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HomeHome Products Semiconductor Machining Spindles DQFYM-20904 12-Inch Semiconductor Grinding Spindle
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DQFYM-20904 12-Inch Semiconductor Grinding Spindle

Built for a 300 mm grinding wheel, the DQFYM-20904 emphasizes wheel capacity and torque rather than extreme rotational speed. It provides 18 Nm continuously and 27 Nm intermittently at up to 4,000 rpm.
Diameter Φ208.5mm
Maximum speed 4000rpm
Torque(S1) 18Nm
Torque(S6-40%) 27Nm
Power(S1) 7.5kW
Power(S6-20%) 11.25kW
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DQFYM-20904 12-Inch Semiconductor Grinding Spindle

INTRODUCTION

FEATURES

APPLICATION

FAQ

TECHNICAL DATA

Spindle model
DiameterΦ208.5mm
The highest speed4,000rpm
Grinding wheel dimensions300mm/12inch
Bearing typeAir bearing
Max. Frequency266Hz
Motor systemSynchronous
The rated voltage220V
Power output S1 100%7.5kW
Power output S6 40%11.25kW
Output torque S1 100%18N.m
Output torque S6 40%27N.m
Rated current S1 100%23.5A
Rated current S6 40%32.5A
Gas flow60-90L/min(Air pressure 0.65mpa)
Cooling systemWater cooling
The cooling flow rate≥3.5L/min
Motor temperature sensor typeKTY84-130
Tool changeManual
Vibration velocity0.15mm/s
Weight150.5kg

DIMENSIONS

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