Case Study #6 UBURR
Industry: Medical
Objective: Deburr the rear section of machined drills for a medical component.
Application details:
- Material: 17-4 PH, Wr N.1.4542
- Pilot Hole: Ø2.73 /.1075”
- Pilot Holes Length: H1=12mm / .472”
- Machine: Star SR-20 JII TYPE B
- Production Volume: 3000 parts/month
Tool-holder:
- UB2500; UBS-d025-C08-H29-L65
Blade:
- UB2022; UB-TSB-2.5-PL-NCT
Machining Parameters:
|
Ød Pilot Hole |
S Spindle Speed |
F Table Feed |
vc Cutting Speed |
fz Feed per tooth |
Coolant |
||||
|
mm |
Inch |
RPM |
mm/min |
inch/min. |
m/min. |
sfm |
mm |
inch |
|
|
2.72 |
0.1075 |
4500 |
100 |
2 |
40 |
1.575 |
0.025 |
0.009 |
Oil |
Results: The burrs were effectively eliminated, leaving 0.17×45° chamfers.
Key Points:
Manual vs. Automatic
– Manual operation: 1 minute
– UBURR automatic operation: 5 seconds
– ~92% cycle time reduction
Customer Savings (per month)
– 46 hours saved = $1,500 labor cost reduction
– $1,750 tooling cost reduction
– Total monthly savings: $3,250
UBURR Investment (per month)
– Tool cost: $79
ROI Impact
– ROI = ~40,000% per month
– Investment pays back 400× within the first month
Spend $79 – Save $3,250 every month with UBURR.
