RCH Series Spring Return Single Acting Hollow Plunger Hydraulic Cylinders

The LONGLOOD RCH Series Spring Return Single Acting Hollow Plunger Hydraulic Cylinders are designed for professional applications requiring reliable työnnä ja vedä hydraulivoimaa in a compact and versatile cylinder design.

With a hollow plunger structure, these cylinders allow rods, kaapelit, and other components to pass through the center opening, making them ideal for tensioning, vetämällä, nosto, pressing, and mechanical maintenance operations.

The RCH Series combines a single-acting spring return system, kestävä rakenne, and corrosion-resistant protection to provide dependable performance in demanding industrial environments.

Available in capacities from 13 -lla 95 tonnia, with stroke lengths from 8 -lla 155 mm and center hole diameters from 19.6 -lla 79 mm, the RCH Series offers a flexible hydraulic solution for various industrial applications.

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RCH Series Hollow Plunger Cylinder Features

Ontto mäntärakenne työntö- ja vetosovelluksiin

The unique hollow plunger design allows the cylinder to perform both pushing and pulling operations.

Key benefits:

• Suitable for tensioning applications
• Allows rods and cables to pass through the center hole
• Supports both compression and pulling forces
• Provides greater flexibility compared with standard cylinders

Typical applications include:

• Kaapelin kiristys
• Pultin kiristys
• Shaft pulling
• Component extraction
• Rakenteellinen säätö

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Single Acting Spring Return System

The RCH Series uses hydraulic pressure for extension and an internal spring mechanism for automatic return.

Edut:

• Simple and reliable operation
• Nopea männän palautus
• Reduced hydraulic system complexity
• Improved working efficiency

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Smooth Saddle Design

Most RCH Series cylinders are equipped with smooth saddles to provide stable contact during operation.

Edut:

• Protects the plunger surface
• Improves load distribution
• Provides stable lifting support
• Reduces wear during operation

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Kestävä nikkelipinnoitettu kelluva keskusputki

Models above 20 tons feature a nickel-plated floating center tube designed to increase product durability.

Edut:

• Improved corrosion resistance
• Reduced wear
• Extended service life
• Reliable performance under repeated use

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Corrosion-Resistant Construction

The baked enamel exterior finish provides enhanced protection against corrosion.

Edut:

• Soveltuu teollisuusympäristöihin
• Improves durability
• Helps maintain long-term performance

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Easy Installation and Fixturing

The collar thread design allows simple installation and secure mounting.

Edut:

• Easy fixture integration
• Improved positioning stability
• Convenient setup for different applications

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Tekniset tiedot

Erittely	Yksityiskohdat
Tuotetyyppi	Single Acting Hollow Plunger Hydraulic Cylinder
Return Type	Kevään paluu
Kapasiteettialue	13–95 Ton
Iskualue	8–155 mm
Suurin käyttöpaine	700 baari
Center Hole Diameter	19.6–79 mm
Männän muotoilu	Ontto mäntä

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RCH Series Applications

The LONGLOOD RCH Series cylinders are widely used in:

Teollinen huolto

• Komponenttien poisto
• Equipment repair
• Machinery maintenance

Kiristyssovellukset

• Kaapelin kiristys
• Tangon kiristys
• Pultin kiristys

Rakennusprojektit

• Rakenteellinen säätö
• Sillan huolto
• Asennuspaikannus

Valmistussovellukset

• Puristustoiminnot
• Kokoonpanotyöt
• Fixture applications

Raskaan kaluston palvelu

• Akselin poisto
• Mechanical alignment
• Hydraulic maintenance

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Tuotteen edut

Työntö- ja vetoominaisuus

The hollow plunger design provides both pushing and pulling functionality, making it suitable for complex hydraulic tasks.

Compact and Flexible Design

The compact structure allows installation in limited working spaces.

Reliable Automatic Return

The spring return system provides efficient operation without requiring hydraulic retraction.

Long Service Life

High-quality materials, nickel-plated components, and protective coatings ensure durability.

Wide Application Range

Multiple capacities and stroke options allow users to select the right cylinder for different projects.

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Turvallisuusohjeet

Turvallista käyttöä varten:

• Select a cylinder with suitable capacity for the application.
• Never exceed the maximum working pressure of 700 baari.
• Ensure the cylinder is positioned on a stable surface.
• Check the hollow plunger alignment before applying pressure.
• Tarkasta letkut, liittimet, and fittings before use.
• Avoid side loading unless the application allows it.
• Pidä työalue vapaana käytön aikana.
• Wear appropriate protective equipment.

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Usein kysytyt kysymykset (UKK)

1. Mikä on ontto mäntäinen hydraulisylinteri?

A hollow plunger hydraulic cylinder has a central opening through the piston, allowing rods, kaapelit, or other components to pass through while applying hydraulic force.

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2. What are the advantages of the RCH hollow plunger design?

The hollow plunger design allows:

• Push and pull operations
• Through-hole applications
• Tensioning work
• Greater installation flexibility

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3. What is the capacity range of the RCH Series?

The LONGLOOD RCH Series offers:

• Kapasiteetti: 13–95 tons
• Sidos: 8–155 mm
• Center Hole Diameter: 19.6–79 mm

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4. How does the spring return system work?

The cylinder extends when hydraulic pressure is applied. When pressure is released, the internal spring automatically retracts the plunger.

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5. Mikä on suurin käyttöpaine?

The RCH Series is designed for:

700 baari (10,000 psi) maximum operating pressure.

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6. Mitkä sovellukset vaativat onttoja mäntäsylintereitä?

Common applications include:

• Kaapelin kiristys
• Pultin kiristys
• Vetotoiminnot
• Akselin poisto
• Rakenteellinen säätö
• Teollisuuden kunnossapito

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7. What is the purpose of the center hole?

The center hole allows rods, kaapelit, or other components to pass through the cylinder, enabling pulling and tensioning operations.

8. Are RCH Series cylinders easy to install?

Kyllä. Collar threads allow simple mounting and secure fixture installation.

9. What is the difference between a hollow plunger cylinder and a standard hydraulic cylinder?

A standard cylinder mainly provides pushing force, while a hollow plunger cylinder can perform both pushing and pulling operations through its center opening.

10. Can LONGLOOD customize RCH Series cylinders?

Kyllä. LONGLOOD provides OEM and ODM services, including customized capacity, stroke length, center hole dimensions, asennusvaihtoehdot, pinnoitteet, ja brändäysratkaisut.

Why Choose LONGLOOD RCH Series Hollow Plunger Cylinders?

The LONGLOOD RCH Series Spring Return Single Acting Hollow Plunger Hydraulic Cylinders combine compact design, push-pull capability, reliable spring return operation, and durable construction. They are an excellent choice for professional users requiring versatile hydraulic solutions for tensioning, nosto, vetämällä, and maintenance applications.

Application of RCH-1003 Hollow Plunger Cylinder:

The RCH-1003 hollow plunger cylinder is used for intermediate boom suspension on a dragline.