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Magnesium stearate powder is a widely used chemical compound with numerous applications in various industries. It is a magnesium ascorbyl phosphate of stearic acid commonly encountered as a fine white powder. In this article, we will explore magnesium stearate powder’s various uses and properties and understand its significance in various industries.

(Magnesium Stearate Powder)

Properties of Magnesium Stearate Powder

Magnesium stearate powder is insoluble in water and alcohol but soluble in chlorinated solvents. It has a low melting point and is thermally stable up to around 200°C. The powder is greasy and leaves a film on surfaces it contacts. It is non-toxic and non-irritating to the skin and eyes.

Applications of Magnesium Stearate Powder

  1. Pharmaceutical Industry: Magnesium stearate powder is widely used in the pharmaceutical industry as a lubricant in the manufacturing of tablets. It helps in the production of tablets with smooth surfaces and uniform shapes. The powder also serves as a binder and disintegrant in some formulations.
  2. Food Industry: Magnesium stearate powder is used in the food industry as an anti-caking agent and lubricant in various food products such as cookies, granola bars, and powdered beverages. It helps to prevent the clumping and caking of food particles and improves the flowability of food powders.
  3. Personal Care Products: Magnesium stearate powder is used as a thickener and stabilizer in personal care products such as cosmetics, lotions, and cosmetic creams. It helps to hold the consistency and texture of these products and provides a smooth application on the skin.
  4. Rubber and Plastics Industry: Magnesium stearate powder is utilized in the rubber and plastics industry as a processing aid to improve flowability and reduce sticking during melt processing. It also serves as a stabilizer and anti-oxidant in some polymer formulations.
  5. Metalworking Industry: Magnesium stearate powder finds application in the metalworking industry as a lubricant in die casting, extrusion, and other metal forming processes. It reduces friction between the metal and die, improves the surface finish of the casting or extrusion, and extends the tool life.

Production of Magnesium Stearate Powder

Magnesium stearate powder is produced by reacting magnesium oxide or magnesium hydroxide with stearic acid in the presence of steam at elevated temperatures. The reaction produces a magnesium stearate precipitate filtered, washed, and dried to obtain the final powder product.

Magnesium stearate powder is a remarkable chemical compound with diverse applications across various industries. Its unique properties, such as lubrication, binding, and stabilization, make it an essential ingredient in products ranging from pharmaceuticals to cosmetics. The compound’s adaptability and performance have contributed significantly to its widespread use and popularity in numerous industrial sectors.

(Magnesium Stearate Powder)

High-quality Magnesium Stearate Powder supplier

Luoyang Tongrun Nano Technology Co. Ltd. (TRUNNANO) is a globally recognized manufacturer and supplier of compounds with more than 12 years of expertise in the highest quality nanomaterials and other chemicals. The company develops various chemicals. Provide OEM service. If you need Magnesium Stearate Powder , please feel free to contact us.



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