Finishing spindle DQFH-02440/2.5

motorizedwater-cooledmanual tool change

Overview
The DQFH-02440 dicing spindle provides increased cutting reserve via an 82 mm body, delivering 3 kW continuous (S1) and 4.5 kW intermittent (S6). It is engineered for dicing/cutting operations that require higher power and torque from the spindle.

Key specifications
Diameter: Φ82 mm
Maximum speed: 40,000 rpm
Power (S1): 3 kW
Power (S6): 4.5 kW
Torque (S1): 0.6 N·m
Torque (S6): 0.9 N·m

Technical data
Spindle model: DQFH-02440/2.5
Tool interface: Generic dicing blades
Bearing type: Air bearing
Max. frequency: 666.7 Hz
Motor system: Synchronous motor
Rated voltage: 220 V
Rated current S1 (100%): 8.8 A
Rated current S6 (40%): 13.2 A
Gas flow: 72–90 L/min
Cooling system: Water cooling
Cooling flow rate: ≥2 L/min
Motor temperature sensor: KTY84-130
Tool change: Manual
Vibration velocity: ≤0.3 mm/s
Weight: 10.8 kg

Features / Technical specifications

• 82 mm body for larger cutting reserve and improved torque capacity.
• Continuous output S1: 3 kW; intermittent output S6: up to 4.5 kW.
• Air bearing for high precision and low vibration (≤0.3 mm/s).
• Synchronous motor with max. frequency 666.7 Hz for stable high-speed performance.
• Water cooling (recommended flow ≥2 L/min) for thermal management under high load.
• Compatible with generic dicing blades and manual tool change.