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CRUST/BIT BREAKERS

CRUST/BIT BREAKERS

A crust breaker is mainly used for the purpose of breaking hard crust. It is actually a solid cylinder solid cylindrical structure that is installed on the tip of an automated feeder shaft. The molten bath surface freezes and forms a crust during the aluminum production process. This crust has to be broken every 90 seconds to allow alumina addition. Bit breaker is a special tool that is used in rigs to prevent the drill bit from turning. The drill bit may tend to turn at the time of tightening or loosening. Bits usually have a non cylindrical shape , as a result the wrenches used by the rig crew to tighten cylindrical tools does not tighten very easily. Si a bit breaker is used for this purpose. The bit breaker must match the bit profile for the easy and safe usage.