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Preparation process of metal powder

3D printing technology is a rapidly developing emerging technology in the manufacturing industry. It is called "manufacturing technology with the significance of the industrial revolution" and has become an effective means of…

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What is superhard material?

What is superhard material? Superhard materials mainly refer to diamond and cubic boron nitride. Diamond is the hardest material known in the world, including natural diamonds and synthetic diamonds. Natural diamond ore…

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What is silicon nitride?

What is silicon nitride? Silicon nitride is an inorganic substance with the chemical formula Si3N4. It is an important structural ceramic material with high hardness, inherent lubricity and wear resistance. It is…

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