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ADT 7900 / 7930 Series

Automatic 8″ & 12″ Twin

ADT 7900 – Double spindle

The ADT 7900 Series has two facing spindles that can simultaneously dice wafers or packages at high throughput.

ADT7900 series is a high accuracy system that can dice product at high performances and low cost of operation.

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If you want to know more about ADT 7900 / 7930 Series
Automatic 8″ & 12″ Twin

As part of the growing market of the LED segment and the ongoing demand to lower the cost of production per unit (CoO), ADT has responded with a dual spindle system model 7900 Duo that double the productivity while maintaining the same current production floor space.

The 7900 Duo system provides a perfect solution for applications that require a long cut cycle time such as image sensors and saw devices.

Further to the automatic vision and easy New User Interface (NUI), ADT is offering a unique feature for processing and programming of broken wafers.

7900 Series Advantages:

  • Two facing spindles enable simultaneous dicing
  • Low vibration platform
  • Fast automatic alignment and cut positioning increase throughput
  • Small footprint reduces cost of ownership
  • Automatic Kerf inspection increase yield
  • Automatic Y offset correction ensures maximum precision
  • Tape surface detection ensures consistent cut quality
  • Touch screen user interface

Other key Features of Importance

  • Highest Dicing Process Speeds – Lowest costs
  • Air bearing feed axis (X)
  • Fast automatic alignment and cut positioning for increased throughput
  • Automatic Kerf inspection and quality analysis for maximum precision
  • Process data logging and statistical analysis
  • Fest & Simple Blade change
  • SECS GEM platform ready
  • Full access to any area of the system for easy maintenance access
  • Small foot print

 

Work piece size:
7900 Duo up to 8″ x 8″
7920 Duo up to 10″ x 10″
7930 Duo up to 12″ x 10″ or 12″ Dia.
Blade size: 2″- 3″
Spindle: Two facing spindle, 60 krpm, 1.8 KW or 2.2 KW shaft lock spindle (optional)

 

Y1/Y2 Axis

  • Drive: Ball bearing lead screw with stepper motor
  • Control: linear encoder
  • Resolution: 0.1 µm
  • Cumulative accuracy: 1.5 µm
  • Indexing accuracy: 1.0 µm
  • Cutting range:  7900 Duo 8″
    7920 Duo 10″
    7930 Duo 12″

 

X Axis

  • Drive: Ball bearing lead screw
  • Air bearing slide
  • Feed rate: up to 600 mm/sec
  • Cutting range: 410mm

 

Z1/ Z2 Axis

  • Drive: Ball bearing lead screw
  • Resolution: 0.2 µm
  • Accuracy: 2.0 µm
  • Repeatability: 1.0 µm
  • Stroke: up to 40mm

 

Ø  Axis

  • Drive: closed-loop, direct-drive
  • Accuracy: 4 arc-sec
  • Repeatability: 4 arc-sec
  • Stroke: 350 deg.

 

Vision System

  • Digital camera, Fire wire link
  • High bright LED illumination (vertical & oblique)

 

Utilities

  • Electrical: 200-240 VAC 50/60 Hz, Single phase
  • Air consumption: 260 L/min @ 5.5 bar
  • Cutting water (per spindle): 3 L/min
  • Spindle water (per spindle): 1.1 l/min

 

Dimensions (WxDxH):

  • 875 x 975 x 1450 mm
  • Weight: 900 kg

 

Features

  • Automatic alignment
  • Automatic Kerf inspection
  • Automatic Y offset correction

ADT 7900 Datasheet

ADT Dicing Saws – Mini Catalog