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The difference between the advantages and disadvantages of hard alloy blades and white steel knives

Feb 14, 2020

In our industrial processing process, many people are not very clear about the difference between alloy blades and white steel knives, and some people often confuse the two. They may use white steel knives when they need to use alloy blades. , And also wrongly used alloy blades where white steel knives were needed. Here, we will introduce the difference between hard alloy blade and white steel knife. After understanding these contents, you can easily distinguish the two.

First of all, in terms of material, the material of hard alloy blade and white steel knife is different, and there is a big difference between the two. In terms of technical terms, the main component of hard alloy blades is alloy, which is WC, CO and TIC in terms of chemical composition. Relatively speaking, the material of white steel knives is quite different from it. The main components of white steel knives are C and Cr as well as W, Mo, V and so on. These professional chemical formulas seem very complicated, which means that there is a big difference between carbide blades and white steel knives.

Secondly, in terms of production and processing technology, the forming methods of carbide blades and white steel blades are also different. In the production process, the former is formed by powder metallurgy, while the latter is different. In addition, the hardness of the two is also very different. It can be seen from their chemical formula that the composition of the two is quite different, which also makes the hard alloy blade harder, especially in the high temperature environment, its hardness is higher. Relatively speaking, although the hardness of the white steel knife is not as good as the hard alloy blade, its toughness is better.

In addition, cemented carbide inserts and white steel knives are also very different in terms of the cutting speed and application range. The hard alloy inserts can withstand higher cutting speeds because of their high red hardness. Moreover, the general tool materials are made of hard alloys, and white steel knives are used only when they are complex or difficult to form or require high toughness.


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