COMPONENT: Combustor Inner Case
APPLICATION: Next Generation Wide Body Commercial Aircraft
MATERIAL: Nickel Alloy
DIMENSIONS: ø24” x 7”L
KEY MANUFACTURING PROCESS:

• Precision machining
• Complex fabrication
• Sheet metal forming
• Precision TIG welding
• Heat treatment
• Vacuum furnace brazing
• Honeycomb brazing
• Precision mechanical assembly
• Precision cleaning and etching
• NDT processes
  • FPI
  • X-Ray
• Inspection
  • CMM
  • Flow Testing

FEATURES:

• 1600+ close tolerance features
• Complex 5-axis precision machining
• Forged details, welded and machined upon assembly
• Complex investment casting airfoils brazed into assembly

NOTES: 

• High level of DFM (Design For Manufacturing) activity to reduce cost
• Developed manufacturing process concurrently during design development, producing the first part to target date.
• Managed 60 + drawing revisions, 20 + part number changes during production.