Pancake Cylinders: Complete Guide to Hydraulic Flat Cylinders for Heavy Lifting
Whether you are using them on bridges, machinery installations, mines or industrial applications – pancake cylinders have proven themselves as the perfect choice if you require a highly powerful piece of equipment that needs to be installed in extremely tight spaces.
In this guide, we will cover all there is to know about pancake cylinders. From how they work, to what they’re used for, plus why they’re superior over other kinds of cylinder – we’ll explain exactly everything you need to make the most informed decision on which kind of pancake cylinder is best suited to meet your unique requirements.
What Are Pancake Cylinders?
Pancake cylinders, ultra-low profile hydraulic cylinders, create massive amounts of lifting force in tight situations. Their unique, flat configuration allows these types of hydraulic cylinders to be very compact – yet still provide huge amounts of power for heavy-duty lifting operations.
They’re usually dubbed ‘flat’ cylinders due to their disc-like shape resembling that of a pancake (hence the name). And although they have an abbreviated height, these kinds of hydraulic systems are built to handle incredible amounts of pressure from hydraulic fluids at work.
Hydraulic pancake cylinders are great for heavy lifting scenarios, but you can opt for a pneumatic pancake cylinder if your application involves compressed air rather than liquid-based hydraulics. As expected, pneumatic ones are typically less heavy-duty and better suited for automation.
Industries that commonly use pancake cylinders include:
- Bridge construction
- Structural engineering
- Heavy equipment installation
- Railway maintenance
- Shipbuilding
- Mining operations
- Oil and gas facilities
- Industrial manufacturing
- Foundation repair projects
What Is a Pancake Cylinder?
A pancake cylinder is a compact hydraulic actuator engineered to provide maximum lifting force while occupying minimal vertical space.
Its unique design combines strength, durability, and efficiency, making it suitable for challenging industrial environments.
Low-Profile Design
The most distinctive feature of pancake cylinders is their extremely low collapsed height. They can easily fit beneath heavy equipment or structures where standard hydraulic cylinders cannot be installed.
Compact Construction
Despite its compact dimensions, this pancake cylinder will be manufactured with high-strength alloy steel and precision-machined components for long-lasting performance.
High Load Capacity
One of the main advantages of pancake cylinders is that they can easily lift massive loads without compromising on its stability & Precision.
Hydraulic vs Pneumatic Pancake Cylinders
Although they share a similar low-profile design, hydraulic and pneumatic pancake cylinders operate differently.
| Feature | Hydraulic Pancake Cylinder | Pancake Cylinder Pneumatic |
| Power Source | Hydraulic oil | Compressed air |
| Force Generation | Extremely high | Moderate |
| Operating Pressure | Up to 700 bar or more | Lower air pressure |
| Best For | Heavy lifting | Automation and light-duty movement |
| Precision | Excellent | Good |
| Maintenance | Moderate | Lower |
A pancake cylinder pneumatic solution is ideal for factory automation, clamping, and repetitive movements where speed is important.
Hydraulic pancake cylinders, however, are the preferred choice for lifting heavy structures, construction equipment, industrial machinery, and infrastructure projects because they generate significantly greater force.
Key Features of Hydraulic Pancake Cylinders
The modern-day hydraulic pancake cylinder ensures unmatched reliability even when faced with challenging work scenarios. It comes packed with various attributes that set it apart from other types of pneumatic cylinders.
Some of their key features include:
- Ultra-low collapsed height for confined spaces
- High tonnage lifting capacity
- Compact and lightweight construction
- Heavy-duty steel body for durability
- Corrosion-resistant surface finish
- Easy installation and operation
- Excellent load stability
- Reliable performance under continuous operation
- Long operational lifespan with minimal maintenance
These features make pancake cylinders an indispensable tool across numerous industrial sectors.
Applications of Pancake Cylinders
There are numerous applications of pancake cylinders because of their compact design and superior lifting ability, such as bridge construction, building lifting and many others.
Bridge Construction
Engineers use them for bridge lifting, bearing replacement and structural alignment when there’s very little room to install.
Building Lifting
These are used to safely lift whole buildings while they go through foundation repair work or structural modification.
Structural Steel Erection
Pancake cylinders are used to position heavy steel components accurately.
Heavy Machinery Installation
Industrial equipment can be lifted and aligned precisely without having to provide excessive clearance.
Mining
Mining operations utilize pancake cylinders for equipment maintenance and heavy component replacements.
Railway Maintenance
Engineers use pancake cylinders to align and lift railway tracks and other rail infrastructure.
