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 tolak dan tarik daya hidraulik. Featuring a hollow plunger design, these cylinders provide excellent versatility for tensioning, mengangkat, menarik, dan operasi menekan.

With capacities ranging from 30 kepada 145 tan, stroke options from 38 kepada 258 mm, and a maximum operating pressure of 700 bar, the RRH Series delivers powerful and reliable hydraulic performance for industrial maintenance, pembinaan, and heavy-duty applications.

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

Rekaan Pelocok Berongga untuk Aplikasi Tolak dan Tarik

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

Kelebihan:

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

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Double Acting Hydraulic Operation

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

Faedah:

• Pulangan omboh pantas
• 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.

Spesifikasi:

• Julat Kapasiti: 30–145 ton
• Julat Strok: 38–258 mm
• Tekanan Operasi Maksimum: 700 bar

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Built-In Relief Valves

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

Faedah:

• Protects internal components
• Improves operational safety
• Extends cylinder service life

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Corrosion Resistant Construction

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

Kelebihan:

• Improved durability
• Longer service life
• Sesuai untuk persekitaran industri

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Easy Installation with Collar Threads

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

Note: Collar threads are not applicable for:

• RRH-1001
• RRH-1508

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Tiub Pusat Terapung Bersalut Nikel Tahan Lama

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

Faedah:

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

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Plunger Wiper Protection

The integrated plunger wiper reduces contamination entering the cylinder.

Kelebihan:

• Protects internal components
• Reduces maintenance requirements
• Extends cylinder service life

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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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Spesifikasi Teknikal

Spesifikasi	Butiran
Jenis Produk	Double Acting Hollow Plunger Hydraulic Cylinder
Julat Kapasiti	30–145 Ton
Julat Strok	38–258 mm
Tekanan Operasi Maksimum	700 bar
Operation Type	Lakonan Berganda
Reka bentuk Plunger	Pelocok Berongga
Coupler Type	CR-400
Surface Protection	Baked Enamel Finish

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RRH Series Applications

LONGLOOD Hollow Plunger Cylinders are widely used in:

Aplikasi Menegangkan

• Menegangkan kabel
• Batang tegang
• Menegangkan bolt
• Pelarasan struktur

Penyelenggaraan Perindustrian

• Equipment alignment
• Penyingkiran komponen
• Heavy machinery repair

Projek Pembinaan

• Structural lifting
• Penyelenggaraan jambatan
• Kedudukan pemasangan

Aplikasi Pembuatan

• Operasi menekan
• Kerja pemasangan
• Fixture positioning

Perkhidmatan Alat Berat

• Machinery repair
• Pengekstrakan aci
• Component adjustment

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Kelebihan Produk

Keupayaan Tolak dan Tarik

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.

Garis Panduan Keselamatan

Untuk operasi yang selamat:

• Confirm cylinder capacity matches the required load.
• Inspect couplers, hos, and fittings before operation.
• Never exceed the maximum pressure rating of 700 bar.
• Ensure the hollow plunger is properly aligned before applying force.
• Avoid side loading unless specifically designed for the application.
• Pastikan kawasan kerja bersih semasa operasi.
• Use appropriate personal protective equipment.

Soalan Lazim (Soalan Lazim)

1. Apakah silinder hidraulik pelocok berongga?

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, kabel, 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:

• Kapasiti: 30–145 tons
• Strok: 38–258 mm

4. Apakah aplikasi yang memerlukan silinder pelocok berongga?

They are commonly used for:

• Menegangkan kabel
• Menegangkan bolt
• Operasi menarik
• Penyingkiran aci
• Pelarasan struktur
• Heavy equipment maintenance

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5. Berapakah tekanan operasi maksimum?

The RRH Series operates at:

700 bar (10,000 psi) maximum pressure.

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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?

ya. They are designed for professional applications including construction, penyelenggaraan, manufacturing, and heavy equipment servicing.

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10. Can LONGLOOD customize hollow plunger cylinders?

ya. LONGLOOD provides OEM and ODM services including customized capacities, pukulan, pilihan pemasangan, hydraulic connections, salutan, dan penyelesaian penjenamaan.

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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, pembinaan tahan lama, and reliable safety features. They provide a versatile hydraulic solution for demanding tensioning, mengangkat, menarik, and industrial maintenance applications.

Hollow Plunger Cylinder Application: