POWER Jet Case Studies
| OPERATING DATA | Face Ball-nose Milling | |
|---|---|---|
| Test Data | Machine Spindle | Jet Spindle |
| Spindle Speed (rpm) | 3,000 | 22,000 |
| Cutting Speed (Vc in m/min) | 9.18 | 88.00 |
| Depth of Cut (mm) | 0.18 | 0.36 |
| Width of Cut (mm) | 0.975 | 1.281 |
| Table Feed (Vf in mm/min) | 1,013 | 7,665 |
| Machining Time (min) per part | 30 | 2 |
| Tool life – high, average, low | Low – 1 part per tool | High – 25 parts per tool |
| Surface Finish – high, average, low | Average | High |
| Metal Removal Rate (cm3/min) | 0.2753 | 4.154 |
| Cycle Time Improvement (in %) | 93.4% | |
| CONDITIONS | ||
|---|---|---|
| Coolant Pressure | 20 bar | |
| Holder Type | ER11 | |
| Material & Hardness | A36, INO 316, 4140 | |
| Cutting Tool | EB-A2 015-012/06C4H45 702 | |
| Diameter (mm) | 1.5 | |
| No. of Teeth | 2 | |
| OPERATING DATA | DESCRIPTION OF OPERATION ONE | DESCRIPTION OF OPERATION TWO | ||
|---|---|---|---|---|
| Test Data | Machine Spindle | HPC Jet Spindle | Machine Spindle | GJet Spindle |
| Spindle Speed (rpm) | 12,000 | 45,000 | 12,000 | 44,500 |
| Cutting Speed (Vc in m/min) | 57 | 212 | 38 | 140 |
| Depth of Cut (mm) | 0.2 | 0,15 | ||
| Total D.O.C. – Hole [mm] | 6.0 | 6.0 | ||
| Table Feed (Vf in mm/min) | 1,200 | 2,200 | 800 | 2,200 |
| Machining Time (min) per part | 18,225 | 6,075 | 2,025 | 675 |
| Tool life – high, average, low | Low | High | Low | High |
| Surface Finish – high, average, low | Same | Same | ||
| Cycle Time Improvement (in %) | 67% | 67% | ||
| CONDITIONS | ||
|---|---|---|
| Coolant Pressure & Flow rate | 80 bar & 31 l/min | |
| Holder Type | HSK 100 | |
| Material & Hardness | Brass & 160HB | |
| Cutting Tool | DHF UNE 150801 | |
| Diameter (mm) | 1.0 and 1.5 | |
| No. of Teeth | 2 | |
| OPERATING DATA | Finishing – Op 5-3 | Finishing – Op 5-4 | Part Cutting – Op 6-2 | Part Cutting – Op 6-3 | Part Cutting – Op 6-4 |
|---|---|---|---|---|---|
| Test Data | Jet Spindle | Jet Spindle | Jet Spindle | Jet Spindle | Jet Spindle |
| Spindle Speed (rpm) | 29,000 | 29,000 | 29,000 | 29,000 | 33,000 |
| Cutting Speed (Vc in m/min) | 273.00 | 273.00 | 273.00 | 273.00 | 207.00 |
| Depth of Cut (mm) | 1.0 | 1.0 | 0.5 | 1 | 0.15 |
| Width of Cut (mm) | 0.15 | 0.15 | 3.0 | 0.1 | 0.15 |
| fz (mm/t) | 0.08 | 0.08 | 0.02 | 0.04 | 0.075 |
| Table Feed (Vf in mm/min) | 9,280 | 9,280 | 2,320 | 4,640 | 9,900 |
| CONDITIONS | ||
|---|---|---|
| Coolant Pressure | 40 bar | |
| Holder Type | BT40 | |
| Material & Hardness | TiAl6V4 | |
| Cutting Tool | EC-H4L 02-04, EC-E4L 03-8 and EC-H4L 03-06 |
|
| Diameter (mm) | 2 – 3 | |
| No. of Teeth | 4 | |
| OPERATING DATA | Hole Milling – Op 4-1 | Hole Milling – Op 4-2 | Hole Milling – Op 4-3 | Thread Milling – Op 4-4 |
|---|---|---|---|---|
| Test Data | Jet Spindle | Jet Spindle | Jet Spindle | Jet Spindle |
| Spindle Speed (rpm) | 29,000 | 29,000 | 29,000 | 29.000 |
| Cutting Speed (Vc in m/min) | 273.00 | 273.00 | 273.00 | 291.00 |
| Depth of Cut (mm) | 0.2 | 0.1 | 0.1 | 6.0 |
| Width of Cut (mm) | 3.0 | 0.1 | 0.1 | 1.0 |
| fz (mm/t) | 0.02 | 0.05 | 0.05 | 0.02 |
| Table Feed (Vf in mm/min) | 1,160 | 5,200 | 5,200 | 1,740 |
| CONDITIONS | ||
|---|---|---|
| Coolant Pressure | 40 bar | |
| Holder Type | BT40 | |
| Material & Hardness | TiAl6V4 | |
| Cutting Tool | EC-A2 030-040 (Hole Milling) and MTECI 06532C9A60 (Thread Milling) |
|
| Diameter (mm) | 3.0 and 3.2 | |
| No. of Teeth | 2 and 3 | |
| OPERATING DATA | Top side – Op 1-3 | Top side – Op 1-4 | Top side – Op 1-5 | Bottom side – Op 2-4 |
|---|---|---|---|---|
| Test Data | Jet Spindle | Jet Spindle | Jet Spindle | Jet Spindle |
| Spindle Speed (rpm) | 29,000 | 29,000 | 33,000 | 33,000 |
| Cutting Speed (Vc in m/min) | 273.00 | 273.00 | 207.00 | 207.00 |
| Depth of Cut (mm) | 1.0 | 1.0 | 0.5 | 0.5 |
| Width of Cut (mm) | 0.15 | 0.15 | 0.12 | 0.15 |
| fz (mm/t) | 0.08 | 0.08 | 0.075 | 0.075 |
| Table Feed (Vf in mm/min) | 9,280 | 9,280 | 9,900 | 9,900 |
| CONDITIONS | ||
|---|---|---|
| Coolant Pressure | 40 bar | |
| Holder Type | BT40 | |
| Material & Hardness | TiAl6V4 | |
| Cutting Tool | EC-E4L and EC-H4L | |
| Diameter (mm) | 2.0-3.0 | |
| No. of Teeth | 4 | |












































Overview of Case Studies




























