We operate attentively, insist on product quality as the focus of our work, and devote ourselves to the research and innovation of solar tracking design, single aixs slewing bearing, truck crane worm drive swinging gear. In order to better serve customers and meet the needs of the market, we will continue to work hard and follow the tenet of 'science and technology as the guide, quality as the center, and customer satisfaction as the goal'. We will create a brilliant future with the majority of users in an attitude of sincere cooperation. We uphold the people-oriented concept, care for employees, attach great importance to the training and motivation of talents, and establish an excellent corporate culture. We believe that we can establish long time business relationship with each other. We continue to innovate and struggle for the goal of building a century-old enterprise with first-class management and first-class efficiency.
Production Description
Model | WH12 | IP | IP65 |
Brand | Coresun Drive | Type | Enclosed |
Material | 42CrMo,50Mn | Output Torque | 17KN.m |
Tilting Moment Torque | 67.8KN.m | Holding Torque | 48K N.m |
Static Axial Rating | 555KN | Static Radial Rating | 222KN |
Dynamic Axial Rating | 133KN | Dynamic Radial Rating | 117KN |
Gear Ratio | 77:1 | Efficiency | 40% |
Coresun Drive Slewing drives consist of slewing bearing, worm shaft, housing, bearing, motor and so on. Motor drive the worm shaft, the outer ring of slewing bearing will rotate, the outer ring output the torque through flange while the inner ring of slewing bearing is fixed in housing.
WH series products adopt enveloping worm structure, with large contact area, large transfer torque and stable operation.
Gear surface through isothermal heat treatment, good wear resistance, high precision, can ensure high precision and long-term service life.
Double lip skeleton oil seal design structure, high protection level, for the solar tracking system to provide a life guarantee.


Coresun Drive processes the Slewing Drive Motor metallographic testing to ensure the quality of raw material and makes the salt &spray testing to make sure the anti-corrosion performance.


We always adhere to the service concept of 'innovate technology, serve customers, and reduce costs for customers', starting from customer needs. Looking forward to the future, we will more actively meet the challenges of the market and provide our customers with competitive Nmrv Series Worm Gear Reducer with Aluminium Body solutions. Adhering to the business philosophy of 'quality is the future, innovation is the driving force, service is reputation, and cooperation is wealth', our company continuously increases investment in technical transformation, pays attention to enterprise brand construction and new product research and development. We believe that corporate interests are the prerequisite for the realization of other interests. Therefore, corporate interests should be put first in value judgments and profit selection.

