Guidelines to document calcium carbonate grinding mill liners

It is very important to keep a document of liner wear in order to analyze the level of liner wear without the requirement to stop the calcium carbonate grinding mill operation. See the following guidelines.

1. On the initial set of new linings, put a mark on the change cap chauffeur ring where the pinion tooth reaches a chauffeur ring tooth when the target mill setting has actually been achieved.

2. Keep an exact record of the variety of teeth made use of to compensate for liner wear on this set of liners.

3. After the preliminary set of liners have broken, yet prior to moving the dish, document the total number of teeth the vehicle driver ring has actually relocated as well as likewise paint a horizontal liner on the side of the dirt shell just below the bottom of the modification cap. This will certainly be the standard for determining just how close the next liner sets are to being worn.

4. When a new liner set has actually been installed, keep a document of the number of teeth the driver ring has relocated as well as contrast this number to the overall number from the preliminary collection of linings. This will certainly offer an evaluation of the liner wear. The straight mark painted on the dirt shell will certainly also indicated when the linings are approaching the wear limit. The approximate minimum elevations of the changing cap (A-dimension) with worn liners are noted in the connected tables. Hourly capability or product quality may decrease toward the end of the liner wear life and it might be more cost-effective to change before the end of the liner wear life.

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