Polyurethane Processing & Application Machinery Manufacturer
PU Machine
Foaming, casting, dispensing, molding and complete PU production-line equipment from one manufacturer — Yongjia.
PU Production Line Manufacturer
PU Production Line
Yongjia provides turnkey polyurethane production lines. Backed by decades of engineering expertise, our solutions help manufacturers reduce costs, increase efficiency, and achieve stable, scalable production.
PU Mold Manufacturer
PU Mold
Yongjia offers a full range of polyurethane molds, including steel molds, aluminum molds, and resin molds, which can be tailored to meet different production needs. When using our molds, you are not just buying molds, but also gaining competitive advantages in cost, efficiency, and product performance.
Polyurethane Machinery
Browse the full Yongjia PU machinery range across foaming, casting and molding.
Explore All Machines →PU Elastomer Casting Machines
Precision elastomer casting lines for rollers, wheels, buffers and industrial parts.
View Elastomer Casting Machines →Car Seat Foam Making Machines
High-pressure foaming equipment sized for automotive seat cushion production.
View Car Seat Foam Machines →Faux Stone Making Machines
Low-pressure foaming machines built for faux stone and culture stone panel lines.
View Faux Stone Machines →Application-Specific Machines
Dedicated machines for specific PU applications beyond the core lines above.
What Yongjia Polyurethane Provide
We provide turnkey polyurethane solutions, including foaming machines, molds, and production lines. With modular design and global service, we help you achieve cost savings, stable quality, and efficient production.
What Is a PU Pouring Machine?
A PU pouring machine conditions, meters, mixes and dispenses a specified polyurethane system into a mould, cavity or onto a prepared production surface. The phrase describes the application step, not one universal machine design. A buyer may need a high-pressure PU foam machine, a low-pressure PU foam machine or a PU elastomer casting machine depending on the named chemical system, shot range, part geometry, production cycle and required cleaning method.
Start with the part and process rather than a model number. Send the material supplier’s current technical data, the required component ratio, viscosity at the processing temperature, minimum and maximum shot, mould or cavity drawings, daily product mix, target cycle and available utilities. The equipment quotation should state which material-conditioning, metering, mixing, pouring, controls, mould handling and commissioning items are included, and which remain the buyer’s responsibility. For a wider equipment comparison, see our PU machine buyer’s guide.
| Production need | Relevant machine family | What must be confirmed before selection |
|---|---|---|
| Moulded rigid or flexible PU foam parts | High- or low-pressure PU foam machine | Named foam system, useful shot window, mould fill path, vents, cycle and cleaning method |
| Small batches, frequent colour or formulation changes, or mechanically mixed foam systems | Low-pressure PU foam machine | Component count, mixer cleaning, changeover procedure, minimum stable shot and maintenance capacity |
| Repetitive moulded foam production where impingement mixing suits the selected system | High-pressure PU foam machine | Material condition, flow window, mixing-head access, shot repeatability test and line interface |
| Solid polyurethane wheels, rollers, scrapers or other cast elastomers | PU elastomer casting machine | MDI/TDI system, ratio, temperature, degassing, mould fill time, cure and post-cure plan |
Do not choose from pressure class or maximum output alone. The useful operating window must cover the buyer’s smallest and largest production shots with the nominated material, and the factory acceptance test should state the material, temperatures, operating points, repetitions, measurement method and sign-off record. A dry cycle confirms machine movement; it does not validate mixing or the finished part.
Polyurethane production can involve diisocyanates. OSHA’s isocyanates overview identifies foam manufacturing and other polyurethane work as potential exposure settings and points to hazard-recognition and control resources. Machine integration and site acceptance should also be based on a documented risk assessment; ISO 12100 defines general principles for machinery risk assessment and risk reduction. These references do not certify a particular machine or replace the current safety data sheets and site-specific review.
Buyer checklist before requesting a quotation
- Identify the finished part, material system and revision of its technical and safety data.
- Provide the component ratio and the viscosity or processing-temperature window supplied by the material manufacturer.
- State the minimum and maximum shot, not only average output.
- Provide mould or cavity drawings, fill points, vents and the permitted pouring sequence.
- Define the product mix, cycle basis, shifts, changeovers and cleaning constraints.
- List site power, compressed air, temperature control, ventilation and material-storage conditions.
- Agree what the factory and site acceptance tests must demonstrate and who signs the result.
Send Your Part and Process Data
PU Pouring Machine FAQ
Is a PU pouring machine the same as a PU foaming machine?
The terms overlap, but they do not always define the same scope. “Pouring” describes how the mixed polyurethane is delivered to a mould or cavity. “Foaming machine” usually refers to a package for a reactive foam system, while “casting machine” may refer to solid PU elastomers. Compare the quoted tanks, conditioning, pumps, controls, mixing head, application interface and acceptance test instead of relying on the name alone.
Should I choose a high-pressure or low-pressure PU pouring machine?
Choose only after matching the nominated material, shot range, mixing requirement, part geometry, production rhythm, cleaning method and maintenance capability. Pressure class by itself does not prove that a machine can process the buyer’s smallest and largest parts consistently.
What information is needed to quote a PU pouring machine?
