• Hydraulic Excavator Swing Motor Assembly Precision And Low Noise
  • Hydraulic Excavator Swing Motor Assembly Precision And Low Noise
  • Hydraulic Excavator Swing Motor Assembly Precision And Low Noise
Hydraulic Excavator Swing Motor Assembly Precision And Low Noise

Hydraulic Excavator Swing Motor Assembly Precision And Low Noise

Product Details:

Place of Origin: QingDao
Brand Name: Crystal
Certification: ISO9001 / EN ISO 12100 / OHSAS 18001 / SGS
Model Number: ZJMS-200

Payment & Shipping Terms:

Minimum Order Quantity: 1 Sets
Price: Reconsideration
Packaging Details: Wood case
Delivery Time: 3-5days
Payment Terms: L/C, T/T
Supply Ability: 1000 Sets/month
Get Best Price Contact Now

Detail Information

Product Name: Excavator Swing Motor Brand Name: Crystal
Application: Excavator Machine Model: ZJMS-200
Warranty: Half One Year Delivery Time: Within 3 Working Days
Package: Wooden Box
High Light:

Precision Excavator Swing Motor


Excavator Swing Motor Low Noise


Hydraulic Swing Motor Assembly

Product Description

Excavator Swing Motor Yuchai13/18 Excavator Hydraulic Rotary Motor Assembly

Product Description 


Shaft end gear parameters
Modulus 4.0
Pressure Angle 20
Number of teeth 12
Large diameter 66.5
Small diameter 47
Addendum coefficient 1
Radial clearance coefficient 0.25
Modification coefficient 0.4
Base tangent length 22(2Tooths)


The motor parameters
Displacement(LPM) 38
Pressure(MPa) 9
Torque(N*m) 230
Rotate speed(ml/r) 140
Relief valve pressure(Mpa) 14-14.5Pressure drainage
The brake torque(N*m) 550-600
Starting pressure(Mpa) 0.98-2.9

Product parameter diagram:

Hydraulic Excavator Swing Motor Assembly Precision And Low Noise 0

Product  advantage and peculiarity

Powerful torque output: Our hydraulic rotary motors have a powerful torque output to provide efficient and stable rotary power. Whether in the process of digging, shifting or placing materials, our products can easily cope with high loads and complex conditions, ensuring that excavators have excellent rotation ability in a variety of environments.
High precision control: Our hydraulic rotary motors are equipped with advanced control systems for high precision rotary control. Through precise electronic control and sensitive valve design, our products enable precise turning action and accurate positioning, providing precise control and fine operation to improve construction efficiency.
Smooth operation and low noise: We pay attention to the smooth and low noise characteristics of our products. Our optimized internal construction and precision manufacturing processes ensure smooth operation of hydraulic rotary motors during operation, reduce vibration and noise, provide operators with a more comfortable working environment, and reduce interference with the surrounding environment.
Durable and reliable design: We are committed to providing durable and reliable hydraulic rotary motors to meet the demands of harsh working environments and long periods of use. We use high-quality materials and advanced manufacturing processes to ensure excellent durability and wear resistance. Through strict quality control and testing verification, our products can maintain stable operation under various harsh conditions, reducing failure and maintenance costs.
Wide selection and customization: We offer a wide selection of hydraulic rotary motors, customized to meet customer needs. Whether it is the type of excavator, the working conditions or the special requirements, we can provide you with the best hydraulic rotary motor solution to ensure that it is the perfect fit for your excavator and meets your specific engineering needs.
When you choose our excavator hydraulic rotary motors, you will receive superior performance, reliable quality and personalized service. We always adhere to technological innovation and excellent quality to meet your high requirements for the rotary capacity of excavators.


Technological advantage

Hydraulic Excavator Swing Motor Assembly Precision And Low Noise 1


Intelligent and automated control: We apply intelligent and automated control to the design and production process of hydraulic rotary motors. Through advanced sensors, electronic controls and algorithms, our products enable automated regulation and intelligent control to meet different working conditions and application requirements. The intelligent control improves the accuracy, response speed and operation convenience of the product.
Integrated solutions and customer customization: We offer comprehensive hydraulic rotary motor solutions, but also the ability to customize the design according to the specific needs of customers. We work with our customers to gain an in-depth understanding of their work scenarios and needs to provide personalized solutions. Whether in mining, agriculture, logistics or other industries, we are able to provide our customers with the best technology and product portfolio.
Choose us as a hydraulic rotary motor manufacturer and you will get innovative driven technology, superior product performance and personalized solutions. We constantly strive for technological leadership and superior quality to meet your high requirements for hydraulic rotary motors.



