Development trend of cemented carbide


In the manufacture of metal machinery, cutting is the most basic and reliable precision machining means, which plays an important role in various modern industrial sectors such as machinery, motors, and electronics. The latest history of the development of cutting technology is the history of the development of tool materials. The new tool material can greatly improve the cutting production rate, improve the machining accuracy, machining surface quality and expand the processing field, reduce the consumption of the tool, and obtain huge economic benefits. New tool materials play a huge role in the development of machinery manufacturing. Therefore, the development, promotion and use of new materials is one of the important contents of the new technological revolution in the field of machinery manufacturing.

In the manufacture of metal machinery, cutting is the most basic and reliable precision machining means, which plays an important role in various modern industrial sectors such as machinery, motors, and electronics. The latest history of the development of cutting technology is the history of the development of tool materials. The new tool material can greatly improve the cutting production rate, improve the machining accuracy, machining surface quality and expand the processing field, reduce the consumption of the tool, and obtain huge economic benefits. New tool materials play a huge role in the development of machinery manufacturing. Therefore, the development, promotion and use of new materials is one of the important contents of the new technological revolution in the field of machinery manufacturing.

Carbide is an emerging tool data, due to its high hardness, wear resistance and compressive strength, with less chaotic chemical properties, adhesion resistance and heat resistance and other excellent functions, the cutting efficiency of the tool 5-10 times the high-speed steel tool, and can process high-speed steel tools can not process high hardness data, so there is a large proportion in the tool data.

Today, the main trend of the development of the world's cemented carbide industry: first, in order to meet the needs of modern science and technology development, to the direction of precision development, since the 1970s, in modern machining, the dimensional accuracy requirements for cutting tools with cemented carbide cutting blades have improved significantly, therefore, cemented carbide manufacturers continue to improve their product accuracy. For example, in some developed countries, U-grade cemented carbide precision grades have been eliminated. The dimensional accuracy of many cemented carbide molds has reached the micron level, and even some have reached the ultrafine meter level. Second, in order to meet the requirements of producing precision products, improve the production process and equipment. The introduction of hot isostatic pressing technology in the cemented carbide production field in the late 1960s, and the spray drying technology transplanted to the cemented carbide production field in the 1970s, have made the cemented carbide production process a big step forward, in recent years, low pressure hot isostatic pressing cleaning equipment and technology, so that the cemented carbide product density is close to the theoretical value, up to 99.999%, The product quality has been improved significantly. Third, in order to improve processing efficiency and adapt to the requirements of new automatic machine tools, some new types of cemented carbide have been developed, such as ultra-fine fine cemented carbide, gradient cemented carbide, dual-phase cemented carbide, self-lubricating cemented carbide, nanoscale cemented carbide, super-hard coating hard layer alloy. At the same time, the production of cemented carbide is developing in terms of supporting deep machining tools.

Although the consumption of cemented carbide in China is a new industry that has been developed after the lifting of the shackles, it has developed rapidly, especially after the change and opening up, and there is a trend of unique increase. At present, the output of cemented carbide in China has been in the forefront of the world, the product brand, model is also comparable to complete, and the quality of many products has reached the international advanced level, the output value and profits and taxes have increased steadily.

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