Water blasting machine plunger pumps high pressure and flow triple plunger pumps

Short Description:

Model: PW-203

1. High pressure pump adopts forced lubrication and cooling system to ensure long-term stable operation of power end;

2. The crankshaft box of the power end is cast with ductile iron, and the cross head slide is made of cold-set alloy sleeve technology, which is wear-resistant, low noise and compatible high precision;

3. Fine grinding of gear shaft and gear ring surface, low running noise; Use with NSK bearing to ensure stable operation;

Product Detail

Company Strength

Product Tags


Single pump weight


Single pump shape 1500X800X580(mm)
Maximum pressure   280Mpa
Maximum flow 635L/min
Rated shaft power 200KW
Optional speed ratio 4.04.1 4.62:1 5.44:1
Recommended oil Shell pressure S2G 220

Product Details



1. High pressure pump adopts forced lubrication and cooling system to ensure long-term stable operation of power end;

2. The crankshaft box of the power end is cast with ductile iron, and the cross head slide is made of cold-set alloy sleeve technology, which is wear-resistant, low noise and compatible high precision;

3. Fine grinding of gear shaft and gear ring surface, low running noise; Use with NSK bearing to ensure stable operation;

4. The crankshaft is made of American standard 4340 high quality alloy steel, 100% flaw detection treatment, forging ratio 4:1, after survival, the whole nitriding treatment, compared traditional 42CrMo crankshaft, strength increased by 20%;

5. The pump head adopts high-pressure/water inlet split structure, which reduces the weight of the pump head and is easier to install and disassemble on site.

6. The plunger is tungsten carbide material with hardness higher than HRA92, surface accuracy higher than 0.05Ra, straightness and cylindricity less than 0.01mm, both ensure hardness and wear resistance also ensure corrosion resistance and improve service life;

7. The plunger self-positioning technology is used to ensure that the plunger is stressed evenly and the service life of the seal is greatly extended;

8. The stuffing box is equipped with imported V-type packing to ensure the high pressure pulse of high pressure water, long life;

Application Areas

★ Traditional Cleaning (Cleaning Company)/Surface Cleaning/Tank Cleaning/Heat Exchanger Tube Cleaning/Pipe Cleaning
★ Paint Removal From Ship/Ship Hull Cleaning/Ocean Platform/Ship Industry
★ Sewer Cleaning/Sewer Pipeline Cleaning/Sewer Dredging Vehicle
★ Minning, Dust Reduction By Spraying In Coal Mine, Hydraulic Support, Water Injection To Coal Seam
★ Rail Transit/Automobiles/Investment Casting Cleaning/Preparation For Highway Overlay
★ Construction/Steel Structure/Descaling/Concrete Surface Preparation/Asbestos Removal

★ Power Plant
★ Petrochemical
★ Aluminium Oxide
★ Petroleum/Oil Field Cleaning Applications
★ Metallurgy
★ Spunlace Non-Woven Fabric
★ Aluminium Plate Cleaning

★ Landmark Removal
★ Deburring
★ Food Industry
★ Scientific Research
★ Military
★ Aerospace, Aviation
★ Water Jet Cutting, Hydraulic Demolition

Recommended working conditions:
Heat exchangers, evaporation tanks and other scenarios, surface paint and rust removal, landmark cleaning, runway degumming, pipeline cleaning, etc.
Cleaning time is saved due to excellent stability, ease of operation, etc.
It improves efficiency, saves personnel costs, liberates labor, and is simple to operate,and ordinary workers can operate without training.


(Note: The above working conditions need to be completed with various actuators, and the purchase of the unit does not include all kinds of actuators, and all kinds of actuators need to be purchased separately )


Q1. What pressure and flow rate of the UHP water blaster usually the shipyard industry used?
A1. Usually 2800bar and 34-45L/M the most used in the shipyard cleaning.

Q2. Does your ship cleaning solution hard to operate?
A2. No, it is very easy and simple to operate, and we support online technical, video, manual service.

Q3. How do you help to solve the problem if we met when operation on working site?
A3. First, response quickly to deal with the problem you met. And then if it is possible we can be your working site to help.

