Square Shoulder Mill Case Histories & Performance Reports
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SLOT MILLING improved 477%
Dapra Square Shoulder saved $730 on 10 parts
Material: Forging Die Steel • Hardness: 42 Rc
| Competitor | DAPRA | |
|---|---|---|
| Cutting Tool | 1" Square Shoulder | 1" Square Shoulder |
| Speed | 1150 RPM | 2300 RPM |
| Feed | 12 IPM (300mm) | 55 IPM (1400mm) |
| Depth of Cut | .075" (1.9mm) | .100" (2.5mm) |
| Width of Cut | 1.0" (25mm) | 1.0" (25mm) |
| Cycle Time | 13 min./part | 2.2 min./part |
| Tool Life | 30 min. | 40 min. |
| Insert Cost | $9.50 | $6.40 |
PROFILE MILLING improved 182%
Dapra Square Shoulder saved $1,400 on 100 parts
Material: 1018 Low-Carbon Steel • 1018 / 1.1141 / S15
| Competitor | DAPRA | |
|---|---|---|
| Cutting Tool | 3/4" Square Shoulder | 3/4" Square Shoulder |
| Speed | 4000 RPM | 6200 RPM |
| Feed | 29 IPM (740mm) | 75 IPM (1900mm) |
| Depth of Cut | .05" (1.3mm) | .05" (1.3mm) |
| Width of Cut | .100-.375" (2.5-9.5mm) | .100-.375" (2.5-9.5mm) |
| Cycle Time | 14 min./part | 5.3 min./part |
| Tool Life | 45 min. | 60 min. |
| Insert Cost | $8.50 | $5.60 |
POCKET MILLING improved 355%
Dapra Square Shoulder saved $2,560 on 250 parts
Material: 6061 Aluminum • EN AW-6061
| Competitor | DAPRA | |
|---|---|---|
| Cutting Tool | 1" Square Shoulder | 1" Square Shoulder |
| Speed | 4000 RPM | 10,000 RPM |
| Feed | 100 IPM (2500mm) | 400 IPM (10,000mm) |
| Depth of Cut | .100" (2.5mm) | .100" (2.5mm) |
| Width of Cut | .50" (12.7mm) | .50" (12.7mm) |
| Cycle Time | 10 min./part | 2.5 min./part |
| Tool Life | 120 min. | 240 min. |
| Insert Cost | $11.00 | $9.60 |
HARD FACE MILLING improved 2285%
Dapra Square Shoulder saved $1,700 per part
Material: D2 • Hardness: 62 Rc • D2 / 1.2379 / SKD11
| Competitor | DAPRA | |
|---|---|---|
| Cutting Tool | 1/2" Carbide Ball | 1" Square Shoulder |
| Speed | 2000 RPM | 1150 RPM |
| Feed | 20 IPM (500mm) | 12 IPM (300mm) |
| Depth of Cut | .005" (.13mm) | .010" (.25mm) |
| Width of Cut | .020" (.5mm) | .375" (9.5mm) |
| Cycle Time | 9 hours | 48 min. |
| Tool Life | 60 min. | 20 min. |
| Insert Cost | $65.00 | $6.40 |
PERIMETER MILLING improved 292%
Dapra Helical Rougher saved $14,300 on 5000 parts
Material: Cast Iron – 65-45-12
| Competitor | DAPRA | |
|---|---|---|
| Cutting Tool | 1-1/4" Helical Rougher | HREM1250 Helical Rougher |
| Speed | 1980 RPM | 2300 RPM |
| Feed | 26 IPM (660mm) | 28 IPM (710mm) |
| Depth of Cut | .450" (11.5mm) | 1.125" (28.5mm) |
| Width of Cut | .300" (7.6mm) | .300" (7.6mm) |
| Cycle Time | 65 hours / 5000 parts | 21 hours / 5000 parts |
| Tool Life | 76 min. | 238 min. |
| Insert Cost | $11.27 | $6.23 |
Dapra 90° Square Shoulder products are made in the USA.