China Engineering Machines Slewing RingTower Crane Slewing Ring

China Engineering Machines Slewing RingTower Crane Slewing Ring

1.Slewing Ring Bearing/Slewing Bearing Structure:

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 Teeth types:  DRE slewing ring bearings/slewing bearings from 100mm to 5000mm diameter with ungeared slewing bearing, external gear slewing ring bearing and internal gear slewing ring.

3.Contrast of steel grade: Normally, the slewing bearing material can be 50Mn, 42CrMo,and 45# steel. You can choose the suitable material according to your specific application andthe slewing ring working conditions.

4.Hardness of slewing rings with different material:    quenching & tempering, normalizing.

5. Factory Show: Some factory show about our slewing bearing production process.

7.DRE Slewing Bearing/Slewing Ring Bearing Packaging: Different packages can be used according to different sizes of slewing bearings. Normally, the 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.The wooden cases are all fumigation free boxes.

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

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

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

11 .Contact Us:

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