WHY CHOOSE EDD MACHINERY? We have thirty years of industry experience and state-of-the-art infrastructure, quality of products meet the relevant national standards, a metal engineering industry is committed to casting, processing, marketing, and service in one enterprise.


    Manufacturing and exporting experience for over 30 years.
    We are casting and machining together, customer can get more powerful guarantee.it contains raw material and sizes.
    In-house mold design and building capabilities


    Our CNC machining are in high quality
      1)No composition brass mix.
      2)All the material made of ingot
      3)All the blank are tested the chemical analysis before production
    Our copper fittings can be BS,JIS,DIN,ASTM,SAE approved.
    Keep secret to your idea and your design.

  • customization

    Professional design team, mold maker engineer. OEM/ODM service.
    Professional QC and R&D teams to assure high quality
    Fast delivery. For prototype: 7-10 days, Production orders can be arranged specially to meet customer’s urgent demands
    Geographical advantages: within 2 hours to airport or sea port.

Exhibition & NEWSOur latest information







  • Maintenance method of cast copper parts

    Many structural parts and main parts of cast copper parts are used for casting of blanks, and the quality and precision of copper are closely related to the quality of copper castings. Machine quality, service life, accuracy and durability have important influences. Maintenance method of cast copper...

  • Main purpose and working principle of copper worm gear

    The material selection of the worm gear can not only concern the wear resistance, but also whether the material has good lubricity. Because the worm gear worm pair has relative sliding during the transmission, the sliding friction determines the efficiency of the reducer, which is one of the indicat...

  • Large copper sleeve application field

    Large copper sleeves have a wide range of functions. Copper is used for plain bearings. Bearings have more stored values ​​than normal and can withstand greater loads. Copper sleeves, also known as copper bearings, require lubrication bearings. It is made of a variety of copper alloys used to lubric...


Famous as

China copper fittings manufacturers and CNC machining suppliers

,we provide all types of copper fittings, bushes, copper nuts, copper slide blocks, gears, worms, copper shaftings, copper valves, copper impellers, washers, pneumatic fittings and so on. These products are widely used in air conditioner, engineering machinery, coal machinery, textile machinery, mechanical transmission parts, shipbuilding, metallurgy, mining and air operated,the hot-water heat,the coal gas, the air compressor,the refrigeration,the chemical industy,spinning and weaving, plumbing engineering project and so on, We can according to user requirement to make CNC machining .