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







  • Points of attention for copper castings during processing

    With the maturity and advancement of technology, some special processing and processes have been developed for copper castings, including high-precision copper strips, ultra-thin electrolytic copper foil inner particle reinforced oxides, metals, laser surface strengthening, semi-solid forming. , sha...

  • How to eliminate colored spots on the surface of cast copper parts

    Cast copper pieces with colored spots Other names: oil spots, black spots. Features: Spots on the surface of the cast copper that differ from the base metal are typically formed from the coating carbide. Causes 1. The paint is not pure or used too much. 2. The coating contains too much graphite. Exc...

  • Copper sleeve manufacturers custom-made graphite sleeve

    Copper sleeves, also known as copper bushings, are divided into a variety of types, including machine copper rolls, copper bearings, and so on. Used in all kinds of light industrial, large and heavy machinery, it is an important component of machinery. The product has the traditional function of tin...


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 .