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Single Wafer Wet Processing Equipment

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Single wafer wet processing equipment is a semiconductor fabrication system that processes individual wafers through controlled chemical cleaning, etching, and surface preparation steps. Unlike batch processing systems that handle multiple wafers simultaneously, single wafer wet processing equipment delivers precise chemical application to one wafer at a time, enabling tighter process control, reduced chemical consumption, and higher uniformity across the wafer surface.

Modutek’s Single Wafer Wet Process System addresses the critical challenges faced across R&D laboratories and production facilities: achieving reproducible experimental results, maintaining consistent process control for reliable yields, and managing operational costs without compromising safety or performance. This configurable platform for single-wafer wet processing supports wafers up to 300mm and addresses contamination concerns through programmable, servo-controlled oscillating spray nozzles with precise nozzle-to-wafer distance control, delivering uniform cleaning and etching across the entire wafer surface.

single wafer wet processing equipment
Modutek’s Megasonic Cleaning Equipment offers a precision cleaning system developed for unique requirements for the Semiconductor, FPD, Hard Disk, Solar, and Crystal industries. We work directly with Kaijo Corporation, the world leader in Megasonic cleaning systems technology. This gives us the opportunity to offer the latest Megasonic cleaning advances like the new Kaijo Quava Megasonic cleaning system generator.
megasonic-cleaning

High-accuracy rotation control combined with programmable chemical flow rate and pressure settings eliminates process variability, enabling consistent results across multiple runs and different substrate types. Whether optimizing novel etch chemistries or scaling proven processes to production volumes, the flexible chemistry delivery supports both single-pass operation and chemical recirculation using megasonic showerhead technology.

The system features SECS/GEM factory automation interface for seamless data exchange, comprehensive parameter logging for complete traceability, and ergonomic front-access loading that streamlines operator workflow. Safety features, including CO₂ fire suppression and dual containment design, protect personnel and equipment while reducing compliance costs.

The choice of 316L stainless steel or FM-4910 materials of construction ensures chemical compatibility with your process requirements. A modular platform adapts to your throughput targets through customizable configurations for development, pilot, or high-volume production environments.

Benefits

Single Wafer Wet Process System

Features

Single Wafer Wet Process System

Specifications

System Configuration

  • Up to 300mm wafer capacity
  • Development, pilot, and production configurations
  • 316L stainless steel or FM-4910 materials
  • Automated or manual loading

Process Control

  • High-accuracy rotation control
  • Servo-controlled oscillating spray nozzles
  • Variable chemical flow and pressure
  • Adjustable nozzle-to-wafer distance
  • Megasonic shower head options

Automation

  • PLC with color touchscreen
  • SECS/GEM interface
  • Parameter data logging
  • PC-based lot tracking

Safety

  • CO₂ fire suppression
  • Dual containment design
  • Rear access maintenance area
  • Nitrogen and DI spray guns

Applications

RCA and Pre-Clean

  • SC1 and SC2 cleaning
  • Pre-diffusion cleaning
  • Post-CMP cleaning

Etch and Conditioning

  • Nitride etch
  • HF, DHF, and BOE oxide etching
  • KOH and TMAH silicon etching
  • Surface preparation

Resist Strip

  • Photoresist stripping
  • Implant resist strip
  • Post-etch resist strip
  • Metal lift-off

Benefits

Single Wafer Wet Process System

Features

Single Wafer Wet Process System

Specifications

System Configuration

  • Up to 300mm wafer capacity
  • Development, pilot, and production configurations
  • 316L stainless steel or FM-4910 materials
  • Automated or manual loading

Process Control

  • High-accuracy rotation control
  • Servo-controlled oscillating spray nozzles
  • Variable chemical flow and pressure
  • Adjustable nozzle-to-wafer distance
  • Megasonic shower head options

Automation

  • PLC with color touchscreen
  • SECS/GEM interface
  • Parameter data logging
  • PC-based lot tracking

