Asher/Descum(Dual Chamber)
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Model:PSSD2000

Main Application Scenarios:

Wafer Manufacturing / Various Chip Processing Fields:

After etching or ion implantation, it is necessary to remove the photoresist, or perform surface Descum after photolithography.


Wafer-Level Packaging (WLP) Field:

Applications include removal of surface photoresist and resin-based materials; cleaning of holes before electroplating; modification of surface adhesion; modification of surface roughness; modification of hydrophilic layers; modification of passivation layers; and reduction of CuO.

Scope of application
  • Photoresist removal and surface treatment in various processes such as front-end and back-end wafer processing, advanced packaging, and MEMS; Descum process applicable to standard 8-inch, 6-inch, 4-inch wafers, thin wafers, and special process wafers like Si, SOI, GaN, and SiC
Main features
  • Dual-chamber and dual-stage design to increase throughput

  • High-temperature/ultra-low-temperature processes

  • High etching rate and excellent uniformity

  • Excellent Descum performance

  • Minimal substrate damage