Fully Automatic Grinder

DFG8640

Specifications

• Use clean, oil-free air at a dew point of -15°C or less. (Residual oil: 0.1 ppm. Filtration rating: 0.01 µm / 99.5% or more).

• Keep room temperature within ±1°C of the specified value. (Specified value should be between 20 – 25°C.)

• Keep grinding water 0 – 2°C above room temperature (fluctuations within 1°C over one hour).

• Keep spindle cooling water temperature between 20 and 25°C (fluctuations within 2°C over one hour).

• Machines should be used in an environment free from external vibration. Do not install machines near a ventilation opening, heat generating equipment, or oil mist generating parts.

• This machine uses water. Due to the risk of water leakage, please install the machine on a floor with sufficient waterproofing and drainage measures.

*All the pressures are described using gauge pressure.

*The above specifications may change due to technical modifications. Please confirm when placing your order.

*For further information please contact your local sales representatives.

2018.12

www.disco.co.jp

Specification

Unit

DFG8640

Wafer diameter

-

ø8”

Grinding method

-

In-feed grinding with wafer

rotation

Grinding wheel

mm

ø8”

Spindle

Rated output

kW

6

Revolution speed

min-1

1,000

– 7,000

Machine dimensions (W x D x H)

mm

1,000 x 2,800 x 1,800

Machine weight

kg

3,500

Specifications

workpiece from the cassette and

places it on the positioning table,

where centering takes place.

workpiece on the chuck table.

and Z2.

workpiece from the chuck table and

positions it on the spinner table.

workpiece to the cassette.