Investment Casting Foundry | Sand Casting

Stainless Steel Castings, Grey Iron Castings, Ductile Iron Castings
  • China metal casting foundries
  • investment casting company in China
  • Sand Casting Manufacturer in China
  • Lost Wax Casting Foundry
  • Casting RMC

about us


Rinborn Machinery Co., RMC Foundry, with its official company name Qingdao Rinborn Machinery Co., Ltd, was founded in 1999 by our founding team based in Qingdao, Shangdong, China. We have now grown to become one of the finest metal casting and precision machining companies specializing in lost wax investment casting, sand casting, shell mold casting, lost foam casting, vacuum casting and CNC machining.


With fully organized facilities and rich experience in engineering, manufacturing and quality control, we utilize the new advanced technologies which help us produce complex, high precision, near-net or net shape castings of a diverse range of ferrous metals and non-ferrous metals.

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  • Ferritic Stainless Steel Casting
    Ferritic Stainless Steel Casting
    Ferritic stainless steel refers to stainless steel with body-centered cubic ferrite as the matrix structure at high temperature and normal temperature. Ferritic stainless ...
  • Magnetic Particle Inspection of Casting Internal Defects
    Magnetic Particle Inspection of Casting I...
    Magnetic particle inspection is a detection method that uses the properties of ferromagnetic materials (such as steel, iron, cobalt, nickel, etc.) to be magnetized. When t...
  • Radiographic Inspection of Castings
    Radiographic Inspection of Castings
    Radiographic Inspection of Castings   1. The basic principle of radiography In the process of penetrating the casting, X-ray or γ-ray interacts with the material, and...
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