Mechanical Operations
Agglomeration of individual particles into clusters (flocs) is called flocculation. To prevent flocculation, the most commonly used dispersing agents are

Carbonates
Silicates & phosphates
Bi-carbonates
Sulphates

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Mechanical Operations
Bond crushing law

States that the work required for the crushing is proportional to the new surface created
Calls for relatively less energy for the smaller product particles, than does the Rittinger law
Is less realistic in estimating the power requirements of commercial crushers
States that the work required to form particle of any size from very large feed is proportional to the square root of the volume to surface ratio of the product

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