Production process and production device of ultrafine boron carbide micropowder

A production process and production device technology, which is applied in the production process and production device field of ultra-fine boron carbide powder, can solve the problems that the boron carbide powder is not fine enough, the loss of the material to be ground is increased, and the energy consumption is high, and achieves good fluidity and dust. Low yield, high purity effect
CN108101059APending Publication Date: 2018-06-01山东埃尔派粉体科技股份有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
山东埃尔派粉体科技股份有限公司
Publication Date
2018-06-01

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Abstract

Belonging to the technical field of boron carbide grinding, the invention in particular relates to a production process and production device of ultrafine boron carbide micropowder. The method includes the steps of: (1) crushing; (2) purification; (3) filter pressing; (4) drying; (5) dispersion; (6) grading; and (7) packaging. The production device includes a wet grinding machine, a first slurry pump, a slurry finished product tank, a second slurry pump, a slurry purification reaction tank, a filter press, a drying separation device and a vacuum packer that are communicated in order. Accordingto the invention, the process is simple, the production device is reasonable in design and easy to operate, the product cost is low, the dust production is small, the energy consumption is low, and the obtained boron carbide micropowder has high purity, finer grain size, a particle size of less than 0.5microm, large specific surface area, good fluidity, high stability and high sintering activity.
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Description

technical field

[0001] The invention belongs to the technical field of boron carbide grinding, and in particular relates to a production process and a production device of ultrafine boron carbide powder. Background technique

[0002] Boron carbide is an important superhard material whose hardness is second only to diamond and cubic boron nitride in nature. Boron carbide ultrafine powder has many excellent characteristics and has great practical application value in high-tech fields. Boron carbide superfine powder has physical and chemical characteristics such as large specific surface area, high chemical activity, strong reaction ability, low melting point and sintering temperature. It is used in fine ceramics, powder metallurgy, high-end liquid and gas sealing materials, aerospace engine nozzles, high-end ceramic bearings It plays an important role in the manufacture of high-end bulletproof armor materials, polishing and fine abrasives for hard materials, electronic technol...

Claims

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