Fluoroplastic Semi-submersible Pump
The FYH Series Semi Submersible Pump is commonly used in harsh industrial environments such as chemical processing, metallurgy, power generation, and acid washing. It effectively addresses the issues of severe corrosion and short seal life that plague traditional metal pumps when handling strong acids, strong alkalis, organic solvents, and strong oxidizing agents. Thanks to its vertical semi-submersible design, this pump can be installed deep within storage tanks and operates stably under complex temperature fluctuations ranging from -20°C to 90°C.
As a professional manufacturer of chemical pumps, Насос Чанъюй offers exceptional material customization capabilities for its FYH series pumps, with optional FEP or UHMWPE linings to ensure chemical stability. We can also customize production to meet your specific operational requirements.
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Диапазон скорости потока : |
5m³/h~400m³/h |
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Диапазон голов: |
5m~50m |
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Мощность двигателя : |
0.75kw~90kw |
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Скорость: |
968-3450 r/min |
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Средний диапазон температур: |
-20°C~90°C |
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Настраиваемые материалы: |
UHMWPE、FEP |
Введение
Changyu Pump’s FYH series is a semi submersible pump that eliminates mechanical seals and is fully lined with fluoroplastic. It is a custom-engineered pump specifically designed for the “most challenging” tank lifting applications in industries such as chemicals, metallurgy, and pharmaceuticals.
Key issues this semi-submersible pump addresses:
- Corrosion-resistant: Designed for highly acidic and alkaline environments, this corrosion-resistant pump features a full fluoroplastic (FEP/UHMWPE) lining, ensuring that even 98% concentrated sulfuric acid or fuming nitric acid cannot corrode the pump body.
- Leak-proof: In designing this fluoroplastic pump, we eliminated mechanical seals from the physical structure, completely eradicating the common problem of vertical pumps leaking whenever seals are used.
- Handles contaminated media: Even if the medium contains waste residue, particles, or fibers, this semi-submersible pump’s open impeller can handle it—swallowing and expelling it with ease.
This pump addresses two key concerns: first, avoiding frequent hoisting and maintenance; second, eliminating potential leakage risks. Through a minimalist design, Changyu Pump has minimized the number of wear parts, transforming what was once a cumbersome maintenance task into a simple process.
Semi-submersible Pump: Detailed Specs & Material Construction
To help you determine whether this semi-submersible pump is suitable for your operating conditions, we have compiled detailed descriptions of component materials and performance parameters. You can also contact our staff now; our professional team is available to provide one-on-one service.
Детали
Trust our industrial-grade Химически стойкий погружной насос серии FYH to minimise operational downtime and lower your total cost of ownership in highly corrosive chemical applications. By utilizing a high-performance long-shaft vertical design that allows for immediate startup without priming and advanced fluoroplastic alloy linings (UHMWPE、FEP), our engineering ensures a safer, more stable, and corrosion-free fluid handling environment for your most aggressive media.

