Mining and stone-crushing plants present one of the harshest working environments for electric motors: constant load, heavy dust, vibration, and uninterrupted shifts. Under these conditions, a long motor life is decisive for keeping production running. This article covers the motor features that deliver durability on crushing and screening lines.

The Demand a Crushing Line Places on a Motor

Jaw and cone crushers work with sudden load shocks that vary with rock hardness, while conveyor and vibrating-screen motors demand steady torque. This mix of shock and continuous loading calls for high starting torque and a robust mechanical build.

Why the Cast Iron Frame Matters

A cast iron housing is standard in these plants because it damps vibration, withstands impact, and sheds heat steadily. Under mechanical stress an aluminium frame could not bear, cast iron keeps the motor standing for years.

Dust, Insulation, and Protection

The fine dust of a mining site quickly damages poorly protected motors. IP55 protection guards the windings against dust and splashing water, while Class F insulation and the S1 continuous-duty rating hold a safe temperature through unbroken shifts.

The DRG Motor Solution for Mining

As an İzmir-based supplier, DRG Motor meets the tough conditions of crushing and screening plants with cast iron, IP55-rated motors from 0.55 to 355 kW. Tell us the load profile and power need at your site, and we will settle on the right motor together.