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[Chemical Knowledge]：Manufacturing method and process of mica powder

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The manufacturing method
of mica powder
mica powder is an important raw material widely used in the field of chemical production. Because of its unique physical and chemical properties, mica powder has important application value in many fields. This article will introduce the manufacturing method of mica powder in detail. Overview of

1. mica powder

mica powder is a natural mineral powder, mainly made by grinding mica ore. Mica is a common silicate mineral with layered structure, good insulation, heat resistance, acid and alkali resistance and chemical stability, so it is widely used in chemical industry, building materials, electronics, metallurgy and other fields.

2. mica powder manufacturing method

1. raw material preparation

manufacturing mica powder first need to prepare mica ore as raw material. Mica ore needs to be processed into a certain fineness of powder through crushing, grinding and other processes.

2. Grinding and Classification

The crushed and ground mica ore needs to be crushed and classified to obtain a mica powder with a desired particle size distribution. The pulverization classification may be carried out by a method such as mechanical pulverization or jet pulverization.

3. Surface modification

In order to improve the dispersibility, compatibility and application performance of mica powder, it is necessary to modify the surface of mica powder. The surface modification may employ physical or chemical methods such as mechanical mixing, chemical reaction, etc.

4. dry packaging

after surface modification of mica powder needs to be dried to remove the moisture and volatile. The dried mica powder needs to be packaged for storage and transportation.
Application fields of
3. mica powder

mica powder as an important chemical raw material, is widely used in the following fields:

1. Plastic industry: Mica powder can be added to plastics as a filler to improve the rigidity of plastics, Heat resistance, dimensional stability and other properties.

2. Coating industry: Mica powder can be added to the paint as a pigment to improve the hiding power, weather resistance, corrosion resistance and other properties of the paint.

3. Rubber industry: Mica powder can be added to rubber as a reinforcing agent to improve the strength, hardness, wear resistance and other properties of rubber.

4. Ceramic industry: Mica powder can be added to ceramics as a raw material to improve the heat resistance, insulation, mechanical strength and other properties of ceramics.

In short, as an important chemical raw material, mica powder plays an important role in various fields. By mastering the manufacturing method of mica powder, mica powder can be better applied and the performance and quality of the product can be improved.

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