Compare side-by-side engineering specifications, spindle torque, RPM, axis travels, tool capacity, CNC controllers, and digital telemetry standards for FANUC Robodrill A D21LIB5 vs Brother Speedio S700Xd1.
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Specification Matrix
Verified OEM & MachineSchema Data
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FANUC
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Brother
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| 1. Machine Classification & Kinematics | ||
| Machine Type | CNC Vertical Machining Centers (VMC) | CNC Vertical Machining Centers (VMC) |
| Controlled Axes | 3-Axis Simultaneous | 3-Axis Simultaneous |
| OEM Headquarters | Japan | Japan |
| Model Status / Year | 2024 | 2024 |
| 2. Spindle Speed & Motor Power | ||
| Maximum Spindle Speed | 24,000 RPM Highest RPM | 16,000 RPM |
| Spindle Motor Rating | 11.0 kW (14.8 HP) | 18.9 kW (25.3 HP) More Power |
| 3. Work Envelope & Travels (X / Y / Z) | ||
| X-Axis Travel | 700 mm | 700 mm |
| Y-Axis Travel | 400 mm | 400 mm |
| Z-Axis Travel | 330 mm Longest Z | 300 mm |
| Table Surface Dimensions | Standard Worktable | Standard Worktable |
| Maximum Table Payload | Standard Capacity | Standard Capacity |
| 4. Tool Changer (ATC) & Motion Rates | ||
| Tool Magazine Capacity | 21 Tools | 21 Tools |
| Rapid Traverse Rate | 54 m/min | 50 m/min |
| 5. CNC Control & Telemetry Standards | ||
| Standard CNC Controller | Fanuc Series 31i-B5 Plus | Brother CNC-D00 |
| MTConnect Telemetry Standard | ANSI/MTC1.4 Verified | ANSI/MTC1.4 Verified |
| 6. Machine Mass & Rigidity | ||
| Net Machine Weight | 2,200 kg | 2,400 kg Heaviest Base |
When evaluating FANUC Robodrill A D21LIB5 vs Brother Speedio S700Xd1, shop managers must weigh spindle kinematics against overall structural rigidity. The Brother Speedio S700Xd1 delivers a competitive edge in heavier stock removal with its 18.9 kW spindle motor. Conversely, the FANUC Robodrill A D21LIB5 offers high-speed finishing advantages with a top speed of 24,000 RPM. Both builders adhere to standardized industrial communication protocols, facilitating MTConnect machine monitoring across digital factory floors.
When selecting between competing machining centers or turning centers, specification sheets provide only the baseline. Experienced manufacturing engineers should analyze the following core metrics:
Check whether kW and torque are rated continuously or at 15-30 minute duty cycles for roughing operations.
Heavier meehanite cast-iron machine beds absorb cutting harmonics and damp vibrations during high-feed milling.
Ensure the control system supports high-speed look-ahead (G05.1/G08) and standard MTConnect IoT monitoring.