RRH Series Double Acting Hollow Plunger Hydraulic Cylinders

The LONGLOOD RRH Series Double Acting Hollow Plunger Hydraulic Cylinders are specially designed for applications requiring both push and pull hydraulic force. Featuring a hollow plunger design, these cylinders provide excellent versatility for tensioning, ўздым, цягнучы, and pressing operations.

З ёмістасцю ад 30 каб 145 тон, варыянты абводкі ад 38 каб 258 мм, і максімальны працоўны ціск 700 забараняць, the RRH Series delivers powerful and reliable hydraulic performance for industrial maintenance, будаўніцтва, і цяжкія прыкладання.

The double-acting hydraulic system enables fast and controlled retraction, while the durable nickel-plated floating center tube and corrosion-resistant finish ensure long service life in demanding environments.

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RRH Series Hollow Plunger Cylinder Features

Hollow Plunger Design for Push and Pull Applications

The hollow plunger allows hydraulic force to be applied in both pushing and pulling operations.

Перавагі:

• Supports tensioning and lifting applications
• Suitable for through-hole applications
• Provides greater application flexibility
• Ideal for pulling rods, cables, and shafts

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Double Acting Hydraulic Operation

The double-acting design provides hydraulic control during both extension and retraction.

Выгод:

• Fast piston return
• Improved operation efficiency
• Precise movement control
• Reduced downtime between cycles

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High Capacity Performance

The RRH Series provides reliable hydraulic force for demanding applications.

Тэхнічныя характарыстыкі:

• Дыяпазон ёмістасці: 30–145 ton
• Дыяпазон ходу: 38–258 mm
• Максімальны працоўны ціск: 700 забараняць

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Built-In Relief Valves

Integrated relief valves help protect the cylinder from accidental over-pressurization.

Выгод:

• Абараняе ўнутраныя кампаненты
• Паляпшае эксплуатацыйную бяспеку
• Павялічвае тэрмін службы цыліндру

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Corrosion Resistant Construction

The baked enamel finish provides enhanced protection against corrosion and harsh working conditions.

Перавагі:

• Improved durability
• Больш працяглы тэрмін службы
• Suitable for industrial environments

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Easy Installation with Collar Threads

The collar thread design allows straightforward installation and integration into different fixtures.

Запіска: Collar threads are not applicable for:

• РРХ-1001
• РРХ-1508

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Durable Nickel-Plated Floating Center Tube

The nickel-plated floating center tube improves durability and reduces wear during operation.

Выгод:

• Increased product lifespan
• Better resistance to corrosion
• Improved reliability under repeated use

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Абарона поршня шклоачышчальніка

Убудаваны плунжерны ачышчальнік памяншае трапленне забруджванняў у цыліндр.

Перавагі:

• Абараняе ўнутраныя кампаненты
• Reduces maintenance requirements
• Павялічвае тэрмін службы цыліндру

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Complete Accessories Included

All RRH Series cylinders include:

• CR-400 hydraulic coupler
• Dust cap

Providing convenient connection and protection during storage and transportation.

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Тэхнічныя характарыстыкі

Спецыфікацыя	Дэталі
Тып прадукту	Double Acting Hollow Plunger Hydraulic Cylinder
Дыяпазон ёмістасці	30–145 Ton
Дыяпазон ходу	38–258 mm
Максімальны працоўны ціск	700 забараняць
Тып аперацыі	Double Acting
Plunger Design	Hollow Plunger
Coupler Type	CR-400
Surface Protection	Baked Enamel Finish

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RRH Series Applications

LONGLOOD Hollow Plunger Cylinders are widely used in:

Tensioning Applications

• Cable tensioning
• Rod tensioning
• Bolt tensioning
• Структурная перабудова

Прамысловае абслугоўванне

• Equipment alignment
• Component removal
• Рамонт цяжкай тэхнікі

Construction Projects

• Structural lifting
• Тэхнічнае абслугоўванне моста
• Installation positioning

Manufacturing Applications

• Pressing operations
• Assembly work
• Fixture positioning

Heavy Equipment Service

• Machinery repair
• Shaft extraction
• Component adjustment

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Перавагі прадукту

Push and Pull Capability

The hollow plunger design allows both compression and tension operations, making one cylinder suitable for multiple applications.

Fast Hydraulic Retraction

The double-acting system provides quick return movement, improving productivity.

Reliable Industrial Performance

High-quality materials and protective finishes ensure long-lasting performance in demanding environments.

Flexible Installation

Collar threads and compact design simplify mounting and integration.

Enhanced Safety

Relief valves and durable construction provide safer operation under high-pressure conditions.

Інструкцыі па бяспецы

Для бяспечнай працы:

• Confirm cylinder capacity matches the required load.
• Inspect couplers, шлангі, and fittings before operation.
• Never exceed the maximum pressure rating of 700 забараняць.
• Ensure the hollow plunger is properly aligned before applying force.
• Пазбягайце бакавой загрузкі, калі гэта не прызначана для прымянення.
• Keep the working area clear during operation.
• Use appropriate personal protective equipment.

Часта задаюць пытанні (FAQ)

1. What is a hollow plunger hydraulic cylinder?

A hollow plunger hydraulic cylinder is designed with a center opening through the piston, allowing it to perform both pushing and pulling operations using rods, cables, or other components.

2. What are the advantages of a double acting hollow cylinder?

A double acting hollow cylinder provides hydraulic control for both extension and retraction, allowing faster operation and better positioning control.

3. What capacity range does the RRH Series offer?

The LONGLOOD RRH Series provides:

• Ёмістасць: 30–145 tons
• Масла: 38–258 mm

4. What applications require hollow plunger cylinders?

They are commonly used for:

• Cable tensioning
• Bolt tensioning
• Pulling operations
• Shaft removal
• Структурная перабудова
• Абслугоўванне цяжкага абсталявання

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5. Што такое максімальны працоўны ціск?

The RRH Series operates at:

700 забараняць (10,000 psi) максімальны ціск.

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6. Why is a hollow plunger design useful?

The hollow plunger allows components such as rods and cables to pass through the cylinder, enabling applications that standard solid cylinders cannot perform.

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7. What accessories are included with the cylinder?

Each RRH Series cylinder includes:

• CR-400 coupler
• Dust cap

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8. What is the purpose of the relief valve?

The relief valve protects the cylinder from damage caused by excessive hydraulic pressure.

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9. Are RRH Series cylinders suitable for industrial use?

так. They are designed for professional applications including construction, абслугоўванне, вытворчасць, and heavy equipment servicing.

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10. Can LONGLOOD customize hollow plunger cylinders?

так. LONGLOOD provides OEM and ODM services including customized capacities, інсульты, mounting options, hydraulic connections, пакрыццяў, and branding solutions.

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Why Choose LONGLOOD RRH Series Hollow Plunger Hydraulic Cylinders?

The LONGLOOD RRH Series Double Acting Hollow Plunger Hydraulic Cylinders combine powerful push-pull capability, fast hydraulic retraction, трывалая канструкцыя, and reliable safety features. They provide a versatile hydraulic solution for demanding tensioning, ўздым, цягнучы, and industrial maintenance applications.

Прымяненне полага плунжерного цыліндра: