The LONGLOOD RACH Series Single Acting Aluminum Hollow Plunger Hydraulic Cylinders are designed for applications requiring both high-force pulling and pushing in a lightweight, portable package. Featuring a center-hole hollow plunger, single-acting spring return, жана 700 бар (10,000 PSI) operating pressure, these cylinders are ideal for tensioning, cable pulling, shaft removal, bearing extraction, bolt stretching, and heavy lifting.
Manufactured from high-strength aluminum alloy, the RACH Series is significantly lighter than comparable steel cylinders, making it easy to transport and ideal for field service, курулуш, тоо-кен казып алуу, көпүрөнү тейлөө, оффшордук инженерия, жана өнөр жайлык тейлөө.
дан кубаттуулуктарда жеткиликтүү 20 чейин 150 тонна with 50 чейин 250 mm strokes, the RACH Series delivers outstanding performance while reducing operator fatigue and improving productivity.
The center-hole plunger allows the cylinder to be used for both pushing and pulling applications. It is ideal for tensioning rods, pulling shafts, removing bearings, extracting sleeves, and prestressing operations.
жогорку бекем аэрокосмостук класстын алюминий эритмесин өндүрүлгөн, the cylinder offers exceptional durability while significantly reducing overall weight compared with steel hydraulic cylinders.
Hydraulic pressure extends the piston while an internal heavy-duty spring automatically retracts it after pressure is released, improving efficiency and reducing operating time.
The precision-machined hollow piston features a hard chrome-plated surface for excellent wear resistance, corrosion protection, and smooth operation.
The hard-coated aluminum body provides excellent protection against corrosion and harsh working environments, making it suitable for indoor, outdoor, and marine applications.
Heavy-duty composite bearings minimize friction, improve side-load resistance, and extend service life.
A built-in stop ring prevents over-extension of the piston and enhances operational safety.
The aluminum construction allows operators to easily transport, позиция, and install the cylinder in difficult working environments.
The hollow plunger design allows use with threaded rods, puller systems, tensioning equipment, and other hydraulic accessories.
Engineered for reliable operation at 700 бар (10,000 PSI) to deliver powerful hydraulic performance.
The RACH Series is widely used for:
| Спецификация | Толук маалымат |
|---|---|
| Продукт сериясы | RACH |
| Цилиндр түрү | Single Acting Aluminum Hollow Plunger Hydraulic Cylinder |
| Кайтаруу түрү | Жаз кайтуу |
| Кубаттуулугу | 20–150 тонна |
| Инсульт | 50– 250 мм |
| Максималдуу иштөө басымы | 700 бар (10,000 PSI) |
| Цилиндр материалы | Жогорку бекем алюминий эритмеси |
| Плунжер материалы | Катуу хром менен капталган болот |
| Цилиндр түрү | Hollow Center Plunger |
| Surface Finish | Hard-Coated Corrosion-Resistant Aluminum |
Allows both pushing and pulling applications using threaded rods and hydraulic pulling systems.
The aluminum body significantly reduces weight, making transportation and installation easier than traditional steel cylinders.
Hard-coated aluminum construction provides long-term durability in outdoor, offshore, жана нымдуу чөйрөлөр.
Delivers reliable lifting and pulling force at 700 бар for demanding industrial applications.
Premium seals, курама подшипниктер, and hard chrome-plated pistons ensure dependable performance with minimal maintenance.
Suitable for maintenance, курулуш, тоо-кен казып алуу, manufacturing, transportation, энергия, and heavy industry.
