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Industrial Leader in Polyurethane Machinery

Dongguan Liujiang Automation Co., Ltd. provides high-precision High pressure foam machines, Low pressure pu foam machines, and PU injection systems for global manufacturing.

Our Professional Systems

Polyurethane (PU) Systems

High Pressure PU Foam Machine

High Pressure PU Foam Machine

High-precision systems for rigid and flexible foam with high pressure impact mixing.

Capacity10-200 kg/min
ApplicationsPanels, Automotive
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Low Pressure Foam Machine

Low Pressure PU Foam Machine

Versatile processing for various foam densities with precision mechanical stirring.

Flow Rate10-300 g/s
Tank50L+50L / 60L
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PU Injection Machine

Polyurethane Injection Machine

Compact and efficient design for precise injection into molds of various sizes.

ControlPLC Touch Screen
Accuracy± 0.5%
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PU Mixing Heads

Polyurethane Mixing Heads

High performance replacement components for all major PU machine models.

MaterialHigh Hardness Alloy
Life300,000+ shots
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Adhesive Dispensing Systems

Foaming Processing Systems
Featured Specialty System

Foaming Processing Systems (Hot Melt EVA Foaming Machine)

Advanced hot melt adhesive foam technology specifically engineered for mattress, sofa, and furniture manufacturing. This system introduces inert gas into the adhesive, creating a foamed state that results in 50% material savings while enhancing bonding performance.

Technical Data

Tank Volume60 Liters
Foaming Ratio1.5:1 - 3:1 (Max 4:1 depending on adhesive viscosity)
Power Supply380V 50HZ/60HZ
Total Power15 kW - 23 kW
Control SystemPLC + Touch Screen

Key Benefits

  • Reduce glue consumption by 50%
  • Faster cooling & setting time
  • Improved penetration into porous materials
  • Extended "open time" for better positioning
Company Logo

Dongguan Liujiang Automation Co., Ltd.

Located in the world's factory hub—Dongguan, we are a professional enterprise integrating R&D, design, manufacturing, and sales of polyurethane foaming equipment. Our machines are engineered for the automotive, footwear, furniture, and medical industries.

10+ Years Industry Expertise
Global Export Europe, Asia, Americas
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