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At Donghua, we have integrated a range of world-class CNC machining centers, casting equipment, and inspection equipment to optimize our manufacturing processes and ensure premium product quality. We continuously invest in cutting-edge facilities to enhance our operational efficiency and deliver the best results to our clients.

 

Our primary equipment includes:

Casting Equipment

  • Automatic Wax Molding Machine (Qty 11)

  • Resin Sand Molding Machine ( Qty 21)

  • Automatic Sodium Silicate Shell-making Line (Qty 1)

  • Automatic Silica Sol-gel Shell-making line (Qty 1)

  • 0.5 Ton Medium Frequency Furnaces (Qty 6)

  • 1 Ton Medium Frequency Furnaces (Qty 4)

  • Inclined Melting Furnace (for aluminum casting) (Qty 1)

  • Low Pressure Die Casting Machines (Qty 2)

  • Shell Removal Equipment (Qty 2)

  • Sawing Machines (Qty 15)

  • Shot-blasting Machine (Qty 19)

  • Heat Treatment Equipment (Qty 9)

  • Hydraulic Press (Qty 13)

  • Vacuum Infiltration Equipment (Qty 1)

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Inspection Equipment

  • CMM​ (Qty 1)

    • Accuracy: +/- 0.0001 mm​

  • Spectrometer ( Qty 2)

    • 18 elements: C, Si, Mn, P, S, Cr, Ni, Mo, V, Ti, B, N, Al, Re, Mg, Pb, Cu, W​

  • X-Ray Flaw Detector (Qty 1)

    • Depth: 60mm; Accuray: 0.1mm​

  • Magnetic Particle Inspection Equipment (Qty 3)

  • Universal Testing Machine (Qty 1)

  • Contour Measurement Contracer (Qty 1)

  • Leak detection equipment (Qty 1)

  • Salt Spray Testing Machine (Qty 1)

  • Hardness Tester (Qty 4)

  • Impact Testing Machine (Qty 1)

  • Optical Microscope (Qty 1)

  • Paint Thickness Detector (Qty 1)

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Machining Equipment

  • Vertical Machining Center​ (Qty 31)

    • ​ Accuracy +/- 0.005 mm

  • Horizontal Machining Center ( Qty 12)

    • Accuracy +/- 0.005 mm​

  • Cylindrical Grinding Machine (Qty 1)

    • Flatness: +/- 0.001 mm, Roughness: Ra +/- 0.0005 mm​

  • Surface Grinding Machine (Qty 1)

    • Flatness: +/- 0.001 mm, Roughness: Ra +/- 0.0005 mm​

  • Wire EDM (Qty 2)

    • Accuracy: +/- 0.005 mm​​​​

  • CNC Engraving Machine (Qty 2)

    • Size: 6 m x 6 m x 2 m, Accuracy: +/- 0.01 mm​

  • CNC Turning Center (Qty 16)

    • Accuracy: +/- 0.01 mm​

  • Drilling Center (Qty 11)

    • Hole Diameter Accuracy: +/- 0.01 mm​

  • Electrical Discharge Machine (Qty 2)

    • Accuracy: +/- 0.001 mm​​

  • Horizontal Internal Broaching Machine (Qty 1)

    • Accuracy: +/- 0.01 mm​​​

  • Milling Center (Qty 50)

    • Accuracy: +/- 0.01 mm​​​​

  • Lathes (Qty 55)

    • Accuracy: +/- 0.01 mm​​​​

  • Radial Drilling Machine (Qty 35)

    • Accuracy: +/- 0.01 mm​​​​

  • OTC Welding Robots (Qty 3)

    • Accuracy: +/- 0.1 mm​​​​

  • ABB Polishing Robots (Qty 8)

    • Roughness (Ra): +/- 0.002 mm​​​​

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