Shipbuilding
These hydraulic cylinders can be used to safely lift massive parts of ships within restricted spaces.
Oil & Gas
Pancake cylinders provide support while performing oil & gas maintenance at offshore rigs, refining facilities, and more.
Industrial Maintenance
Pancake cylinders help to perform various operations such as machine servicing, equipment positioning, and plant maintenance inside factories.
Foundation Repair
The usage of pancake cylinders includes performing various tasks during the underpinning project & controlled structure lifting.
Why Ultra Low Height Hydraulic Jacks Are Also Known as Pancake Cylinders?
Ultra-low-height hydraulic jacks are often referred to as pancake cylinders because they share the same compact, flat profile and are designed for lifting heavy loads in areas with minimal clearance. Their low collapsed height makes them ideal for applications where conventional hydraulic jacks cannot fit.
BEMCO JACK offers a range of ultra-low-height hydraulic solutions that deliver powerful lifting performance while maintaining exceptional stability and durability.
Ultra Low Height Single Acting Plain Ram Hydraulic Jack
The Ultra Low Height Single Acting Plain Ram Hydraulic Jack is designed for lifting heavy loads in confined spaces where every millimetre of clearance matters.
Key features include:
- Extremely low-profile construction
- High lifting capacity
- Compact operation
- Ideal for restricted workspaces
Ultra Low Height Single Acting Threaded Ram Hydraulic Jack
The Ultra Low Height Single Acting Threaded Ram Hydraulic Jack provides additional versatility through its threaded ram design, making it suitable for applications requiring precise positioning and secure mechanical load holding.
Its advantages include:
- Mechanical load holding
- Accurate positioning
- Improved operational safety
- Long stroke options
Flat Hydraulic Jacks
Flat Hydraulic Jacks are specially engineered for applications where lifting clearance is extremely limited but high lifting force is essential.
They are widely used for:
- Limited clearance lifting
- Heavy equipment alignment
- Industrial maintenance
- Construction projects
Benefits of Choosing Hydraulic Pancake Cylinders
There are many reasons to choose hydraulic pancake cylinders over traditional types of lifting devices. Some key benefits provided by pancake cylinders include:
These include:
- High lifting force
- Space-saving low-profile design
- Improved workplace safety
- Precise and controlled lifting
- Excellent load stability
- Long service life
- Low maintenance requirements
- Reliable performance in demanding environments
All these factors make pancake cylinders a very efficient solution when you need powerful yet precise lifting tools in your industry.
How to Choose the Right Pancake Cylinder
The right choice of pancake cylinder will depend on some key considerations, which are discussed below.
Consider the following before making a purchase:
1. Required lifting capacity
2. Stroke length
3. Available installation space
4. Operating pressure
5. Single-acting or double-acting configuration
6. Plan ram or thread ram design
7. Environmental conditions & application requirements
Choosing the correct specification ensures safe operation, improved efficiency, and longer equipment life.
Why Choose BEMCO JACKS?
BEMCO JACK is a trusted manufacturer of high-performance hydraulic lifting equipment designed for demanding industrial applications.
Customers choose BEMCO JACK because of:
- Heavy-duty hydraulic lifting solutions
- Custom-engineered hydraulic cylinders
- High-quality manufacturing standards
- Global supply capabilities
- Decades of industry expertise
- Reliable after-sales support
- Proven performance across construction, infrastructure, mining, and industrial sectors
Whether your project requires standard hydraulic solutions or customized lifting systems, BEMCO JACK delivers dependable products built for maximum performance.
Frequently Asked Questions
A pancake cylinder is a low-profile hydraulic cylinder designed to generate high lifting force in confined spaces where standard cylinders cannot be used.
A hydraulic pancake cylinder uses hydraulic fluid to produce extremely high lifting force. In contrast, a pneumatic pancake cylinder operates using compressed air and is generally suited for lighter-duty industrial automation applications.
They are widely used in bridge construction, heavy machinery installation, railway maintenance, mining, shipbuilding, industrial maintenance, foundation repair, and oil and gas projects.
The load capacity varies by model and manufacturer. Heavy-duty hydraulic pancake cylinders are available in capacities ranging from a few tons to several hundred tons.
Yes. Flat hydraulic jacks are commonly referred to as pancake cylinders because both feature an ultra-low-profile design and are intended for heavy lifting in restricted spaces.
Consider the required lifting capacity, stroke length, operating pressure, available installation space, ram type, and application environment before selecting a pancake cylinder.