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Buying guide

Polyurea spray machine

A guide to polyurea spray machines in Saudi Arabia: how they work, PUSMAK specifications, and their uses in waterproofing and protecting roofs and tanks. Request a quote.

Published Updated: 8 min readTrusted Line technical team

Polyurea spray machine

Polyurea spray machines for sale in Saudi Arabia: a guide to choosing the right equipment

A polyurea spray machine is used for waterproofing and industrial protective coatings, applying fast-reacting materials to concrete, metal and other suitable surfaces. These applications need specialised equipment that controls the materials' mixing ratio, temperature and working pressure.

With construction and industrial projects growing in Saudi Arabia, choosing the right spray equipment has become important for contracting and insulation companies looking for efficient operation and quality work.

In this guide we look at how this equipment works, what it is used for and the key specifications to compare before buying.

What is a polyurea spray machine and how does it work?

It is industrial equipment designed to apply two-component polyurea coatings, which react quickly once mixed inside the spray gun.

The process has several stages:

  1. Feeding the chemical components into the machine separately.

  2. Raising the materials' pressure according to the application's requirements.

  3. Heating the components to reach the right operating conditions.

  4. Carrying the materials through dedicated hoses to the spray gun.

  5. Mixing the components and applying them to the prepared surface.

After spraying, the materials react to form a cohesive protective layer according to the properties of the product used.

Reaction and curing times vary with the material's formulation and environmental conditions.

The main uses of polyurea equipment in Saudi Arabia

Industrial coating systems are used on many projects. Their main applications include:

Roof waterproofing

Suitable polyurea coatings help create a continuous membrane that limits water penetration, provided the surface is prepared, the material is chosen and the waterproofing details are carried out correctly.

Protecting concrete surfaces

Some formulations provide a layer that resists abrasion and mechanical and environmental effects, according to the approved technical specifications.

Tank linings

Dedicated types of these materials can be applied as internal tank linings.

Make sure the coating is approved for the intended use, especially where it will be in contact with drinking water.

Protecting industrial facilities

Suitable coating systems are used to protect parts of structures, floors and surfaces exposed to moisture or various operating conditions.

Infrastructure projects

Polyurea may form part of concrete protection and waterproofing systems on engineering projects that require specific performance specifications.

What are the key specifications to compare before buying?

Do not rely on the brand or motor power alone when choosing equipment; study the following specifications.

Working pressure

Spraying some polyurea materials needs high pressure to mix and apply them according to the material manufacturer's instructions.

Make sure the machine's pressure is compatible with the spray gun, hoses and materials used.

Flow rate

The flow rate shows how much material the equipment can process per minute.

The higher the output required, the more important it is to choose a system with the right flow.

Heating capacity

Many formulations need specific temperatures during operation.

So make sure the heating system can reach the required conditions during work.

Hose length

Suitable hoses help reach different work areas, especially on large industrial projects.

The line length must match the heating capacity and pressure specifications.

Control and protection systems

Pressure and temperature monitoring and fault diagnostics help track the equipment's performance and spot operating problems.

The PUSMAK KPX 20+ for spraying polyurea and foam

The KPX 20+ is hydraulic equipment designed for polyurea and polyurethane foam applications, suited to companies carrying out medium-sized, repeat projects.

It has an advanced control system and a touchscreen for fault diagnostics, plus pressure monitoring and a heating system.

Technical specifications

SpecificationPUSMAK KPX 20+
Drive systemHydraulic
Voltage380 V
Phases3
Maximum pressure200 bar
Maximum flow rate5.6 kg/min
Preheating11.2 kW
Maximum hose length90 m
Mixing ratio1:1

Specifications are based on the published product data and may vary with the version and configuration.

See the PUSMAK KPX 20+ hydraulic polyurea and foam spray machine for details of the machine and its accessories and to request a quote.

The PUSMAK KPX 40 for industrial projects

For work that needs high output, consider the KPX 40, which offers greater material processing capacity.

Its main specifications include:

  • A hydraulic pumping system.

  • A maximum flow rate of 10.3 kg/min.

