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Kaolin. Useless in food, in the old society and three years of hardship.
When the poor are in a state of scarcity or during the famine, they often survive by eating Guanyin soil; This kind of soil can satisfy hunger, but it cannot be digested and absorbed by the human body, and the stomach is bloated after eating.
It is difficult to defecate, and eating a small amount is not fatal; Despite not starving, people still have to die due to lack of nutrition. During the famine years, because of eating Guanyin soil, the stomach was distended like a drum, and countless people were unable to defecate, and countless people were suffocated to death.
Kaolin (i.e., Guanyin soil) is the name given to the soil rich in the mineral kaolinite, and the main components of kaolinite are alumina and silica, Jingdezhen, Jiangxi.
The kaolin area is widely distributed, hence the name kaolin.
Kaolin minerals are composed of kaolinite, dikailite, perlite, halloysite and other kaolinite cluster minerals, and the main mineral component is kaolinite.
The crystal chemical formula of kaolinite is 2SiO2 Al2O3 2H2O, and its theoretical chemical composition is SiO2, Al2O3, H2O. Kaolin minerals belong to 1:1 type layered silicate, and the crystal is mainly composed of silicon-oxygen tetrahedra and Shao hydrogen and oxygen octahedron, in which the silicon-oxygen tetrahedron is connected along the two-dimensional direction to form a hexagonal grid layer in the way of a common apex angle, and the uncommon spire oxygen of each silicon-oxygen tetrahedron is facing one side. It is composed of a silicon-oxygen tetrahedral layer and an oxygen-attracting octahedral layer, and the spire oxygen of the common silicon-oxygen tetrahedral layer is composed of 1:
Unit layer of Type 1.
Its pure kaolin is white and delicate, soft soil, and has good physical and chemical properties such as plasticity and fire resistance. Its mineral composition is mainly composed of kaolinite, halloysite, hydromica, illite, montmorillonite.
as well as mineral compositions such as quartz and feldspar. Kaolin is very versatile, mainly used in papermaking, ceramics and refractory materials, and secondarily used in coatings, rubber fillers and enamels.
glaze and white cement.
Raw materials, a small amount of plastics, paints, pigments, grinding wheels, pencils, daily cosmetics, soap, pesticides, medicine, textiles, petroleum, chemicals, building materials, national defense and other industrial sectors.
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Kaolin is an industrial raw material such as ceramic manufacturing --- and cannot be added to food. It can be added to food called microcrystalline kaolin - the applied scientific name is montmorillonite. Specific Applications:
Montmorillonite is widely used in medicine, can be used as a medical carrier, the effect of controlled-release agent, in the field of medicine has a mature product Smecta, almost become synonymous with montmorillonite, play an antidiarrheal effect. Montmorillonite has a good application in livestock (pigs, rabbits) breeding, especially the yellow and white dysentery of piglets and suckling pigs, and the diarrhea of rabbits, which has a preventive effect, and in view of the characteristics of montmorillonite, it can also be used as the first choice for the best feed demilcotic agent.
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Kaolin is mainly used in papermaking, ceramics and refractory materials, and to a lesser extent in coatings, rubber fillers, enamel glazes and white cement raw materials. Kaolin is a non-metallic mineral, which is a clay and clay rock dominated by kaolinite clay minerals. Pure kaolin is white and delicate, soft soil, with good plasticity and fire resistance and other physical and chemical properties.
Kaolin is a common and very important clay mineral in nature, which is formed by weathering feldspar or other silicate minerals in igneous and metamorphic rocks in an acidic medium lacking alkali metals and alkali polygonomic soiled metals.
The minerals contained in kaolin in nature are mainly divided into clay minerals and non-clay minerals. Among them, clay minerals mainly include kaolinite group minerals and a small amount of montmorillonite, mica and chlorite; Non-clay minerals mainly include feldspar, quartz, and Zhaojian hydrates, as well as some iron minerals.
China's kaolin mineral resources rank among the top in the world, with 267 proven mineral fields and proven reserves of 100 million tons, of which China's non-coal kaolin reserves rank fifth in the world.
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Kaolin is not a metal, it is just a rare clay. It is still very versatile, for example, it is needed in papermaking, and kaolin is also needed in the manufacture of ceramics. The coatings commonly used in life also have the full use of kaolin, of course, white cement also contains kaolin, mainly because of its high viscosity and better decoration effect.
This rare clay plays a very big role in the medical, aviation, manufacturing and other industries, because this kind of thing is relatively rare, and many countries want to import it from China, but China is self-sufficient. It is difficult for ordinary people to come into contact with this kind of thing, but its derivatives are still used a lot.
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Function: 1. Ceramics not only have strict requirements for the plasticity, bonding, drying shrinkage, drying strength, sintering shrinkage, sintering properties, refractory and whiteness after firing, etc., but also involve chemical properties, especially the presence of chromogenic elements such as iron, titanium, copper, chromium, manganese, etc., which reduces the whiteness after firing and produces spots.
