Mechanical Parts construction ship gantry crane Slewing Ring

1.Slewing Ring Bearing/Slewing Bearing Structure: DRE has four point contact slewing ring bearing/slewing bearings; single row roller slewing ring bearing/slewing bearing; double row ball slewing ring bearing/slewing bearing; three row roller slewing ring bearing/slewing bearing. 

2.DRE Slewing Bearings/Slewing Ring Bearings:  DRE slewing ring bearings/slewing bearings from 100mm to 5000mm dimension with ungeared slewing bearing/slewing ring bearing, external gear slewing bearing/slewing ring bearing and internal gear slewing bearing/slewing ring bearing.

3.Contrast of steel grade:(heat treatment: quenching & tempering, normalizing)

4.Hardness of slewing rings

5.DRE Slewing Bearing/Slewing Ring Bearing Packaging: inside,outside surface and raceway are spreaded with antirust & lubricate grease.Inner package is made of plastic film,and then compositive kraft,outer package is enlaced with flax pieces.

6.DRE slewing ring bearing inspection:  every step of processing synchronize ring gear/slewing ring/ring gear from raw material to packaging is controled strictly. synchronize ring gear/slewing ring/ring gear test report will be sent with commercial invoice/packing list and other documents to customer directly.

7. DRE Group: Slewing Bearing,Ball Screw,Gear,Slew Drive,Ball&Roller Bearing, Thin Section Bearing, Linear Guide make up DRE Group.

8. Market Distribution& Customer Reference: customers are spreaded all over the world and annual turnover kept increasing in past 5 years.

9.Contact Us:

If you have any question about our products and technical details, please feel free to contact me!