If you work on insulation, waterproofing, or anti-corrosion projects, you know how frustrating common problems can be: machines that clog easily, can’t match your local voltage, spray uneven layers that waste materials, or break down often and delay your work. The polyurethane foam spray machine is designed to fix all these issues—it’s a versatile, easy-to-use tool that helps you finish projects faster, with better quality, and less stress, no matter if you’re working on a small building or a large industrial site.


What Is a Polyurethane Foam Spray Machine
A polyurethane foam spray machine is a special tool made to mix and spray polyurethane or polyurea materials evenly onto surfaces, creating a smooth, strong, seamless layer. Unlike manual application, which is slow and inconsistent, this machine ensures the materials are mixed in the right ratio and sprayed uniformly—saving you time and reducing material waste. The polyurethane foam spray machine works by pressurizing the raw materials, mixing them thoroughly, and spraying them through a nozzle, forming a tight bond with most surfaces to meet your specific needs, whether it’s insulation, waterproofing, or corrosion resistance.
Parameters of the YG Polyurethane Foam Spray Machine
| Project | YGMC-500 high configuration PU Machine |
| Proportion Fixed Mainframe | 1 set |
| Self-cleaning spray gun | 1 set |
| Gross weight | 300KG |
| Net weight | 250KG |
| Feed pump | 2 sets |
| Heated hose | 49.2 ft (15 m) |
| Data ratio of raw materials | 1: 1 (fixed) |
| Raw material viscosity range | 200-1000CPS (at working temperature) |
| Max Working pressure | 35MPa (350 bar) |
| Maximum Fluid Temperature | 88 ° C (190 ° F) |
| Maximum output | 24kg/min (42 lb/min) |
| Each heater power | 6000W |
| Heating hose power | 1000W / 15m |
| Total power | 15000W |
| Voltage | 230V 1-ph / 3-ph 220V/400V 3-ph |
| Machine size | 870mm* 700mm* 1150mm |
Note: The table above lists only a selection of models; please contact us for other models.

Features of the YG Polyurethane Foam Spray Machine
- Easy to Operate: The control panel is simple, with clear buttons—no professional skills needed. Even new operators can learn to use it in a short time.
- Low Failure Rate: High-quality components and the startup-boosting design mean fewer breakdowns, so you can work for long hours without interruptions.
- Customizable: Voltage, material ratio, and spray speed can all be adjusted to fit your project and regional needs.
- Cost-Effective: The free feeding bucket, low maintenance costs, and energy-saving design help you save money in the long run.
Polyurea Foam Spray Machine CompatibilityThe
YG polyurea foam spray machine has the ability to handle both polyurethane and polyurea materials.
- Polyurethane Applications:
Thermal insulation
Waterproof sealing
Sound insulation
- Polyurea Applications:
Waterproof and anti-pollution coating
Corrosion resistance
Wear resistance and rust protection


Extra Advantages of Our Polyurethane Foam Spray Machine
- Free Feeding Bucket
Every polyurethane foam spray machine comes with a free feeding bucket, making it easier to add raw materials without spilling.
- Adjustable Voltage
We adjust the machine’s voltage to your country’s standards at no extra cost, so you can use it right out of the box.
- Adjustable Material RatioThe
YG polyurethane foam spray machine lets you adjust the ratio freely, ensuring the spray layer meets your exact requirements.
- Low Failure Rate
Unlike traditional machines that clog or break down often, our polyurethane foam spray machine runs smoothly for long hours, improving your work efficiency.
- Complete Certifications
Our polyurethane foam spray machine is CE and ISO certified, complying with global safety and quality standards.

Customer Case
Thomas Weber, a construction project manager from Germany, contacted us via our website to inquire about a polyurethane foam spray machine for his cold storage insulation project. He needed a machine that could handle adjustable material ratios and fit Germany’s 220V voltage. Our team provided detailed parameters and customized solutions, and he placed an order for one hydraulic polyurethane foam spray machine. We delivered the machine in 20 days, with CE certification documents for smooth customs clearance. After 3 months of use, Thomas emailed us: “The machine works perfectly—no breakdowns, uniform spray, and the adjustable ratio saved us material costs. It’s easy to operate, and the free-feeding bucket is a nice touch. We’ll definitely order another one for our next project.”
FAQ About Polyurethane Foam Spray Machine
Q: Can the polyurethane foam spray machine be used in extreme hot or cold weather?
A: Yes, it works well in temperatures from -10℃ to 50℃, so it’s suitable for hot countries like Saudi Arabia and cold countries like Germany.
Q: I’m worried about the machine clogging—does the polyurethane foam spray machine easily get blocked when spraying?
A: It’s a common concern, and we’ve designed the machine to avoid this. The mixing system is smooth, and the nozzle is wear-resistant, so it won’t clog easily even when spraying thick materials.
Q: Can I use different brands of polyurethane or polyurea materials with this machine?
A: Yes, you can. The polyurethane foam spray machine is compatible with most mainstream brands of polyurethane and polyurea raw materials.

About YG Company
YG Company has over 20 years of experience in manufacturing heavy machinery, specializing in high-quality engineering equipment. We hold CE and ISO certifications, ensuring our products meet global safety and quality standards. Our team of experienced engineers provides detailed pre-sales consultation to help you choose the right equipment, and we offer customized services to fit your specific project needs. After-sales, we provide a 12-month warranty, fast spare parts delivery, and 24/7 technical support to solve any issues. In addition to the polyurethane foam spray machine, we also supply other engineering equipment, including industrial excavators, fog cannons, and hydraulic breakers—one-stop solutions for your construction and industrial needs.