| Нет. | Название детали | Материал | Нет. | Название детали | Материал |
|---|---|---|---|---|---|
| 1 | Корпус насоса | Fluoroplastic Alloy | 5 | Крышка насоса | FEP |
| 2 | Рабочее колесо | Fluoroplastic Alloy | 6 | Втулка вала | Silicon Carbide |
| 3 | Packing | PE (Polyethylene) | 7 | Вал насоса | Steel Lined with FEP |
| 4 | Nut | Steel Lined with FEP | 8 | Базовая плита | Polyvinyl Chloride, Carbon Steel |
All-copper coil
100% copper wire · Equipped with a thermal protector that automatically shuts down the machine in the event of abnormal operation, such as overload, to prevent damage
Рабочее колесо
High-quality impeller · Reinforced inlet ring · Enhanced strength · Resistant to deformation
Подшипники
High-precision bearings
Quiet operation · Stable performance · High-load capacity · Imported lubricating grease · Long service life
Механическое уплотнение
High-quality, high-temperature-resistant mechanical seal · Excellent sealing performance · Corrosion-resistant · Rust-proof
Электронная почта: jade@changyupump.com
Телефон: +86-13651913727
Technical Specifications: FYH Series Semi-submersible Pump
| Параметр | Технические характеристики | Параметр | Технические характеристики |
| Модель | FYH | Материал | Engineering Plastics / Фторопласты |
| Drive Method | Electric | Pump Shaft Position | Vertical (Side-mounted) |
| Конструкция рабочего колеса | Закрытое рабочее колесо | Number of Impellers | Single-stage |
| Suction Method | Одинарное всасывание | Принцип работы | Центробежный насос |
| Производительность | Corrosion Resistant | Pumping Medium | Highly Corrosive Media |
| Диапазон голов | 5m – 50m | Скорость | 2900 r/min |
| Power Output | 1.5kW – 18.5kW | Flow Rate | 5m³/h – 400m³/h |
| Напряжение | 380V | Standard Weight | ~80kg |
| Диапазон температур | -20°C to 90°C | Приложение | Химический насос |
Идентификационный код модели (пример)
Чтобы помочь Насос Чанъюй engineers select the right FYH Series Полупогружной насос для вашего проекта, пожалуйста, придерживайтесь следующего соглашения об именовании:
Пример: 50FYH-20-25:
- 50: Pump Inlet Diameter (mm)
- FYH: Series Name (Fluoroplastic Semi-submersible Pump)
- 20:Расход (м³/ч)
- 25: Rated Head (m)
Уведомление: Due to the variety of specific gravity and viscosity in different chemical media.
We provide customised industrial solutions, including adjustable shaft lengths and material adaptations, to lower your total cost of ownership.
Электронная почта: jade@changyupump.com
Телефон: +86-13651913727
| NO. | Модель | Поток (м³/ч) | Глава (m) | Rev (об/мин) | Мощность | Калибр (мм) | |
| Осевой мощность | Двигатель мощность | ||||||
| 1 | 32FYH-5-20 | 5 | 20 | 2900 | 0.8 | 2.2 | 32×25 |
| 2 | 32FYH-10-15 | 10 | 15 | 2900 | 1.17 | 2.2 | |
| 3 | 40FYH-10-20 | 10 | 20 | 2900 | 1.5 | 3 | 40×32 |
| 4 | 40FYH-15-20 | 15 | 20 | 2900 | 2.34 | 3 | |
| 5 | 50FYH-10-25 | 10 | 25 | 2900 | 3.4 | 4 | 50×40 |
| 6 | 50FYH-10-30 | 10 | 30 | 2900 | 4.1 | 5.5 | |
| 7 | 50FYH-15-30 | 15 | 30 | 2900 | 5.3 | 5.5 | |
| 8 | 50FYH-20-20 | 20 | 20 | 2900 | 4.6 | 5.5 | |
| 9 | 50FYH-20-25 | 20 | 25 | 2900 | 5.45 | 5.5 | |
| 10 | 50FYH-10-40 | 10 | 40 | 2900 | 6.1 | 7.5 | |
| 11 | 50FYH-20-30 | 20 | 30 | 2900 | 6.54 | 7.5 | |
| 12 | 65FYH-25-25 | 25 | 25 | 2900 | 5.68 | 7.5 | 65×50 |
| 13 | 65FYH-25-30 | 25 | 30 | 2900 | 6.8 | 7.5 | |
| 14 | 65FYH-30-20 | 30 | 20 | 2900 | 5.8 | 7.5 | |
| 15 | 65FYH-40-20 | 40 | 20 | 2900 | 6.82 | 7.5 | |
| 16 | 65FYH-30-25 | 30 | 25 | 2900 | 5.84 | 7.5 | 65×50 |
| 17 | 65FYH-30-30 | 30 | 30 | 2900 | 6.5 | 7.5 | |
| 18 | 65FYH-25-40 | 25 | 40 | 2900 | 7.79 | 11 | |
| 19 | 65FYH-30-40 | 30 | 40 | 2900 | 9.35 | 11 | |
| 20 | 65FYH-35-30 | 35 | 30 | 2900 | 8.2 | 11 | |
| 21 | 65FYH-30-50 | 30 | 50 | 2900 | 11.7 | 15 | |
| 22 | 80FYH-60-15 | 60 | 15 | 2900 | 6.2 | 7.5 | 80×65 |
| 23 | 80FYH-60-20 | 60 | 20 | 2900 | 9.3 | 11 | |
| 24 | 80FYH-50-25 | 50 | 25 | 2900 | 9.7 | 11 | |
| 25 | 80FYH-50-30 | 50 | 30 | 2900 | 10.6 | 11 | |
| 26 | 80FYH-40-30 | 40 | 30 | 2900 | 10.4 | 11 | |
| 27 | 80FYH-60-25 | 60 | 25 | 2900 | 11.5 | 15 | |
| 28 | 100FYH-60-30 | 60 | 30 | 2900 | 14 | 15 | 100×80 |
| 29 | 100FYH-80-15 | 80 | 15 | 2900 | 12.8 | 15 | |
| 30 | 100FYH-100-10 | 100 | 10 | 2900 | 13.6 | 18.5 | |
Advantages of the Semi-submersible Pump
Leak-Free Sealess Design
Eliminates mechanical seals to prevent hazardous leakage, ensuring a safer environment and significantly reducing routine maintenance costs for vertical equipment.
Non-Clogging Impeller Technology
Open double-balanced impellers handle solids and fibers smoothly, minimizing vibration and protecting bearings during high-speed industrial fluid transfer.

