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High-purity alumina grinding balls

High-purity alumina grinding balls

High-purity alumina grinding balls are made from high-purity alumina powder extracted by our company. The purity of alumina can reach 92%, 99%, 99.9%, 99.99%, of which the 99.99% purity is formed by high-temperature sintering of alumina powder with a purity of 99.9995%.

【Technical Parameters】

True specific gravity: 3.9g/cm3

Mohs hardness: 8.5-9

Size: 0.1-10mm

Alumina grinding balls are widely used as grinding media in ceramic, cement, paint, pigment, chemical, refractory materials, and inorganic mineral powder industries, such as ball mills, vibration mills, planetary mills, and stirring mills, due to their high hardness, strength, wear resistance, corrosion resistance, and light weight.
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Detail

Alumina grinding ball also known as wear-resistant ceramic ball, ceramic ball, porcelain ball, corundum ball, grinding ball, high aluminum ball, microcrystalline alumina ball, alumina grinding ball using high-quality aluminum oxide powder as raw materials, proportioning bauxite, roller powder, through the batching, grinding, powder, molding, drying, calcining and other processes to produce.



al2o3 grinding ball

al2o3 grinding ball




Characteristics of Aluminum Oxide Grinding Balls:



(1) The main ingredient is high-quality alumina oxide, with a high whiteness, and it does not affect the quality of the ground material.


(2) The rolling and isostatic pressing method is adopted, which has a large specific weight and can greatly improve the grinding efficiency, reduce the grinding time, and effectively increase the effective volume of the ball mill, thereby increasing the amount of grinding material.


(3) Low wear rate, which can greatly extend the service life of the grinding body.


(4) It can withstand temperatures of over 1,000 degrees Celsius, is resistant to acid, alkali, and corrosion.


(5)1. High hardness: Its hardness is higher than that of most common metal and non-metallic materials, making it highly wear-resistant.


(6) High resistance to corrosion: It exhibits excellent corrosion resistance in acidic, alkaline, and highly corrosive environments.


(7) High resistance to pressure: It can withstand repeated grinding strength, and it is not easy to crack during use.


(8) Good thermal stability: It can maintain high strength, hardness, and stability at high temperatures, and is less prone to deformation.