2. It is plastic, and the wet soil can be molded into various shapes without breaking, and can remain unchanged for a long time.
Its main uses include:
1. Used in the ceramic industry. Kaolin is mainly used as a raw material for ceramics and is used to make various types of ceramics;
2. Used in refractory materials and cement industry. Mainly due to the good refractory properties of kaolin, high-grade kaolin can be used to make optical glass, glass fiber crucibles and laboratory crucibles, and low-purity kaolin can be used to make refractory bricks, refractory mud and other refractory materials;
3. Used in the paper industry. As a filler for paper, kaolin can greatly improve the whiteness and smoothness of paper;
4. Used in the rubber industry. Kaolin is used as a reinforcing agent and filler for rubber, which can improve the strength and acid resistance of rubber;
5. Used in petrochemical industry. Kaolin can be made into a molecular sieve for the synthesis of chemical industry with high-efficiency adsorbent, and can also be used as a catalyst for petroleum cracking;
6. Used in pharmaceutical and textile industry;
7. It is used in the field of cutting-edge technology for national defense. For example: atomic reactors, jet aircraft, etc.
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The uses of kaolin are:It has become a necessary mineral raw material for dozens of industries such as papermaking, ceramics, rubber, chemicals, coatings, medicine and national defense, and kaolin has a certain plasticity, which makes the ceramic mud billet conducive to car billet and grouting, and is easy to form.
The role of kaolin in ceramics is to introduce Al2O3, which is conducive to the formation of mullite and improves its chemical stability and sintering strength.
In the firing, kaolin decomposes to generate mullite, forming the main framework of the strength of the body, which can prevent the deformation of the product, make the firing temperature wider, and make the body have a certain whiteness.
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1. Used in the ceramic industry. Kaolin is mainly used as a raw material for ceramics and is used to make various types of ceramics;
2. Used in refractory materials and cement industry. Mainly due to the good refractory properties of kaolin, high-grade kaolin can be used to make optical glass, glass fiber crucibles and laboratory crucibles, and low-purity kaolin can be used to make refractory bricks, refractory mud and other refractory materials;
3. Used in the paper industry. As a filler for paper, kaolin can greatly improve the whiteness and smoothness of paper;
4. Used in the rubber industry. Kaolin is used as a reinforcing agent and filler for rubber, which can improve the strength and acid resistance of rubber;
5. Used in petrochemical industry. Kaolin can be made into a molecular sieve for the synthesis of chemical industry with high-efficiency adsorbent, and can also be used as a catalyst for petroleum cracking;
6. Used in pharmaceutical and textile industry;
7. It is used in the field of cutting-edge technology for national defense. For example: atomic reactors, jet aircraft, etc.
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Kaolin is a common mineral that is commonly used to make industrial uses such as ceramics and coatings. However, you may be surprised to learn that kaolin can also be used as a food additive. So why is kaolin used in food?
Kaolin can be consumed in a variety of ways, most commonly as a food additive to silver branches. It is commonly added to bread, biscuits, pastries, beverages, and dairy products by Frontier to increase their stability and retention shelf. In addition, kaolin can also be added directly to food products such as salads, soups, and sauces.
However, it should be noted that kaolin should be consumed in moderation and not in excess, otherwise it will cause adverse effects on the body.
Kaolin is a common mineral that is commonly used to make industrial uses such as ceramics and coatings. However, you may be surprised to learn that kaolin can also be used as a food additive. So why is kaolin used in food?
In conclusion, kaolin, as a natural food additive, has a wide range of application prospects in the food industry. It can not only improve the quality and shelf life of food, but also provide the human body with essential nutrients. Therefore, if you see kaolin as an ingredient when buying food, don't be surprised, it's safe and good for your health.
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Summary. Kaolin is a natural mineral containing aluminosilicates that has a variety of uses. In the feed industry, kaolin can be used as a feed additive, often used as a caking inhibitor, rheology agent, lubricant and stabilizer.
Adding an appropriate amount of kaolin to the feed can prevent the feed from agglomerating and sticking, keep the feed loose and fluid, and facilitate the processing, transportation and storage of the feed. In addition, kaolin can also improve the quality and taste of feed, increasing the nutritional value and taste of feed.
Kaolin is a natural mineral containing aluminosilicate and has a variety of uses. In the feed industry, kaolin can be used as a feed additive, often used as an anti-caking agent, rheology agent, lubricant and stabilizing high band preagent. Adding an appropriate amount of kaolin to the feed can prevent the feed from agglomerating and sticking, keep the feed loose and fluid, and facilitate the processing, transportation and storage of the feed.
In addition, kaolin walker soil can also improve the quality and taste of feed, and increase the nutritional value and taste of feed.
Can you tell us more about that?
It should be noted that when adding kaolin dust soil, the amount of addition should be reasonably controlled according to different types and uses of pie and Zheng feed, so as to avoid adverse effects on animals caused by excessive use. At the same time, high-quality kaolin products should be selected and guaranteed to meet national standards and relevant regulations.
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Of course it worked! Nice effect It's good.