国产日韩亚洲大尺度高清,国产高潮流白浆喷水免费网站,97久久综合区小说区图片区,精品国产免费第一区二区三区

Tungsten carbide cobalt metal ceramic composite powder has wear resistance and good high temperature stability, which is the best wear-resistant material in medium and low temperature (450°C~550°C) environment. As an advanced coating material, tungsten carbide cobalt metal ceramic composite powder have been widely used in many industrial fields and industries such as aerospace, chemical machinery, iron and steel metallurgy, paper printing, and “boiler four tubes”. Tungsten carbide cobalt metal ceramic composite powder as a powder coating material, can be applied…

Superfine tungsten carbide cobalt composite powder has excellent wear resistance, and can be prepared by liquid phase method. It is used to prepare tungsten carbides and wear-resistant coatings, such as: cutting tools, computers, machinery and other industries. Superfine tungsten carbide cobalt composite powder can be prepared by liquid phase method. According to the different carbonization methods, it can be divided into the following three types: Tungsten and cobalt are compounded along the liquid phase to prepare tungsten and cobalt oxide…

Coarse grain tungsten carbide powder has a spherical appearance, good comprehensive properties such as good fluidity and good wear resistance. It is the important material for preparing the coarse grain tungsten carbide. Characteristic Coarse grain tungsten carbide powder has a spherical appearance, fine acicular eutectic structure inside, microhardness 3200HV, Hall flow rate 6.5s/50g. It has excellent fluidity, good abrasion resistance, etc. Applications Coarse grain tungsten carbide powder is the important material for preparing the coarse grain tungsten carbide. The coarse…

Common tungsten carbide powder is a dark gray compound powder composed of tungsten and carbon. The tungsten powder and carbon black are used as raw materials which are mixed into a mixture at a certain ratio. Tungsten carbide powder is chemically stable and has hardness similar to that of diamond. It is a good conductor of electricity and heat, which is often used to produce various kinds of tungsten carbides. Preparation The methods for preparing common tungsten carbide can be…

Spraying tungsten carbide powder is as an important thermal spraying material with good fluidity and high hardness. Its powder is uniformly spherical. It can meet the requirements of high-performance thermal spraying materials and is widely used in steel industry, petroleum recovery and chemical industry. Characteristic Spraying tungsten carbide powder has good fluidity and high hardness. In addition to the high wear resistance, the formed dense coating also has good corrosion resistance and oxidation resistance. Applications Spraying tungsten carbide powder uses…

Torispherical cast tungsten carbide powder has the advantages of good fluidity, good wear resistance and excellent overall performance. The structure is uniform and dense, which is conducive to surfacing and thermal spraying, so that the coating material has excellent performance. Characteristic Torispherical cast tungsten carbide powder is chemically more stable and has higher hardness than ordinary polygonal tungsten carbide powder. Its microstructure is slender equiaxial branches, without hypereutectic and hypoeutectic. When used, there is no stress concentration and microcrack, no…

Tungsten carbide cobalt composite powder is the main raw material for the preparation of high-performance tungsten carbides and wear-resistant coatings. It can be applied to composite materials and can be prepared by solid phase synthesis. Applications Tungsten carbide cobalt composite powder used as wear-resistant coating material shows very good effect, rapid melting and rapid cooling of thermal spraying technology of preparation of coatings, the nano structure characteristics of the powder to maintain, thus improve the performance of the tungsten carbide…