The SE7 slew drive embodies the pinnacle of advanced engineering design, providing superior power solutions for a wide range of industrial applications. Its design pays attention to detail and aims to achieve efficient rotational power transmission in a limited space and demonstrate its comprehensive performance in the face of various engineering application scenarios.
Overall, the SE series slew drive provides efficient and sustainable rotary power transmission solutions for the industrial field with its excellent engineering design, load capacity, reliability, energy efficiency and easy integration.
Excellent load capacity is the distinguishing feature of SE series slew drives. By adopting precision manufacturing and structural design, this series of products can operate stably under high load and high-intensity working conditions, meeting the stringent requirements for reliability and stability of industrial machinery and engineering equipment.
In terms of reliability, the SE series slew drive ensures a high level of performance during long-term operation by selecting durable materials and exquisite craftsmanship, thereby extending the life of the equipment and reducing maintenance costs.
Energy efficiency is another major advantage of the SE series slew drives. By applying efficient energy conversion technology, these drive systems can effectively convert input energy into power output, reduce overall energy consumption, and meet the needs of sustainability and energy efficiency in today’s engineering field.
SE series slew drives are designed for easy integration. The modular structure and standard interfaces allow it to be flexibly applied to various mechanical systems and provide diverse integrated solutions. At the same time, its dust-resistant and waterproof design ensures stable operation in harsh environments, ensuring the safety and reliability of the equipment.
| Model | Output Torque | Tilting Moment Torque | Holding Torque | Gear Ratio | Tracking Precision | Weight | Drawing |
|---|---|---|---|---|---|---|---|
| SE7 | 1000 N.m | 13500 N.m | 10400 N.m | 73:1 | 0.2° | 21kg | |
| SE7 | 738 lbf.ft | 9957 lbf.ft | 7671 lbf.ft | 73:1 | 0.2° | 21kg |
Expert Insights and Reliable Solutions to Your Most Common Questions.
ZZ Slewing Bearing supplies a full range of slewing bearings to meet different industrial needs:
Typical selection parameter for ZZ clients:
Load type: axial, radial, and tilting moment.
Rotation RPM: ensures long service life.
Installation space & mounting dimensions: inner/outer ring diameter, bolt circle.
Precision & rigidity requirements: critical for cranes, excavators, and robots.
ZZ engineers provide professional selection guidance according to your equipment and drawings.
ZZ Slewing Bearing selects materials for strength, wear resistance, and long-term durability:
Slewing ring: 42CrMo, 50Mn, C45N, 40CrNiMo, C48E.
Special forging spare parts: carburized/hardened steels for gear teeth (20CrMnTi, 18CrNiMo7‑6).
Corrosion resistant: SS 304, 316L, duplex stainless steel.
Surface treatments: heat treatment, quenching, carburizing, induction hardening, and surface coating(Four-Layer Packing, Strong Anti-Rust Oil, Black Oxide Treatment, Jet Black Paint Finish, Hot-Dip Galvanizing (CGL), Electro-Galvanizing (EGL), Hot-Dip Galvanizing + Paint Finish)
Correct installation with flat surfaces.
Proper lubrication using grease.
Avoid overloading or shock loads over capacity.
Monitor operating conditions regularly to prevent debris entry.
Typical factors observed by ZZ engineers:
In-stock: 3–7 days.
Custom: 2–6 weeks depending on size, load, and precision.
Warranty: 1 year
Lifetime Free Spare Parts: Glue, seals, steel ball
Yes — ZZ Slewing Bearing offers:
Detailed installation manuals.
Online engineering support.
Guidance for lubrication, maintenance, and troubleshooting solution.
Full range of materials and heat treatments for various load conditions.
High precision and strict quality inspection standards.
Engineering support before and after delivery.
Customization to exact equipment requirements.
Proven performance in cranes, excavators, robotics, wind turbines, and heavy machinery etc.
ZZ Slewing Bearing (Shanghai) Co., Ltd
Leading Slew Drive & Slewing Bearing Manufacturer in China.
ZZ products are applied globally in solar tracking systems, wind power systems, satellite communications, and numerous other globally connected industries.

