The ball mill is a tumbling mill that uses steel balls as the grinding media. The length of the cylindrical shell is usually 11.5 times the shell diameter .The feed can be dry, with less than 3% moisture to minimize ball coating, or slurry containing 2040% water by weight.
Jun 26, 20120183;32;A ball mill at the old White Pine mine. This was one of many attempts to make mining the Nonesuch Shale pay a bed of sandstone with extremely fine copper embedded in it. The Nonesuch mine was the first attempt, with the old White Pine coming again later. It took quite a long time until the 1950's! for the Copper Range Company to solve the problem (atViews: 3.4K
Ball Mill for Sale. APPROXIMATE CAPACITIES. All ball mills operate on the same principles. One of these principle is that the total weight of the charge in the mill the sum of the weight of the grinding media, the weight of the material to be ground, and any water in the millis a function of the percentage of the volume of the mill it occupies.
Photo of a 10 Ft diameter by 32 Ft long ball mill in a Cement Plant. Photo of a series of ball mills in a Copper Plant, grinding the ore for flotation. Image of cut away ball mill, showing material flow through typical ball mill. Flash viedo of Jar Drive and Batch Ball Mill grinding ore for testing.
A ball mill also known as pebble mill or tumbling mill is a milling machine that consists of a hallow cylinder containing balls; mounted on a metallic frame such that it can be rotated along its longitudinal axis. The balls which could be of different diameter occupy 30 50 % of the mill volume and its size depends on the feed and mill size.
The 24 x 39.5 Ball Mill The Copper Mountain ball mills are 7315 mm 24 feet in diameter and 12040 mm 39.5 feet long. They are overflow discharge ball mills with inside diameters of 7315 mm 24 feet and grinding lengths of 11887 mm 39 feet. Each Ball mill is