Safety

  • CO₂ fire suppression
  • Dual containment design
  • Rear access maintenance area
  • Nitrogen and DI spray guns

Applications

RCA and Pre-Clean

  • SC1 and SC2 cleaning
  • Pre-diffusion cleaning
  • Post-CMP cleaning

Etch and Conditioning

  • Nitride etch
  • HF, DHF, and BOE oxide etching
  • KOH and TMAH silicon etching
  • Surface preparation

Resist Strip

  • Photoresist stripping
  • Implant resist strip
  • Post-etch resist strip
  • Metal lift-off
Benefits

Benefits

Single Wafer Wet Process System
Features

Features

Single Wafer Wet Process System
Specifications

Specifications

System Configuration

  • Up to 300mm wafer capacity
  • Development, pilot, and production configurations
  • 316L stainless steel or FM-4910 materials
  • Automated or manual loading

Process Control

  • High-accuracy rotation control
  • Servo-controlled oscillating spray nozzles
  • Variable chemical flow and pressure
  • Adjustable nozzle-to-wafer distance
  • Megasonic shower head options

Automation

  • PLC with color touchscreen
  • SECS/GEM interface
  • Parameter data logging
  • PC-based lot tracking

Safety

  • CO₂ fire suppression
  • Dual containment design
  • Rear access maintenance area
  • Nitrogen and DI spray guns
Applications

Applications

RCA and Pre-Clean

  • SC1 and SC2 cleaning
  • Pre-diffusion cleaning
  • Post-CMP cleaning

Etch and Conditioning

  • Nitride etch
  • HF, DHF, and BOE oxide etching
  • KOH and TMAH silicon etching
  • Surface preparation

Resist Strip

  • Photoresist stripping
  • Implant resist strip
  • Post-etch resist strip
  • Metal lift-off

FAQs about Single Wafer Wet Processing Equipment and Systems

1.What wafer sizes does Modutek's single wafer wet processing equipment support?
The system is designed to process wafers up to 300mm in diameter. Modutek offers configurations optimized for development lab environments, pilot production lines, and high-volume manufacturing facilities. Each configuration can be customized based on your specific wafer size requirements and throughput targets.
2. Can the single wafer wet process system be configured for both automated and manual operation?
Yes. The single wafer wet cleaning equipment offers flexible loading options, including both automated wafer loading and manual loading with ergonomic front access. This flexibility allows R&D labs to prioritize experimental versatility, while production facilities can integrate full automation with SECS/GEM factory interface for lights-out operation and comprehensive lot tracking.
3.What materials of construction are available for chemical compatibility?
Modutek offers two primary materials of construction for single wafer wet processing equipment: 316L stainless steel and FM-4910 material. Your selection depends on your specific chemistry set, cleanliness requirements, and compliance standards. The dual containment design for reservoirs, pumps, filters, and plumbing provides additional safety regardless of material selection. Our applications engineers can recommend the optimal material based on your process chemicals and long-term reliability goals.
4. How does the single wafer wet process system ensure process repeatability and data traceability?
The system features a programmable logic controller with local data logging of all process parameters, including chemical flow rates, pressure, rotation speed, and nozzle positioning. Lot tracking data is stored on the PC hard drive for full traceability. The SECS/GEM factory automation interface enables integration with fab-wide manufacturing execution systems. High-accuracy rotation control and precision nozzle-to-wafer distance management ensure consistent results across all wafers and lots.
5. What maintenance and service support does Modutek provide for single wafer wet processing equipment?
The system is designed with a rear access maintenance area that simplifies service while maintaining safe working conditions. Nitrogen and DI water hand spray guns are included for routine cleanup. Modutek offers comprehensive service plans that include preventive maintenance, rapid-response support, and application engineering assistance. Our team works with your facilities staff to minimize downtime and maintain optimal system performance throughout the equipment lifecycle.

Resources

Contact Modutek to discuss your process goals, chemical requirements, and throughput targets for a customized single wafer wet process system configuration.