Hydraulic Excavator Swing Motor Assembly Precision And Low Noise 2


Product application range

Let's explore the wide range of applications of hydraulic slewing devices in many fields, their flexibility and versatility will bring you endless possibilities.

Construction and Engineering: Hydraulic rotary devices have a wide range of applications in the field of construction and engineering. Whether in tower cranes, cranes, concrete pump trucks in tall buildings, or excavators, bulldozers and loaders in civil engineering, hydraulic slewing devices provide equipment with reliable slewing capabilities, helping to achieve precise operation and efficient construction. Whether it is a small construction site or a complex earthwork, hydraulic rotary units provide a flexible and reliable solution.
Agriculture and Horticulture: Hydraulic rotary devices play an important role in agriculture and horticulture. For example, in agricultural machinery such as tractors, harvesters and spray equipment, hydraulic rotary devices provide rotary and swing functions to help farmers complete operations such as planting, harvesting and fertilizing. In horticulture, hydraulic rotary units are used to operate flower seedling machinery, lawn mowers and spraying equipment to help create beautiful gardens and horticultural landscapes.
Ports and Logistics: Hydraulic rotary units play a key role in the port and logistics industry. Whether it is cranes, stackers and handling equipment in port terminals, or forklifts and automated handling systems in logistics warehouses, hydraulic rotary units enable fast and precise rotation actions, improving loading and unloading efficiency and logistics operation efficiency. They are adapted to a wide range of cargo handling needs, from heavy containers to sensitive cargo, providing reliable operational solutions for the logistics industry.
Mines and quarries: Hydraulic rotary devices play an important role in mines and quarries. In equipment such as excavators, loaders and crushers, hydraulic slewing units provide powerful slewing capabilities to help efficient mining and crushing operations. They are able to adapt to harsh working environments and high load requirements, providing stable and reliable operating performance to provide continuous support for mine and quarry production.
Hydraulic and environmental protection: Hydraulic rotary devices also play an important role in the field of hydraulic engineering and environmental protection. For example, in water conservancy and hydropower projects, floodgates, pumps and water turbine generator sets, hydraulic rotary devices are used to control water flow and hydraulic rotation equipment. In environmental protection equipment, hydraulic rotary devices are used in garbage treatment, sewage treatment and waste recycling equipment, providing flexible and reliable operation functions.
Choose our hydraulic rotary units and you will get a versatile solution for a variety of industries and application scenarios. We are committed to providing advanced technology and excellent quality, to provide you with products to meet your needs and excellent service.

More products Show

Hydraulic Excavator Swing Motor Assembly Precision And Low Noise 3

If you have more needs, we can also provide you with customized services, our products are under continuous development to ensure the continuous needs of customers.


Our Services

Dear Customer,


Our service concept is customer-centric, with the goal of meeting customer needs, adhering to the service philosophy of "integrity, professionalism, efficiency, and innovation", and always maintaining communication and exchange with customers to ensure customer satisfaction and trust. Our team is composed of experienced, skilled, and enthusiastic professionals who provide customers with comprehensive service support, including:

1. Customization of products: We can provide customers with customized hydraulic walking device products tailored to their needs and requirements to ensure that the products meet the customer's usage and environmental requirements.

2. Technical support: We have a professional technical team that can provide customers with technical support for product selection, installation and commissioning, maintenance and other aspects to ensure that customers can use our products smoothly.

3. After-sales service: We provide 7x24-hour after-sales service to ensure that customers can get timely solutions to any problems encountered during use.

Our products have been exported to overseas markets and have won unanimous praise from customers. We believe that through our professional technology and high-quality services, we can become your trusted long-term partner.

If you have any needs or questions about our products and services, please feel free to contact us. We will provide you with the best service and support and look forward to working with you!


Contact us


Whatsapp:8619554163292 8615805343909



1, Q: Are you a manufacturer or a trading company? A: We are a manufacturer of quality final drives located in Qingdao National High-Tech Industrial Development Zone with 14 years of production experience .

2. Q: What is your company size ?
A: Ours factory covers an area of 70,000 square meters with 120 employees . Turnover of 2019 is 20 million USD .

3, Q: What certificate do you have? A: ISO9001 / EN ISO 12100 / OHSAS 18001 / SGS

4, Q: How long is your delivery time? A: We keep stock for conventional products . New orders to produce takes about 20 days. Customized products takes about 40 days .

5, Q: What kind of payment terms do you accept? A: T.T. / DP at sight / LC .

6, Q: What is your warranty policy?
A: All our products are warranted for one full year from date of delivery against defects in materials and workmanship.



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