RCH Series Spring Return Single Acting Hollow Plunger Hydraulic Cylinders

А LONGLOOD RCH Series Spring Return Single Acting Hollow Plunger Hydraulic Cylinders are designed for professional applications requiring reliable push and pull hydraulic force in a compact and versatile cylinder design.

With a hollow plunger structure, these cylinders allow rods, кабели, and other components to pass through the center opening, making them ideal for tensioning, тянет, подъем, нажатие, and mechanical maintenance operations.

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

Доступен в емкостях от 13 к 95 тонны, with stroke lengths from 8 к 155 мм and center hole diameters from 19.6 к 79 мм, the RCH Series offers a flexible hydraulic solution for various industrial applications.

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RCH Series Hollow Plunger Cylinder Features

Hollow Plunger Design for Push and Pull Applications

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:

• Cable tensioning
• Bolt tensioning
• Shaft pulling
• Component extraction
• Структурная перестройка

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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.

Преимущества:

• Простая и надежная работа
• Fast piston return
• Reduced hydraulic system complexity
• Повышенная эффективность работы

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Smooth Saddle Design

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

Преимущества:

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

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Durable Nickel-Plated Floating Center Tube

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

Преимущества:

• Improved corrosion resistance
• Reduced wear
• Увеличенный срок службы
• Reliable performance under repeated use

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Corrosion-Resistant Construction

The baked enamel exterior finish provides enhanced protection against corrosion.

Преимущества:

• Подходит для промышленных условий
• 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.

Преимущества:

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

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Технические характеристики

Спецификация	Подробности
Тип продукта	Single Acting Hollow Plunger Hydraulic Cylinder
Тип возврата	Весеннее возвращение
Диапазон мощности	13–95 Ton
Диапазон хода	8–155 mm
Максимальное рабочее давление	700 бар
Center Hole Diameter	19.6–79 mm
Plunger Design	Hollow Plunger

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RCH Series Applications

The LONGLOOD RCH Series cylinders are widely used in:

Промышленное обслуживание

• Component removal
• Ремонт оборудования
• Machinery maintenance

Tensioning Applications

• Cable tensioning
• Rod tensioning
• Bolt tensioning

Construction Projects

• Структурная перестройка
• Обслуживание моста
• Расположение установки

Manufacturing Applications

• Прессовые операции
• Assembly work
• Fixture applications

Heavy Equipment Service

• Shaft removal
• Mechanical alignment
• Гидравлическое обслуживание

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Преимущества продукта

Push and Pull Capability

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.

Длительный срок службы

Высококачественные материалы, 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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Правила техники безопасности

Для безопасной эксплуатации:

• Select a cylinder with suitable capacity for the application.
• Never exceed the maximum working pressure of 700 бар.
• Ensure the cylinder is positioned on a stable surface.
• Check the hollow plunger alignment before applying pressure.
• Осмотрите шланги, муфты, и фитинги перед использованием.
• Avoid side loading unless the application allows it.
• Keep the working area clear during operation.
• Wear appropriate protective equipment.

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Часто задаваемые вопросы (Часто задаваемые вопросы)

1. What is a hollow plunger hydraulic cylinder?

A hollow plunger hydraulic cylinder has a central opening through the piston, allowing rods, кабели, 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:

• Емкость: 13–95 tons
• Гладить: 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. Какое максимальное рабочее давление??

The RCH Series is designed for:

700 бар (10,000 пси) maximum operating pressure.

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6. What applications require hollow plunger cylinders?

Common applications include:

• Cable tensioning
• Bolt tensioning
• Pulling operations
• Shaft extraction
• Структурная перестройка
• Промышленное обслуживание

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7. What is the purpose of the center hole?

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

8. Are RCH Series cylinders easy to install?

Да. 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?

Да. LONGLOOD предоставляет услуги OEM и ODM., including customized capacity, длина хода, center hole dimensions, варианты монтажа, покрытия, and branding solutions.

Why Choose LONGLOOD RCH Series Hollow Plunger Cylinders?

А LONGLOOD RCH Series Spring Return Single Acting Hollow Plunger Hydraulic Cylinders сочетать компактный дизайн, push-pull capability, reliable spring return operation, и прочная конструкция. They are an excellent choice for professional users requiring versatile hydraulic solutions for tensioning, подъем, тянет, 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.