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Opening Drill
Wheel Loader Frames: Opening Drill® 
Code:
6514
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The Challenge

The customer is drilling wheel loader frames made from A36 structural steel using a MAG Giddings & Lewis horizontal boring mill operating at 125 HP with 400 PSI (27.579 bar) through-tool coolant.

The customer needed a better way to complete this application. They asked for a solution to decrease cycle time and increase tool life.

The Opening Drill® completed the process with only one tool versus the two tools previously needed. The solution also eliminated lost time due to multiple tool changes, saving the customer both time and money.

 

Product: Opening Drill
Objective: (1) Decrease cycle time
(2) Increase tool life
Industry: Heavy Equipment
Part: Wheel loader frames
Material: A36 structural steel
Hole Ø: 4.17" (105.918mm)
Hole Depth: 4.33" (109.982mm)

 
The Solution
 
Measure Competitor Bores Opening Drill
RPM 458 732
Feed Rate 0.006 IPR (0.152 mm/rev) 0.005 IPR (0.127 mm/rev)
Penetration Rate 2.75 IPM (69.850 mm/min) 3.66 IPM (92.964 mm/min)
Cycle Time 3 min 8 sec 1 min 11 sec
Tool Life 4 parts 9 parts

 
The Advantages
The Opening Drill provided:
  • 125% tool life increase
  • Decreased cycle time