Improvement of copper bushing soldering process
In some high-power engineering machinery, copper bearings welded by two half-piece copper bushes are often used. However, in the process of machining after welding, the joints of the copper bushings...
Manganese steel crusher spare parts
Manganese steel crusher parts are very popular crusher wear parts, because it is more wear-resistant and longer life.Simis manganese steel crusher parts include manganese steel jaw plates, manganese...