在整个建筑行业，石膏粉是经常都需要使用到的。石膏粉又叫腻子粉，在我们装修过程中起着非常重要的作用。通常为白色、无色，有时因含杂质而成灰、浅黄、浅褐等色。那么石膏粉有哪些种类？在装修中有又怎样的作用呢？

Gypsum powder is often used in the whole construction industry. Gypsum powder, also known as putty powder, plays a very important role in our decoration process. Usually white, colorless, sometimes gray, light yellow, light brown and other colors due to impurities. So what kinds of gypsum powder? What role does it play in decoration?

石膏粉有哪些种类

What kinds of gypsum powder are there

石膏的应用由来已久，但是早期只是简单地用来制粉笔、做腻子、做豆腐和做简单工艺品等，缺少深入地研究开发，因而也就没有引起人们的重视。

Gypsum has been used for a long time, but it was simply used to make chalk, putty, tofu and simple handicrafts in the early stage, lacking in-depth research and development, so it did not attract people's attention.

1、石膏粉根据物理成份的不同可分为：磷石膏粉、脱硫石膏粉、柠檬酸石膏粉和氟石膏粉等。

1. Gypsum powder can be divided into phosphogypsum powder, desulfurization gypsum powder, citric acid gypsum powder and fluorogypsum powder according to different physical components.

2、石膏粉根据颜色的不同可分为：红石膏粉、黄石膏粉、绿石膏粉、青石膏粉、白石膏粉、蓝石膏粉、彩色石膏粉等。

2. Gypsum powder can be divided into red stone gypsum powder, Yellowstone gypsum powder, green gypsum powder, bluestone gypsum powder, white gypsum powder, blue gypsum powder, color gypsum powder, etc. according to different colors.

3、石膏粉根据物理特征的不同可分为：白云质石膏粉、粘土质石膏粉、绿泥石石膏粉、雪花石膏粉、滑石石膏粉、含砂质石膏粉和纤维石膏粉等。

3. Gypsum powder can be divided into dolomitic gypsum powder, clayey gypsum powder, chlorite gypsum powder, alabaster gypsum powder, talc gypsum powder, sandy gypsum powder and fiber gypsum powder according to different physical characteristics.

4、石膏粉根据用途可分为：建材用石膏粉、化工用石膏粉、模具用石膏粉、食品用石膏粉和铸造用石膏粉等。

4. Gypsum powder can be divided into: gypsum powder for building materials, gypsum powder for chemical industry, gypsum powder for mold, gypsum powder for food and gypsum powder for casting.

装修中石膏粉的作用

Function of gypsum powder in decoration

在装修中石膏粉一般用来做基层处理的，比如填平缝隙、阴阳角调直、毛坯房墙面遍腻子找平等。石膏的粘接度好，不易产生脱落现象，在用来进行墙面找平时，一般并不是直接使用石膏粉的，里面也会加入滑石粉，否则施工会不太方便了。

In decoration, gypsum powder is generally used for base treatment, such as filling gaps, straightening internal and external corners, and leveling the first putty on the wall of rough room. Gypsum has good adhesion and is not easy to fall off. When it is used for wall leveling, gypsum powder is generally not used directly, and talc powder will also be added, otherwise the construction will be inconvenient.

掺加适量的激发剂可生产硬石膏水泥或胶凝材料，适用于软土地基的加固，墙体粉刷，机械模型，坑道支护及生产纤维压力板等。

Adding an appropriate amount of activator can produce anhydrite cement or cementitious materials, which are suitable for the reinforcement of soft soil foundation, wall painting, mechanical models, tunnel support and the production of fiber pressure boards.

济南石膏粉可以作为混凝土膨胀剂、抗裂剂、自流平砂浆的主要原材料，特种水泥生产中用作复合矿化剂等。

Jinan gypsum powder can be used as the main raw material of concrete expansion agent, anti cracking agent, self leveling mortar, and composite mineralizer in the production of special cement.

粉刷石膏与各种墙体基材(粘土砖、水泥砌块、加气混凝土、粉煤灰砖、石膏砌块、现浇混凝土、顶棚等)都能很好地粘结，抹灰时不用刷任何界面剂，直接抹灰，一次成活，抹灰墙面不会出现空鼓、开裂现象。

Plastered gypsum can be well bonded with various wall substrates (clay bricks, cement blocks, aerated concrete, fly ash bricks, gypsum blocks, cast-in-situ concrete, ceilings, etc.). When plastering, it does not need to brush any interface agent, and it can be plastered directly. It can survive at one time, and the plastered wall surface will not appear hollowing and cracking.

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