Draw Works
Specifications
API Spec 7K StandardsProduct features
- Shaft bearings are all roller ones. Shaft materials are all alloy steel.
- Roller chains are all forced lubrication.
- The high and low speed ends of the rolling drum are equipped with ventilated air tube clutch. Brake disc adopts forced cooling by circulating water, and is quenched by medium frequency on the surface, has a long lifetime.
- Tooth profile of chain wheel is quenched by medium frequency. All gearshift clutches are with involute spline tooth.
- Drum brake is girdle or plate type, auxiliary brake is matched with electromagnetic eddy current brake or EATON brake.
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