Provide the part and mould drawings, named material system and current data sheets, component ratio, processing temperatures, minimum and maximum shot, cycle and product mix, fill and vent concept, utilities, automation boundary and acceptance criteria. Mark unknown inputs as open decisions so competing suppliers do not build quotations around different assumptions.
Can one PU pouring machine make both foam and solid elastomer parts?
Not by default. Foam and cast-elastomer systems can require different material preparation, temperature control, metering, mixing, degassing, cleaning and cure arrangements. Treat cross-application capability as a project-specific claim that must be confirmed with the named materials and representative trials.
Yongjia PU Machine Customizable options
Yongjia provides flexible, tailor-made polyurethane solutions, from machine configuration to mold design, ensuring your production meets unique product and market demands.
PU Machine Manufacturers: What to Check Before You Buy
Most buyers shortlist three to five PU machine manufacturers — sometimes searched as polyurethane equipment manufacturers — before asking for quotations. The checks below separate factories that build and assemble the machine themselves from trading companies that resell it — each one is a document you can request or a question you can ask on a video call.
Manufacturer or trader?
Ask for the factory address and a live video call showing the assembly line. Yongjia Polyurethane operates its own factories in Jiangyin, Wenzhou and Dongguan.
Machine and mold from the same company?
Most PU projects need a machine and a matched mold. Yongjia builds both in-house and test-runs every mold on its own machines before shipping, so the injection volume and cycle time on the datasheet come from a real trial run, not a calculation. See our high-pressure PU foaming machine.
Certification numbers, not adjectives.
Ask the supplier for certificate numbers and the issuing body, then verify directly with that body. See our machine certificates. Reference: ISO and IATF.
Warranty and after-sales in writing.
Ask what is covered, what is excluded, and the committed response time. Yongjia offers a 5-year warranty and replies to inquiries within one working day. More in our PU machine knowledge base.
Local support in your country.
Ask which country has an agent or engineer who can travel on-site. Yongjia’s agent network covers Brazil, India, Pakistan and Iran.
Why Yongjia
Yongjia Polyurethane Co., Ltd. is a professional polyurethane machinery manufacturer based in Jiangyin City, Jiangsu Province, China, producing PU high-pressure pouring machines, low-pressure foaming machines, spray foaming machines, elastomer pouring machines, production lines and molds, integrating design, R&D, and production. Since its founding, Yongjia has become a leading PU technology company in China, with a construction area exceeding 10,000 square meters. The company’s current product offerings include high-pressure pouring machines, low-pressure foaming machines, polyurethane/polyurea spray foaming machines, and polyurethane elastomer pouring machines.
YONGJIA POLYURETHANE
PU Machine Customers
We provide reliable polyurethane solutions to manufacturers around the world, helping them achieve higher efficiency, stable quality and stronger market competitiveness.
PU Machine Technology & service support
Our PU technology powers every machine we build, backed by full-cycle service support from pre-sales design to after-sales warranty.
Pre-sales:
We provide professional consulting, cost estimation, project design, and customized solutions to meet your production needs.
On-site Support:
We provide installation guidance, operator training, and commissioning to ensure smooth production.
After-sales:
Our global service network offers rapid response, spare parts availability, and a five-year warranty.
PU Machine Spare Parts & Replacement Components
Yongjia supports replacement-part matching for polyurethane processing equipment. Available components include mixing heads, metering pumps, flow meters, seals, filters, heated hoses, valves, sensors and electrical components. The exact specification and supply scope are confirmed by engineering before quotation; no stock level or dispatch date is promised until the sales team verifies availability.
Parts can be matched for a high-pressure foam machine, low-pressure foam machine, PU spray machine or elastomer casting machine. Compatibility depends on the machine configuration, not only the part name.
Before ordering, send the machine model, serial number, nameplate, clear photos of the old part, critical dimensions, voltage and required quantity. For a mixing or metering component, include connection details and any readable part code. These checks help distinguish similar-looking parts and reduce the risk of ordering an incompatible item.
Please also identify whether you need a consumable, a wear part or a complete assembly. A consumable kit may contain seals or filters; a wear part may be one replaceable component; a complete assembly can include a mixing head, pump or flow meter. We confirm the supply form, compatibility, price and lead time in the quotation.
| Part | Used on | Information needed for matching | Supply form |
|---|---|---|---|
| L-type mixing head | High-pressure foam machine | Model, serial number, old-part photo, connections | Complete assembly |
| T-type mixing head | High-pressure foam machine | Model, part code, dimensions, connection photos | Complete assembly |
| Flow meter | High- or low-pressure machine | Nameplate, range, connection and signal details | Single component |
| Metering pump | Foaming or elastomer casting machine | Model, material side, flow, dimensions and photos | Single component or assembly |
| Seals and filters | Foaming, spray or casting equipment | Machine model, location, dimensions and quantity | Consumable kit |
| Heated hoses and valves | PU spray or dispensing equipment | Length, connection, voltage, pressure and photos | Single component or assembly |
| Sensors and electrical components | Foaming, spray or casting equipment | Part code, voltage, wiring and nameplate photo | Single component |
Send your machine model, serial number, part photo and required quantity.
Are you looking for a tailored solution?
Contact us today to discuss your specific needs and find out how our custom solutions can enhance your production process. Don’t wait — let’s create excellence together!
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