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The Drennan advantage

Investment Casting 1

Customer Country:   Size & Annual Qty:
USA   3.25kg, 10”x 3”x 8.56”, 3000pcs
Industry:   Material:
Construction equipment   25Mn steel
Application:
Replace a fabricated part with a precision cast part, incorporating improved design features.
Process:
Given the curved design the main problem lay with removing the core from the mould. After initial success with a soluble core, which proved too time-consuming a process, we settled for a multi-part core.
Testing:   Final Part:
Material composition and mechanical properties, dimensional tests, go-no-go gauge test.   Investment Casting 
Machining:  
Threading  
Surface finish:  
Shot-blast & Parkerizing  
Packing:  
Standard packing in plywood boxes  
Process:
  Fabricated Part   Lost Wax moulds     Lost Wax moulds
Fabricated Part   Mould    Wax Mould 

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