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FEATURED PRODUCTS

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What We Do

Production Services


1. Investment casting

2. Precision machining

3. Products assembly

Technical Support


1. Product design

2. Product measurement

3. Product manufacturing

Quality Assurance

       1. Raw material inspection

       2. Production system（FIFO）

       3. Three-coordinate equipment

       4. Spectrum analysis for material composition

       5. Periodic calibration for inspection tools

       6. PDCA methods

       7. NCR flow

       8. 8D report

About Us

Since 2009, VGR has been engaged in machining and investment casting.

VGR is our head office,QDOS and EXCELLENT are our workshops:machining workshop and investment casting workshop.

VGR has more than 12 years specialized at investment casting and machining, we accumulate much more experience for OEM &ODM products. By this, we can do better and win-win for long term in servising. The output is 600 tons per year .

VGR provide premier services for global medium-to-high end clients for more than ten years. Including UK, Italy, German, Holland, Australia, Japan, USA, Panama and middle-east countries.


Certificates

WORKSHOPS

Development design

Development design

Development design

Development design

Casting factory

Wax mold workshop

Wax model

Shell making workshop

Medium frequency furnace

Sand-blasting

Horizontal machining center

Vertical Machining Center

Lathe

Cnc lathing machines

Spectrometer

Coordinate measuring machine

Digital profile projector

Sample room

THE LATEST NEWS

  • 2021-10-21

    Convenience brought by CNC machining center
    CNC machining centers are currently more popular machining equipment. Using CNC machining centers to process workpieces can reduce the dependence on machining personnel, but operators must understand and operate computer programming, and use CNC machining programs to process workpieces. So what are the advantages of CNC machining centers?

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  • 2021-10-21

    Quality makes future, credibility builds prosperity
    Qingdao OS Machinery Co., Ltd. was established in 2014, engaged in the production and processing of OEM/ODM mechanical parts. The main products are gear boxes, bearing boxes, shafts, and more than 90% of the products are exported to Europe, the United States and other countries and regions.

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  • 2021-10-21

    Advantages of investment casting
    The so-called investment casting process is simply to use fusible materials to make a fusible model, and apply several layers of special refractory coatings on it. After drying and hardening to form an integral shell, steam or heat is used. The water melts the model from the shell, then puts the shell in the sand box, and fills the mold with dry sand around it. Finally, puts the mold into the roasting furnace and roasts at high temperature. After the mold or mold shell is fired, molten metal is poured into it to obtain a casting.

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