Rod mills are very similar to ball mills.The rods grind the ore by tumbling within the mill.To prevent the conditions leading to rod charge tangling, theratio of length to diameter is maintained at 1.The maximum input size of rod mills is about 50 mm 2 in.While the size range of final powders is between 3000 to 270 mm 4 to 35 mesh.
Get PriceThe ball-rod mill heads are oversize in section, heavily ribbed and are cast from electric furnace steel which has a strength of approximately four times that of cast iron.The head and trunnion bearings are designed to support a mill with length double its diameter.This extra strength, besides eliminating the possibility of head breakage or.
Tubular rod mills - sciencedirect.2 shows a flow sheet where the rod mill is in open circuit and the ball mill is in closed circuit with a classifier.This is a normal set-up as the primary function of a rod mill is to provide a uniform sized feed to the ball mill.
A uniform discharge from a closed circuit jaw crusher is 200 th.The crusher feeds a wet rod mill such that 80 of the crusher product passes a 16 mm screen.The rod mill feeds a wet ball mill at a feed size of 1.0 mm 1000 m and produces a product with 80 passing a 150 m screen.The rod mill is in an open grinding circuit.
Technical performance and application of ball mill and rod mill authordahua1 time20181010 ball mill it is a low level forced discharge type grinding equipment the.
Rod mills introduction.Rod mills are widely applied in cement industry, chemical industry, new building materials, fire-resistant materials, fertilizer, porcelain and glass industry etc.Rod mill grinding are grinding machine which employ high carbon steel or special steel rods of nearly the same length as that of the drum, in place of steel balls in ball mills.
Unlike the ball mill, the grinding medium in the rod mill is a steel rod, so the working characteristics are significantly different from those of the ball mill.Since the steel balls are in point contact, the steel rods are in line contact.The rod mill often replaces the fine crushing crusher to solve the problem of blockage of.
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1 48 rows the ball mill is widely used in the fields of building materials mineral processing chemical.More detail jaw crusher ball mill rotary kiln raymond mill.Customers feedbackhongxings ball mill is of energy conservation and environment protection and efficiency of grinding it is in stable work performance it is in stable work.
Application of rod mill and ball mill - crusher.The product size distribution is narrower than a ball mill but significantly coarser.Most are overflow discharge type.Length-to-diameter 1.Mill length 7 meters.Rod mill-ball mill circuits diagrams of mill circuits image 135-8-2 chat here.