Product Knowledge & Info

  1. Demolition steps and installation instructions of hydraulic motor

    A&S Hydraulic Co., Ltd. The clearance of each pair of motors manufactured by Ltd has been matched well.
    Read more »
  2. Knowledge and Skills of Rexroth Gear Pump Maintenance

    With the increase of service time, there will be insufficient pump oil, even no pump oil and other faults in Rexroth gear pump. The main reason is that the wear of the relevant parts is too large. The wear parts of Rexroth gear pump mainly include the driving shaft and bushing, the center hole and pin of passive gear, the inner cavity and gear of pump housing, the end face of gear and pump cover, etc. When the main technical indicators of the lubricating oil pump fail to meet the requirements after wear, it should be disassembled and decomposed to find out the wear parts and extent, and take appropriate measures to repair them.

     Rexroth Gear Pump Maintenance

    I. Repair of worn axle and bushing

    After the wear of the driving shaft and bushing of Rexroth gear pump, the matching clearance will increase, which will certainly affect the oil quantity of

    Read more »
  3. Reasons for Oil Leakage of Pump Gear Pump and Its Maintenance Method

    Gear pump oil leakage in the whole hydraulic industry is a relatively common phenomenon, but in summary, nothing more than two points, the first is the internal pump oil leakage, the second is the pump cover or gear pump pump body oil leakage.
    Read more »
  4. Troubleshooting Method of Plunger Pump Fault Diagnosis in Hydraulic Pump Maintenance

    Hydraulic pump is not only the power component of hydraulic system, but also the heart part of hydraulic system. Once the pump fails, the system can not work properly.
    Read more »
  5. Electrohydraulic servo valve

    An electrohydraulic servo valve (EHSV) is an electrically operated valve that controls how hydraulic fluid is sent to an actuator. Servo valves are often used to control powerful hydraulic cylinders with a very small
    Read more »
  6. Directional control valve

    Directional control valves are one of the most fundamental parts in hydraulic machinery as well as pneumatic machinery. They allow fluid flow into different paths from one or more sources.
    Read more »
  7. A look ahead from Eaton Hydraulics’ Director of Technology Development

    We recently spoke with Steve Zumbusch, Director of Technology Development for Eaton’s Hydraulics business about current and upcoming trends that he sees in the fluid power motion control market.
    Read more »
  8. Perfect Sealing Now Done with the Hydraulic Seal

    Anyplace where there is an exchange of hydraulic energy to direct movement, hydraulic seals are there to contain the oil or hydraulic fluid, guarantee that weight is contained with in a piston without going by the piston head and to keep soil and nature for the most part far from the hydraulic activity.
    Read more »
  9. A&S Hydraulic Co., Ltd Becomes the Top Most Supplier Of Hydraulic Crane Trucks

    Highly functional crane trucks are required by companies, irrespective of their industrial backgrounds. However, finding out a reliable supplier of hydraulic crane truck would have been a difficult task, if A&S Hydraulic Co., Ltd were not there in the market.
    Read more »
  10. Buy Cheap Radial Hydraulic Pumps from A&S Hydraulic

    A&S Hydraulic are one of the leading companies that have vast experience in re-manufacturing John Deere radial hydraulic pumps.
    Read more »