Blisks (Bladed Disks)

Sample Part Application

• 6" (152 mm) diameter aluminum
• 0.75" (19 mm) thick
• 24 blades
• 168" (4267 mm) tool path (outside cut, 3 airfoil cuts, inside cut, 6 holes)

Actual Part Application

• 48" (1219 mm) diameter titanium
• 10" (254 mm) thick
• 24 blades
• 1000" (25400 mm) tool path

Part Process

• Remove 70% of blank material
• Virtual simulation verification
• Five-axis CAM programming
• Statistical process control

Sample Part Cycle Time

• Less than 2 hours

Actual Part Cycle Time

• Less than 50 hours

Machine Features & Benefits

• Huffman WJ-155 and WJ-156 Series Waterjet Systems
• Eliminate waffle forgings
• Reduce cost of forgings
• Eliminate scrap due to timing of blades to the forging
• High volumetric material removal
• Low tool consumption
• Reduced scrap
• Cut in axial or radial direction
• No heat-affected zones
• Better use of expensive milling machines for finishing work
• Up to 6 axes, including rotary wrist, provide contouring capability to cut between airfoils