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THE CALCULATORS

Kick's Law Energy Calculation

Calculate specific comminution energy and motor power for coarse grinding using Kick’s empirical law.

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1. Define Input Parameters

2. Engineering Output

Size reduction ratio (R)
- dimensionless
Specific energy (E)
- kJ·kg⁻¹
Power (P)
- kW

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Context & Assumptions

Kick’s law estimates the energy needed for coarse size reduction by relating energy to the logarithm of the size reduction ratio. It is best suited for primary crushing and roller milling where particles remain relatively large and new surface creation is minimal.

Understand the Engineering Principles

Review the step-by-step derivations, typical industrial limits, and scale-up rules.

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