Overview
The WIWA DUOMIX PU 540 is a versatile, pneumatic system designed for processing polyurethane foams and fast-reacting polyureas. It is compact, mobile, and suitable for a wide range of applications including wastewater treatment, tank coatings, pipe systems, and more.

Application Areas

• Wastewater treatment plants
• PU tank coatings and linings
• Pipes and pipe systems
• Manholes and sewers
• Floors and parking decks
• Rail vehicles and track bed coverings
• Fuel storage and vapor retention systems
• Desalination plants
• Roof coating
• Biogas reactors and sewage treatment plants
• Flat roof sealing

Technical Specifications

• Mixing ratio: 1:1 (others available on request)
• Pressure ratio: 31:1
• Output per cycle: 264 cm³
• Output at 60 cycles: 15.8 l/min
• Max. air inlet pressure: 8 bar
• Material flow heating: 12 kW
• Hose package heating: 47 W/m
• Max. hose length: 138 m
• Voltage/phase: 400V/3 P
• Power consumption: 16.5 kW
• Max. operating pressure: 248 bar
• Weight: 210 kg

Design and Features
The system features a newly designed heater for efficient material heating and improved dosing pumps for better material flow and reduced wear. The mixing ratio can be easily changed, allowing for over 200 different ratios. The control panel is simple, and the system is designed for high-volume output, adhering to EU safety standards. Two feed pump versions are available, and the system can be converted to a rolling chassis with a wheel kit.

Optional Accessories

• Hose rack
• Holder for feed pumps
• Wheel kit
• WIWA DATALOGGER for quality management
• Feed pump with connecting hose
• Diaphragm pump with connecting hose

Additional Information
The WIWA DATALOGGER allows for the recording and saving of processing parameters and alarm history via Wi-Fi using smartphones, tablets, or PCs.