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Product Information
Grinder Specs (Comparison)
Machine Name
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DFG830
DFG8540
DFG8560
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DFG830
DFG8540
DFG8560
Wafer Diameter
Grinding Method
Spindle
Type
Number of axes
Output
(kW)
Revolution speed
(min-1 <rpm>)
Z-axis vertical stroke
(mm)
Z-axis vertical grinding feed speed
(mm/s)
Z-axis vertical fast feed speed
(mm/s)
Min. Z-axis vertical movement
(μm)
Min. Z-axis vertical movement resolution
(μm)
Height Gauge
Measurement range
(μm)
Resolution
(μm)
Repeatability
(μm)
Wafer Chuck Table
Chuck table type
Chuck method
Number of revolutions
(min-1 <rpm>)
Number of chuck tables
Chuck table cleaning
Spark Out (chuck table revolutions setting)
Grinding Wheel
Diamond wheel
(mm)
Wafer Handling Section / Wafer Cleaning Section
Cassette storage quantity
Cassette flow
Spinner unit
Vacuum Unit
Discharge speed
(m3/h)
Achievable pressure
(kPa•G)
Electric motor
(kW)
Water flow rate
(L/min)
Grinding Accuracy
Thickness variation within one wafer
(μm)
Thickness variation between wafers
(μm)
Finish surface roughness
(μm)
Utilities
Power supply
(kVA)
Power consumption
During processing
(kW)
During warm-up
(kW)
Max. power
(kVA)
Air pressure
(MPa•G)
Air flow rate
(L/min(ANR))
Water pressure
Grinding and cleaning
(MPa•G)
Cooling
(MPa•G)
Vacuum pump
(MPa•G)
Water flow rate
Grinding and cleaning
(L/min)
Cooling
(L/min)
Vacuum pump
(L/min)
Exhaust duct capacity
(m3/min)
Machine dimensions( W x D x H )
(mm)
Machine weight
(kg)
*The above specifications may change due to technical modifications, Please confirm when placing your order.
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