  • 12.4 kW of preheating.

  • Supports hoses up to 105 m long.

  • Suitable for foam and polyurea applications within its specifications.

The higher output helps meet the requirements of some large projects, taking into account the number of technicians, operating conditions and material specifications.

For details, see the PUSMAK KPX 40 polyurea spray machine for industrial projects.

KPX 20+ vs. KPX 40

ItemKPX 20+KPX 40
Pumping systemHydraulicHydraulic
Maximum flow rate5.6 kg/min10.3 kg/min
Preheating11.2 kW12.4 kW
Maximum hose length90 m105 m
Use classMedium projectsHigh-output projects

It is best to choose the model after looking at the amount of material needed per day, the type of coating, the work area and what the project site can support.

Which accessories are needed to run spray equipment?

The system may need a set of basic accessories, depending on the model and the project.

Spray gun: mixes and applies the materials; choose one compatible with the working pressure and the material's formulation.

Heated hoses: help maintain the required temperature as the materials travel to the gun.

Transfer pumps: feed the machine with the components from drums or storage tanks.

Air compressor: some components and accessories need a compressed-air supply with the right specifications.

Safety equipment: provide personal protection, ventilation, isolation measures and control of chemical exposure according to the safety data sheets.

Review the equipment included in the supply offer before completing the purchase.

Common mistakes when buying polyurea equipment

Mistakes that can increase cost or affect performance include:

  1. Choosing a machine without checking it is compatible with the material.

  2. Ignoring the capacity of the power supply available on site.

  3. Buying hoses that do not suit the working pressure.

  4. Relying on flow rate alone to estimate actual output.

  5. Neglecting operating and maintenance training.

  6. Not checking spare-part availability.

  7. Ignoring surface preparation needs before coating.

Reviewing these points helps choose a system better suited to the project.

What affects the price of the machine?

Prices vary with the model, technical specifications and the equipment required.

The main factors are:

  • Output.

  • The pumping and control system.

  • The heating system.

  • Hose length.

  • The type of spray gun.

  • Feed pumps and accessories.

  • Warranty, maintenance and training.

So it is best to request a detailed offer showing the core equipment, the accessories included and the after-sales services available.

Why choose Trusted Line?

Trusted Line is PUSMAK's agent in the Kingdom of Saudi Arabia and supplies polyurethane and polyurea spray machines and their accessories.

The services offered include:

  • A one-year quality warranty on machines.

  • One year of free maintenance, subject to the terms.

  • One year of practical and theoretical training.

  • An authorized service center in Jeddah.

  • Genuine spare parts.

  • Technical support to help choose and operate equipment.

These services help contracting companies equip their teams and choose the right equipment for their projects.

Frequently asked questions

Can one machine be used for both polyurea and foam?

Yes. Some models support both, such as the PUSMAK KPX 20+, provided the machine is compatible and the procedures for changing materials and cleaning the system are followed.

Is polyurea equipment suitable for lining drinking water tanks?

Coating systems approved for this purpose can be used, but check that the material itself is approved for drinking water rather than relying on the spray machine's specifications alone.

Does the machine need three-phase power?

Some models, including the KPX 20+, run on 380 V three-phase power. Requirements vary by machine.

Is 200 bar of pressure right for every polyurea material?

No. Pressure requirements depend on the specifications of the material, the gun and the application system, so refer to the manufacturer's instructions.

How do I choose between the KPX 20+ and the KPX 40?

If your production requirements are moderate, consider the KPX 20+. Projects that need a higher flow rate and longer hoses may benefit from the KPX 40.

Request a quote for polyurea spray machines in Saudi Arabia

If you run a waterproofing company or carry out industrial projects and are looking for PUSMAK equipment, the Trusted Line team can help you choose the right model and compare specifications and operating equipment.

For a suitable recommendation, send the type of project, the approximate area, the materials used and the power source available.

Request a quote for polyurea spray equipment from Trusted Line

Trusted Line – PUSMAK's agent in Saudi Arabia

Sari Street, Al Faisaliyah District, Jeddah.

Phone and WhatsApp: +966 53 882 2832.

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