Difference between revisions of "Primary Crushers"

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[[File:Primary_stage.jpg | thumb | right | Primary Crushing work ]]

'''Primary  Stage Crushing''' is the first stage in the [[Crushers | crushing]]  cycle. It`s the first process where large material is being reduced in  size by crushing it in too smaller particles required by customers.  Primary and [[Secondary Stage Crushers]] handling coarse materials,  where [[tertiary Stage Crushers]] grinds them after those.

Generally speaking, The primary Crusher machine is often the largest and most expensive single item in the plant.  

Rocks  up to 5 feet by 4 feet by 4 feet in size enter the primary crusher  which reduces the size to 12 inches or smaller. Water is sprayed to  reduce dust.

For soft Feed [[Horizontal Impact Crushers | Horizontal Impact  Crusher]] is normally used in the primary stage, for harder feed there  is a choice between a [[Gyratory Crushers | Gyratory Crusher ]]