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China Hydraulic Oil Seal Manufacturer, Supplier, Factory

You can rest assured to buy low price and classy Hydraulic Oil Seal made in China from our factory. Micro Precision Machinery is a professional China Hydraulic Oil Seal manufacturer and supplier, we can provide the high quality, advanced, easy-maintainable and durable products. Welcome to buy hot sale and cheap products from our factory, our factory has discount.

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  • CHM Universal Vises

    CHM Universal Vises

    CHM Universal Vises are composed of two parts: a precision tool flat-nose pliers and a turntable base. With the help of a graduated turntable, it can move within a 360° range on the horizontal plane and tilt 45° on the vertical plane. It can be used for precision grinding machines, milling machines etc. for straight, inclined surface or angular surface machine and drilling.
  • Boom Cylinder of Excavator

    Boom Cylinder of Excavator

    The boom cylinder of excavator produced by Qingdao Micro Precision Machinery Co., Ltd. are mainly used for non-standard customized cylinders in excavators, large tonnage forklifts, and special machinery. Qingdao Micro Precision Machinery Co., Ltd. is a professional manufacturer and supplier of hydraulic cylinders. You can rest assured to purchase long-life hydraulic cylinders from our factory. We will provide you with the best after-sales service and timely delivery.
    We can provide you with:
    • Bucket Cylinder
    • Boom Cylinder
    • Bucket Rod Cylinder
    • Bulldozer Hydraulic Cylinder
    • Steering Hydraulic Cylinder
    • Angle Push Oil Cylinder
    • Chassis Telescopic Oil Cylinder
    Customizable according to customer requirements
  • Hydraulic Cylinder for Crane Support Legs

    Hydraulic Cylinder for Crane Support Legs

    Hydraulic Cylinder for Crane Support Legs produced by Qingdao Micro Precision Machinery Co., Ltd. Mainly used in ground cranes, high-altitude operations, and other fields. Serving customers such as CAT (Carter), VOLVO (Volvo), SANY (Sany Heavy Industry), etc.
    Qingdao Micro Precision Machinery Co., Ltd. is a professional hydraulic cylinder manufacturer and supplier. If you are looking for low-price, stable quality hydraulic cylinders, please contact us immediately!
    We can also provide you with:
    • Luffing cylinder
    • Telescopic cylinder
    • Outrigger cylinder
    • Suspension cylinder
    • Outrigger expansion cylinder
    • Counterweight cylinder
    • Steering cylinder
    Can be customized according to customer requirements
  • T22A Hydraulic Cylinder Balance Valve Block

    T22A Hydraulic Cylinder Balance Valve Block

    The T22A hydraulic cylinder balance valve block is processed with high-precision 5-axis CNC equipment, and the valve hole of the hydraulic valve block is processed with customized molding tools to ensure the accuracy of the valve hole and the smoothness of the valve hole, Ra0.8--Ra1.6
  • Injection Molding Machine Reciprocating Hydraulic Cylinder

    Injection Molding Machine Reciprocating Hydraulic Cylinder

    Injection molding machine reciprocating hydraulic cylinder produced by Qingdao Micro Precision Machinery Co., Ltd. It has been recognized by many overseas customers and sold at home and abroad. It has extremely high cost performance. For more than 20 years, it has always adhered to quality and delivery as the foundation for development.
    Qingdao Micro Precision Machinery Co., Ltd. can provide you with:
    • Injection cylinder
    • Ejection hydraulic cylinder
    • Injection hydraulic cylinder
    • Mold opening and closing cylinder
    • Reciprocating cylinder
    • Auxiliary mold opening cylinder
    • Brake cylinder
    Can be customized according to customer requirements
  • Hydraulic Buffer Cylinder Accessories

    Hydraulic Buffer Cylinder Accessories

    Qingdao Micro Precision Machinery Co., Ltd. is a manufacturer specializing in the design and processing of hydraulic cylinders. We independently develop buffer hydraulic cylinders and hydraulic buffer cylinder accessories, which have extremely high stability and can satisfy customers' use under any working conditions.
    Qingdao Micro Precision Machinery Co., Ltd. has focused on hydraulic cylinders and cylinder accessories for more than 20 years. Our products have extremely high stability and their price advantage is also very obvious. Covering most of the European and American markets. Look forward to working with you.
    Accept customers' non-standard customization.
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  • Common Faults and Repair Methods of Hydraulic Cylinders

    1. Oil leakage: Hydraulic cylinder oil leakage is common in sealing interfaces such as the joint between the cylinder sleeve and the cylinder head, and the friction surface between the piston rod and the guide sleeve, which usually points to the aging or damage of the sealing element.

  • Excavator hydraulic cylinder discoloration how to go

    ​The first point is hydraulic oil, the additives in the hydraulic oil will adhere to the cylinder at a specific temperature and pressure

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    As the world's largest machinery exhibition, "Shanghai Buama Construction Machinery Exhibition" demonstrates the vigorous development and innovation potential of the construction machinery field. As the most prestigious international machinery exhibition, buama CHINA 2024 is not only a platform for displaying new technologies and new products, but also an important place for industry exchanges and cooperation.

  • How to Remove Air from a Hydraulic System

    Air in a hydraulic system can lead to decreased performance and even cause failures. Therefore, removing air from a hydraulic system is an essential step to ensure its normal operation. Here are several effective methods to remove air from a hydraulic system:

  • How Is Synchronous Control Of Multiple Hydraulic Cylinders Achieved?

    In modern industrial equipment, hydraulic systems are widely used for a variety of functions such as lifting, propulsion and driving. In these systems, the synchronous operation of multiple hydraulic cylinders is an important part of ensuring the efficient and safe operation of the equipment. The synchronization of hydraulic cylinders can not only improve work efficiency, but also avoid equipment damage caused by inconsistent movement.

  • Why does the hydraulic cylinder still leak oil after replacing the seal?

    As a key actuator in the hydraulic system, the stability of the hydraulic cylinder directly affects the operating efficiency of the mechanical equipment. However, after long-term use, oil leakage in the hydraulic cylinder is a common problem, which is usually solved by replacing the seal ring. But sometimes, even if a new seal ring is replaced, the oil leakage problem cannot be completely eliminated. The following will analyze the possible causes and propose corresponding solutions.

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