Q4. What is your delivery time and payment term?
A4. Will be 30days if have in stock, and will be 4-8weeks if don't have stock. The payment can be T/T. 30%-50%deposit in advance, the rest balance before delivery.

Q5. What can you buy from us?
A5. Ultra high pressure pump set, High pressure pump set, Medium pressure pump set, Large remote control robot,Wall climbing remote control robot

Q6. Why should you buy from us not from other suppliers?
A6. Our company has 50 proprietary intellectual property rights. Our products have been long-term verified by the market, and the total sales volume has exceeded 150 million yuan. The company has independent R&D strength and standardized management. In all cases we will try to accommodate your needs. In most cases we are able to do so.


One of the key features of our Water Blasting Machine Plunger Pumps is their advanced high pressure pump technology. Equipped with a forced lubrication and cooling system, it ensures a long-term stable operation of the power end. Gone are the days of constant breakdowns and interruptions in your cleaning tasks – our pumps will work relentlessly, providing you with consistent power and efficiency.

The power end of our Water Blasting Machine Plunger Pumps is built to withstand the most challenging environments. The crankshaft box, cast with ductile iron, adds exceptional durability and strength to the system. Additionally, the cross head slide, made with cold-set alloy sleeve technology, brings wear-resistance, low noise, and high precision to the table. You can confidently tackle even the toughest cleaning jobs without the fear of damaging your equipment.

Noise pollution is a common nuisance in many cleaning operations. However, we have taken care of this problem by ensuring the gears of our pumps are finely ground, resulting in low running noise. You can now work in peace and comfort, without disturbing others or straining your ears. Moreover, we have partnered with NSK bearing to guarantee stable operation and minimize any potential disruptions. Say goodbye to annoying vibrations and focus solely on getting the job done efficiently.

Our Water Blasting Machine Plunger Pumps have been carefully engineered to provide unparalleled performance, reliability, and ease of use. With their high pressure and flow capabilities, you can effortlessly remove dirt, grime, paint, and even tough rust from any surface. Whether you're cleaning driveways, sidewalks, industrial machinery, or even ships, our pumps will deliver outstanding results every time.


Company Information:

Power (Tianjin) technology Co., Ltd. is a high-tech enterprise integrating R&D and manufacturing of HP and UHP water jet intelligent equipment, cleaning engineering solutions, and cleaning. The business scope involves many fields such as shipbuilding, transportation, metallurgy, municipal administration, construction, petroleum and petrochemical, coal, electric power, chemical industry, aviation, aerospace, etc. Production of various types of full automatic and semi-automatic professional equipments.

In addition to company headquarters, there are overseas offices in Shanghai, Zhoushan, Dalian, and Qingdao. The company is a nationally recognized high-tech enterprise. Patent achievement enterprise.and also is member units of multiple academic groups.

Quality Test Equipment:


Workshop Display:



1. Split structure pump head: The pump head of our pump adopts high pressure/water inlet split structure. This design significantly reduces the weight of the pump head, making it easier to install and disassemble on site. Say goodbye to the hassle of bulky pumps – our pumps are designed for convenience and efficiency.2. Tungsten carbide plunger: The plunger of our pump is made of tungsten carbide material. The hardness of the plunger is higher than HRA92, the surface accuracy is higher than 0.05Ra, and the straightness and cylindricity are less than 0.01mm, ensuring excellent hardness, wear resistance and corrosion resistance. You can rely on our pumps for long-lasting performance and long life.3. Plunger self-positioning technology: We have adopted plunger self-positioning technology in the pump to ensure reliable and accurate pumping operation. This technology guarantees that the plunger remains in the correct position, eliminating any concerns about misalignment or inefficiency.

Our water jet plunger pumps are ideal for a variety of applications including industrial cleaning, surface preparation, hydrotesting and more. With their high pressure and flow capabilities, these pumps can handle even the most demanding tasks with ease.

In addition to exceptional performance, our pumps are designed with user convenience in mind. We offer a range of models and sizes to meet your specific requirements. Whether you need a portable pump for mobile applications or a stationary pump for heavy-duty projects, we have the perfect solution for you.