Publisher's Synopsis
Excerpt from Tube Milling: A Treatise on the Practical Application of the Tube Mill to Metallurgical Problems
Our primary crusher is a Blake or a gyratory, both equally effective. Our secondary crushers may be stamps, disc crushers, rolls or ball mills. If our Object is amalgamating with or without concentrating, and we desire nothing finer than 40-mesh, the stamps alone are sufficient. If we desire a 90-mesh product. For amalgamating or concentration, we may regrind with a conical mill, or a cylindrical tube mill Of short length and big diameter, in a closed circuit with a classifier. If we desire a 200-mesh redue tion for cyanide treatment, we must use a cylindrical tube mill, in circuit, with' a classifier.
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