Aluminum is a silver-gray metal with a relative mass of 26.98, relative density of 2.55, and a melting point of 685 degrees, a boiling point of 2065 degrees and a latent heat of 323kJ /g. Aluminum is reductive, easy to oxidize and exothermal in the process of oxidation. At rapid oxidation, the heat release is 15.5 kJ /g. Aluminum is a ductile metal and easy to work. The oxide film on the surface of aluminum is transparent and has good chemical stability. Read More »

Semiconductor materials are a kind of electronic materials which have semiconductor properties and are used to make semiconductor devices. Semiconductor material is the foundation of semiconductor industry, and its development has great influence on the development of semiconductor technology. So what are the characteristics and applications of semiconductor materials? Read More »

1. High density magnetic recording material can greatly improve the performance of tape and large-capacity hard and soft disks by using the advantages of high recording density, high coercivity (up to 119.4KA/m), high signal-to-noise ratio and good oxidation resistance of nano-cobalt powder; 2. Magnetic fluid with iron, cobalt, nickel and their alloy powder production of excellent performance, can be widely used in sealing shock absorption, sound regulation, light display, etc; Read More »

Tantalum​ and tantalum alloy have the advantages of high melting point, good corrosion resistance, excellent high temperature strength, good machining performance, weldability, low plastic/brittle transition and excellent dynamic mechanical properties. It is widely used in electronics, weapons, chemical industry, aerospace industry and space nuclear power system, etc. It is an ideal structural material for working at 1600 ℃~1 800 ℃. Read More »

High purity tungsten target​ is an important substrate for the transition of tungsten oxide film in semiconductor devices. Due to the high melting point of tungsten, tungsten targets are mainly prepared by powder metallurgy. The preparation method includes the purity of 99.999% or more, particle size of 3.2 4.2μm tungsten powder for uniform mixing, placed in the vacuum heat treatment furnace for pre-degassing, and then into hydrogen, continue heating degassing steps Read More »

Silicon metal, also known as crystalline silicon or industrial silicon, is mainly used as an additive for non-ferrous alloys. Industrial silicon is also used as an alloying agent for demanding silicon steel, smelting special steel and deoxidizer for non-iron based alloys. Industrial silicon can be drawn into monocrystalline silicon after a series of processes for use in electronics industry. Read More »

High performance tantalum sputtering materials can be used for film coating, CD-ROM, decoration, flat panel display, functional coating, and other optical information storage space industry, glass coating industry such as automotive glass and building glass, optical communication, etc. Read More »

Molybdenum is a silvery-white metal that is ductile and highly resistant to corrosion. It has one of the highest melting points of all pure elements — only the elements tantalum and tungsten have higher melting points. Molybdenum is also a micronutrient essential for life.As a transistion metal, mol Read More »

Last week, because the factory tight spot, magnesium city out of the running situation of the strong upward, to July 16, 99.9% magnesium ingot mansion valley area factory to mainstream factory tax cash price 20000-20200 yuan/ton, also have the factory quoted price is higher, the mainstream clinch a Read More »

On May 6, "Neutron Scattering Research Exchange of Key Structural Materials" was held at the Institute of Metals.Chinese spallation neutron source of neutron science arrogant He Lunhua researcher, director tian liang, the deputy director of the metal Liu Gang researcher, advanced steel dian-zhong li Read More »

Indium Tin Oxide Powder is a compounds of Indium Oxide and Tin Oxide, it is not just a mixture of two oxides. It is made by chemical coprecipitation and has great transparent conductivity and infrared relection. Indium Tin Oxide has two types of appearance of color, the yellow Indium Tin Oxide, and Read More »

A magnesium seawater fuel cell system developed by the Dalian Institute of Chemical Physics, Chinese Academy of Sciences (HEREINAFTER referred to as the "Dalian Compounds Institute") has successfully completed a sea test in a water depth of 3,000 meters, realizing the first practical application of Read More »

Copper prices started to rally sharply in mid-November, buoyed by optimistic expectations of a global economic recovery amid ample liquidity and supported by low inventories.As copper prices rise faster, recently into a high adjustment.Looking ahead to the future, the overall macro environment is wa Read More »

Selenium (Se) - powder Selenium exists in several allotropic forms; red selenium is monoclinic and contains Se8 rings. It has a melting point of 180C and a relative density of 4.45. The grey (metallic) form of selenium is formed when other varieties are heated to 200C; this has a melting point of 22 Read More »

Low inventories support copper prices, but not pricesCopper prices started to rally sharply in mid-November, buoyed by optimistic expectations of a global economic recovery amid ample liquidity and supported by low inventories.As copper prices rise faster, recently into a high adjustment.Looking ahe Read More »