| Модель | Кубаттуулугу (тонна) | Инсульт (мм) | Мунай сыйымдуулугу (CM³) | Collapsed Height (мм) | Узартылган бийиктик (мм) | Салмагы (кг) |
|---|---|---|---|---|---|---|
| RACH-202 | 20 | 50 | 164 | 188 | 238 | 5.2 |
| RACH-204 | 20 | 100 | 327 | 251 | 351 | 6.1 |
| RACH-206 | 20 | 150 | 491 | 315 | 465 | 7.1 |
| RACH-208 | 20 | 200 | 654 | 378 | 578 | 8.0 |
| RACH-2010 | 20 | 250 | 818 | 442 | 692 | 9.0 |
| Модель | Кубаттуулугу (тонна) | Инсульт (мм) | Мунай сыйымдуулугу (CM³) | Collapsed Height (мм) | Узартылган бийиктик (мм) | Салмагы (кг) |
|---|---|---|---|---|---|---|
| RACH-302 | 30 | 50 | 256 | 208 | 258 | 8.0 |
| RACH-304 | 30 | 100 | 511 | 267 | 367 | 9.5 |
| RACH-306 | 30 | 150 | 766 | 333 | 483 | 11.2 |
| RACH-308 | 30 | 200 | 1022 | 395 | 595 | 12.9 |
| RACH-3010 | 30 | 250 | 1277 | 458 | 708 | 14.5 |
| Модель | Кубаттуулугу (тонна) | Инсульт (мм) | Мунай сыйымдуулугу (CM³) | Collapsed Height (мм) | Узартылган бийиктик (мм) | Салмагы (кг) |
|---|---|---|---|---|---|---|
| RACH-602 | 60 | 50 | 423 | 251 | 301 | 16.2 |
| RACH-604 | 60 | 100 | 847 | 315 | 415 | 19.5 |
| RACH-606 | 60 | 150 | 1270 | 380 | 530 | 25.6 |
| RACH-608 | 60 | 200 | 1694 | 445 | 645 | 26.0 |
| RACH-6010 | 60 | 250 | 2117 | 510 | 760 | 29.6 |
| Модель | Кубаттуулугу (тонна) | Инсульт (мм) | Мунай сыйымдуулугу (CM³) | Collapsed Height (мм) | Узартылган бийиктик (мм) | Салмагы (кг) |
|---|---|---|---|---|---|---|
| RACH-1002 | 100 | 50 | 823 | 258 | 308 | 33.8 |
| RACH-1004 | 100 | 100 | 1646 | 325 | 425 | 39.8 |
| RACH-1006 | 100 | 150 | 2487 | 391 | 541 | 46.2 |
| RACH-1008 | 100 | 200 | 3291 | 459 | 659 | 52.2 |
| RACH-10010 | 100 | 250 | 4114 | 527 | 777 | 58.8 |
| Модель | Кубаттуулугу (тонна) | Инсульт (мм) | Мунай сыйымдуулугу (CM³) | Collapsed Height (мм) | Узартылган бийиктик (мм) | Салмагы (кг) |
|---|---|---|---|---|---|---|
| RACH-1502 | 150 | 50 | 1129 | 280 | 330 | 48.9 |
| RACH-1504 | 150 | 100 | 2258 | 360 | 460 | 55.7 |
| RACH-1506 | 150 | 150 | 3387 | 430 | 580 | 63.0 |
| RACH-1508 | 150 | 200 | 4517 | 500 | 700 | 70.1 |
| RACH-15010 | 150 | 250 | 5646 | 570 | 820 | 77.2 |
A hollow plunger hydraulic cylinder has a center hole through the piston rod, allowing threaded rods, cables, or puller accessories to pass through. This makes it suitable for both pushing and pulling applications.
The aluminum construction reduces weight while maintaining high strength, making the cylinder easier to transport, install, and operate in field applications.
They are commonly used for bearing removal, shaft extraction, bolt tensioning, cable pulling, prestressing, flange maintenance, gear removal, and synchronized lifting systems.
The RACH Series is designed for use with any 700 бар (10,000 PSI) single-acting hydraulic pump.
Гидравликалык басым поршенди узартат, while the internal spring automatically retracts it when the pressure is released, allowing quick and efficient operation.
Ооба. The hollow center design allows the cylinder to be used for both pushing and pulling when combined with suitable accessories such as threaded rods and puller attachments.
Ооба. The hard-coated aluminum body offers excellent corrosion resistance, making the cylinder suitable for outdoor, деңиз, and humid working environments.
Ооба. We offer OEM and ODM services, including custom capacities, strokes, center-hole sizes, mounting options, colors, and branding.
Regularly inspect seals, keep the piston rod clean, use clean hydraulic oil, check hydraulic connections for leaks, and store the cylinder in a dry environment when not in use.
The LONGLOOD RACH Series combines жеңил алюминий конструкциясы, a versatile hollow plunger design, 700 bar high-pressure performance, жана precision engineering to provide a reliable solution for demanding lifting, тартуу, tensioning, and maintenance applications. Designed for maximum portability and durability, these cylinders are trusted by professionals in construction, тоо-кен казып алуу, энергия, transportation, and heavy industry worldwide.




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