which plays a role in refining the microstructure grain, fixing the interstitial elements (C, N), and improving the strength of steel.

An iron alloy of niobium and iron. It also contains impurities such as aluminum, silicon, carbon, sulfur and phosphorus. According to the niobium content of the alloy, it is divided into FeNb50, FeNb60, FeNb70. Ferroalloys produced from niobium-tantalum ore contain tantalum and are called ferric niobium-tantalum. Ferrous niobium and niobium nickel alloy are used as niobium additives in vacuum smelting of iron base alloy and nickel base alloy. It is required that the gas content is low and the harmful impurities are low, such As Pb, Sb, Bi, Sn, AS, etc., are <2×10, so it is named "VQ" (vacuum mass), such as VQFeNb, VQNiNb, etc. The niobium-ferro manganese alloy (Nb10% ~ 15%) produced in China is used as an alloying agent for low alloy steel and a niobium treatment agent for carbon steel.

Ferro vanadium is an iron alloy, obtained by reducing vanadium pentoxide with carbon in an electric furnace, or by reducing vanadium pentoxide in an electric furnace by silicothermic process. It is widely used as an element additive for smelting vanadium alloy steel and alloy cast iron, and is also used to make permanent magnets. Iron vanadium produced in China has V401, V402 and other varieties, containing about 40% vanadium.

Molybdenum powder: the appearance is dark gray, the color should be uniform, no caking, no visual inclusions. It is the raw material of molybdenum deep processing products prepared by powder metallurgy.

Ferrochrome is an iron alloy composed of chromium and iron. It is an important alloy additive in steelmaking. According to different carbon content, ferrochrome is divided into high carbon ferrochrome, medium carbon ferrochrome, low carbon ferrochrome, micro-carbon ferrochrome, as well as silicon chromium alloy, ferrochrome nitride and so on.

Chromium carbide is a high melting point material with good wear resistance, corrosion resistance and oxidation resistance in high temperature environment. Tungsten carbide particles made of nickel-chromium alloy can be used as high temperature resistance, wear resistance, oxidation resistance and acid resistance coating by plasma spraying method. It is widely used in aircraft engines and petrochemical machinery devices, which can greatly improve the life of machinery. It is also commonly used as a grain refiner of cemented carbide and other wear-resistant and corrosion-resistant components.

Electrolytic Manganese Metal Powder：grade is DJMnD, 50 mesh、 60 mesh、80 mesh、100 mesh、200 mesh、300 mesh, the particle size can be produced according to customer’s requirements. Electrolytic manganese metal is a kind of elemental metal which can obtain manganese salt by acid leaching of manganese ore, and then send it to the electrolytic cell to be electrolyzed. The appearance likes iron, irregular flakes, hard and brittle, one side is bright, the other side is rough, silvery white to brown, and silver gray after processing into powder;The purity of electrolytic manganese is very high, and its role is to increase the hardness of the ferroalloy material and improve the strength, toughness, wear resistance and corrosion resistance of the alloy.

Ferro molybdenum powder: grade is FeMo70, FeMo60-B, 50 mesh、60 mesh、80 mesh、100 mesh、200 mesh、300 mesh, the particle size can be produced according to customer’s requirements. The product is suitable for steel-making as an additive of molybdenum, is smelting alloy steel, tool steel, stainless steel, die steel additives, used for wear-resistant, heat-resistant cast iron production.It is a raw material of welding rod and welding wire, widely used in metallurgical building materials、machinery、geology and other industries, and is a foreign trade export product.

Chromium Metal powder：grade is JCr99.2、JCr99-A，50 mesh、 60 mesh、80 mesh、100 mesh、200 mesh、300 mesh, the particle size can be produced according to customer’s requirements. Uniform powder distribution、fluidity and formability is good, gas impurity content is low, easy to form. It is a raw material of welding rod and welding wire. Widely used in Powder metallurgy, electric power and electric alloy, aluminum alloy, welding material, high temperature and high wear resistant material etc.