Copper ball mill is the core equipment of grinding again after the crushing of copper ore, which can be used with dry or wet grinding for all kinds of ores and other materials such as copper, zinc, lead, zinc, etc. Copper ball mill is one of the hot spots in the development of mineral processing technology system at present.
Mechanical parts used in metallurgy, mining, electric power, cement, petrochemical industry often lose efficacy due to wear and the consumption of wear-resistant parts is very large. Wear is universal and inevitable, which is one of the main causes of failure of mechanical parts, and the wear of lining plate is an important problem in the process of the use of ball mill.
There is much liquid, abrasion, cavitation, wear and other phenomena during the grinding material, so the service life of liner which is very short. And the large diameter grinding ball (maximum diameter 160mm) has a great impact on the liner, which often causes liner broken. Conditions of wet ball mill liners for metallurgical mines (iron ore, gold ore, etc.) are bad, under wet condition, especially in the corrosive medium, the wear rate of the same material is several times than that in dry condition. Wet corrosion wear is not the superposition of wear and pure corrosion, the complex process of interactive acceleration role again and again.
The service life and the failure condition are also different under the different working place and condition of the ball mill lining plate. Many liners used better in dry grinding machine often quickly wear under the condition of wet milling. The problem of the short life of wet grinding liner is not solved. This is mainly because not only abrasive wear and corrosion, but also large diameter ball mill, the impact of grinding ball and material on the lining is very large, often likely to cause the lining’s the broken. the wear resistance of the high Chrome cast iron and other high hardness materials, it is difficult to applicate in mining ball mill liner.
The applying effect of traditional copper ball mill liner material is not ideal mainly for the short life. Therefore, in order to adapt to the harsh conditions of metallurgical mining conditions, we must develop a new material with good performance and cost-effective to replace the traditional materials. According to the analysis of the actual working conditions of the wet grinding liner, the material of wet mill liner should have high hardness, toughness and corrosion resistance. However, it is difficult that a kind of material is with both high toughness and high strength in the actual production. The bimetal composites just meet these requirements.
The bimetal composites can be used on important parts which has good wear resistance, the overall requirements of high toughness and a single material can not be meet.
If you are looking for a professional manufacturer of copper ball mill in China, please visit ZK factory, and chose the suitable products.
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