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Specification | Unit | DDK-30/1 | DDK-30/2 | |
Number of the spindle | - | 1 | 2 | |
Drill dia. range | mm | 3-30 | 3-30 | |
Max. drill depth | mm | 500/1000 | 500/1000 | |
Max. length of the workpiece | mm | 2000 | 2000 | |
Headstock speed regulating range | r/min | 380 | 380 | |
Drill box spindle speed range (stepless) | r/min | 800-7000 | 800-7000 | |
Feed speed range (stepless) | mm/min | 5-500 | 5-500 | |
Feed rapid speed | m/min | 3 | 3 | |
Feed motor torque | Nm | 7 | 7 | |
Headstock motor power | kw | 4 | 4 | |
Drill bar box feeding motor power (stepless) | kw | 4 | 4 | |
Work pressure of cooling system (adjustable) | Mpa | 1-10 | 1-10 | |
Cooling system flow (adjustable) | L/min | 6-100 | 6-100 | |
Drilling diameter-length ratio | - | 1:100 | 1:100 | |
Machine total power | kw | 20 | 20 | |
Coolant filtering precision | µm | 20 | 20 | |
CNC system | - | SIEMENS |