EWA14 Series Slewing Drive
Slewing drives work well in applications requiring high torque at low speeds due to their zero-backlash and smooth component operation. They offer superior precision in positioning accuracy and rotational movement. These mechanical devices are ideal for cranes, satellites, radar trackers, oil tool equipment, and various fields that rely on similar functions. They are made of phosphor bronze and steel or materials with associated wear and deformation properties. Rotary drives have housings that protect them from environmental elements, including dirt, dust, and water.
Slewing drives are gearboxes capable of handling radial and axial loads and delivering high rotational torque. These mechanisms produce rotational motion along a single axis or multiple combined axes. Finished gearboxes are assembled from seals, bearings, housings, gearing, motors, and other manufactured components.
Slewing drives work well in applications requiring high torque at low speeds due to their zero-backlash and smooth component operation. They offer superior precision in positioning accuracy and rotational movement. These mechanical devices are ideal for cranes, satellites, radar trackers, oil tool equipment, and various fields that rely on similar functions. They are made of phosphor bronze and steel or materials with associated wear and deformation properties. Rotary drives have housings that protect them from environmental elements, including dirt, dust, and water.
Performance Parameters
| Front View | Top View |
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| Output torque | Tilting moment torque | Holding torque | Axial load | Radial load | Ratio | Backlash | Peso |
| 输出转矩 | 倾覆力矩 | 保持力矩 | 轴向承载力 | 径向承载力 | 速比 | 精度 | 重量 |
| 10.8 kN.m | 71.2 kN.m | 49.5 kN.m | 960 KN | 360 KN | 86:1 | <= 0.13 ° | 75Kg |
| 7070 Lbf.ft | 52500 Lbf.ft | 36500 Lbf.ft | 215800 Lbf | 80900 Lbf |
The Advantages of Slew Drive over Conventional Methods:
- These are sealed and compact drives
- Incorporate maximum load rating with a compact design
- Depending on the design, come in single or double-row ball
- Worm gear used is hardened and ground for maximum efficiency and long life
- Various ratios available
- Minimal maintenance cost
- Easy assembly
- Self-locking arrangement available
Applications of Slew Drive:
- Solar Trackers
- Wind Turbines
- Man Lifts
- Hydraulic Machinery
- Telescopic Handlers
- Digger Derricks
- Lifts
- Cranes
- Drilling equipment
- Military Equipment
- Turn tables
- Truck mounted cranes

Custom Slewing Drives
We can provide custom solutions for specific applications as a globalslew drive和杀aring manufacturer. We have a long and proud engineering history starting in 1925 and have worked at the cutting edge of slew drive technology ever since.
Benefits of our slew drive technology
— Long-life performance.
— Smooth rotation.
— Slew bearing protection.
Why Choose Us As Your Slew Drive Manufacturers?
— We provide custom slewing drive solutions.
— We can provide on-site slew drive gearbox installation.
— All of our slew drive gearboxes come with dedicated engineering support.

FAQ
1. Where is your slew drive manufactured?
A: Our slew drives are all manufactured in China. We can design and produce slew drives, and the quality can also be guaranteed. At the same time, our slew drives price is more favorable.
2. I don't know which slew drive to use. Can you choose for me?
A: You can get our product catalog in the download or contact us. We will send the product catalog to you by email or other ways.
4. Can you customize products?
A: Yes, we can. Our engineers have an emotional experience in slew drive design. On the customized slew drives page, you can see some unique customized products designed by our engineers. These design solutions meet the particular needs of many customers. Our engineers can also work with you to design a new slew drive.
5: Can you provide accessories?
A: Yes, we can provide matching spare parts such as motors, hydraulic motors, and encoders compatible with slew drives.
6. Can you provide a 3D model?
A: Our slew drives warranty time is 12 months. When you install, use and store the slew drives, please refer to the slew drives instruction manual.
A: Yes. Our slew drives housing is available in many colors. If you have special requirements, please tell our sales engineers, we are happy to provide services for you.
Información adicional
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Producto Detalle rápido:
- Disponible en versión estándar y no estándar
- Con alta calidad y precio competitivo
- Entrega rápida
- Embalaje según la demanda del cliente.
¡Prometemos ofrecer el mejor precio por la alta calidad en china! También aceptamos pedidos especiales sobre los productos. Si usted está interesado en nuestros productos. Por favor, no dude en hacernos saber.estamos encantados de darle la información detallada.prometemos que nuestros productos serían la seguridad y estaban en alta calidad y precio razonable. Si usted está interesado en nuestros productos, póngase en contacto con nosotros asap.we están buscando sinceramente su cooperación.
La mayoría de nuestros productos se exportan a Europa o América. Disponemos de productos estándar y no estándar. Podemos producir según su dibujo o muestra. El material puede ser estándar o según su petición especial. Si nos elige a nosotros, elige fiabilidad.

Materiales disponibles
1. Acero inoxidable: SS201, SS303, SS304, SS316, SS416, SS420
2. Steel:C45(K1045), C46(K1046),C20
3. Latón:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronce: C51000, C52100, C54400, etc.
5. Hierro: 1213, 12L14,1215
6. Aluminio: Al6061, Al6063
7.OEM según su petición
Tratamiento de superficies
Recocido, canonización natural, tratamiento térmico, pulido, niquelado, cromado, zincado, pasivado amarillo, pasivado dorado, satinado, pintado en negro, etc.
Método de tratamiento
Mecanizado CNC, punzonado, torneado, fresado, taladrado, rectificado, brochado, soldadura y montaje
Control de calidad y certificado
Autocomprobación de los técnicos en la producción, comprobación final antes del embalaje por un inspector de calidad profesional.
ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009
Paquete y plazo de entrega
Tamaño Dibujos
Caja/contenedor de madera y palé, o según especificaciones personalizadas.
15-25días muestras. 30-45days pedido offcial
Puerto: puerto de Shanghai/Ningbo