Extreme Corrosion Resistance
FEP or UHMWPE linings provide heavy-duty protection against concentrated acids and alkalis, extending the service life of your chemical pump.
Efficient Vertical Installation
Compact footprint allows direct tank mounting, saving infrastructure investment while simplifying inspection and retrieval of this Полупогружной насос.
Applications: FYH Series Semi-submersible Pump
Сайт FYH series is a high-performance corrosion-resistant vertical pump engineered by Насос Чанъюй to handle the most aggressive industrial fluids. Its robust fluoroplastic construction makes it an ideal anti-corrosive sump pump for the following sectors:

Chemical & Petrochemical
Handles concentrated sulfuric acid and organic solvents in storage tanks, preventing hazardous leaks in aggressive chemical processing environments.

Mining & Metallurgy
Ideal for acid leaching and mineral processing, where this vertical equipment must resist both heavy corrosion and abrasive ore particles.

Surface Finishing (Plating)
Transports corrosive electrolytes and etching solutions in plating lines, offering a compact, tank-mounted solution for space-constrained metal finishing facilities.

Industrial Wastewater Treatment
Moves “dirty” fluids containing chemical residues and solids without clogging, ensuring continuous operation in neutralization and effluent treatment plants.
About Changyu Pump: Your Expert in Semi-submersible Pump Solutions
As a professional manufacturer of semi submersible pumps, Changyu Pump specializes in corrosion-resistant fluid handling solutions, with a production system that strictly adheres to the ISO 9001 international quality standard. Our entire product line has obtained CE certification, ensuring full compliance with safety and technical specifications for export trade and international engineering projects.
We not only offer standard models but also specialize in providing customized solutions tailored to our customers’ tank depths and media characteristics. From multiple patents for seal-less designs to end-to-end quality control, we are committed to reducing your long-term equipment maintenance costs through engineering-grade precision manufacturing, making us your trusted partner for fluid handling equipment.
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Вопросы и ответы
Витрины проектов
Насос Чанъюй has successfully deployed the FYH Series Chemical Resistant Submersible Pump in over 500+ industrial projects worldwide, ensuring safe fluid handling in extreme environments.
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