Pneumatic Actuator

Powering Automation: Efficient Motion with
JIMAI Pneumatic Actuators

Pneumatic actuators are the workhorses of countless automation systems. Explore our extensive product line to find the best fit for your specific application.

Material Upgrade
ASTM 5140 for superior hardness and wear resistance.
Precision Manufacturing
In-house processing ensures higher concentricity.
Seal Structure
Advanced seal design for higher reliability.
Testing Assurance
High-precision testing with detailed reports.
Automated Production
Automated screw machines for higher precision.
Surface Hardening
Enhanced cylinder surface hardness and corrosion resistance.
Explore Our Product
/Quarter Turn Rack and Pinion Pneumatic Actuator
Quarter Turn Rack and Pinion Pneumatic Actuator

Adopting Corrosion-resistant stainless steel screws.

Hard anodized cylinder, wear resistance

Highly responsive to the working instruction

Symmetrical rack and pinion structure to make it run smoothly and safely

/Rotary Pneumatic Actuator With Scale Indicator
Rotary Pneumatic Actuator With Scale Indicator

Simple structure, exquisite appearance

Highly responsive to the working instruction

Hard anodized cylinder, wear resistance

Long service of life, can be used up to 1million times

/0 45 90 Degree Three Position Rotary Pneumatic Actuator
0 45 90 Degree Three Position Rotary Pneumatic Actuator

Rotation degree: 0-45,45-90,0-90

Feature: Safe and explosion-proof

Application field: Oil refining, chemical industry

Operating Media: Air, Water,Gas, Oil, Steam

Rotating shaft: Nickel plated 

/0-180 Degree Rack Pinion Pneumatic Actuator
0-180 Degree Rack Pinion Pneumatic Actuator

Compact design with a contemporary visual look

Same output torque with 90 degree pneumatic actuator

Same width with 90 degree rotation pneumatic actuator

/HXY Series Scotch Yoke Pneumatic Actuator
HXY Series Scotch Yoke Pneumatic Actuator

X-RING configuration

Copper sliding mechanism

Enhance the composition of susceptible components

Front configuration of air connection and overhead arrangement of lifting lug

Material Integrity
Quality Materials, Superior Performance

We understand that the heart of any reliable actuator lies in the quality of its materials. That's why we carefully select and process materials such as high-strength aluminum alloys, stainless steel, and high-grade polymers, and use even more sophisticated manufacturing processes.

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Cylinder Comparison

ompared with our counterparts, our cylinder block has added hard oxidation process, which has a more durable service life.

In-house production of shafts, pistons, and cylinders.

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Shaft Comparison
It is made of ASTM 5140, which has superior hardness and abrasion resistance compared to 45-gauge steel commonly used by peers.
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Shaft Comparison
It is evident that the surface and underside of the rotating shaft are significantly smoother.
Product Technology
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Body process

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CNC Machining Center

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Processed Body

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Automatic Machining of Axes by Robotic Arms

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Sealing Test Bench

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Automatic Screw Machine

Customization
Tailored Solutions for Your Unique Needs

One size doesn't always fit all. We understand that some applications require specific adaptations. That's why we offer a wide range of customization options to ensure our pneumatic actuators perfectly match your unique requirements.

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Logo Can be Customized
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End Cap Styles Can be Customized
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Actuator Body Color can be Customizedd
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Actuator Body Color can be Customized
Guide To Order The Pneumatic Actuator
Actuator Types

Selection Basis: Choose based on torque requirements and application.

Common Types:

Rack and Pinion: Torque limited to approximately 6500 NM at 4 bar.

Scotch Yoke: Higher output torque, up to approximately 110,000 NM at 4 bar, suitable for larger valves.

Operational Modes

Selection Basis: Choose based on required functionality (fail-safe operation, air consumption, etc.)

Common Types:

Double-Acting: Requires air to open and close. Typically A port opens, B port closes.

Single-Acting (Spring Return): Uses air to actuate in one direction and a spring to return. Can be normally open (air closes) or normally closed (air opens). Used in hazardous areas to prevent frequent air input if air supply is interrupted.

Output Torque Verification

Customer Provides Torque: Easiest selection if customer provides valve torque with safety factor. Compare actuator torque (at specified air pressure) to valve torque + safety factor.

Customer Provides Information: If customer is unsure of torque, provide valve type, seal material, and size for model selection.

Emphasis: For spring return actuators, the spring torque is the critical factor to compare against the valve torque + safety factor. Double-acting actuators are typically verified under a pressure of 5 bar.

Special Degree of Rotation

Customization Services: Offer various degree of rotation options beyond the standard 90 degrees.

Options:

0-180 degrees

0-120 degrees

0-135 degrees

Three-position: 0-45, 45-90, 0-90 degrees for precise flow control.

Customer Input: Customer specifies required degree of rotation.

Common Applications For Pneumatic Actuator
Chemical Industry

Pneumatic actuators are essential for controlling chemical processes. They precisely regulate valve positions in pipelines carrying corrosive or hazardous materials, ensuring accurate mixing, batching, and flow control. They are also used to operate diverter valves directing flow to different reactors or holding tanks.

Construction Industry

In construction, pneumatic actuators are used for precise positioning of equipment. They can control mixing operations in cement plants, adjust the tilt of solar panels, and operate louvers or dampers in large-scale ventilation systems within buildings.

Petroleum Industry

Pneumatic actuators play a critical role in oil and gas extraction, refining, and transportation. They are used in valve control for pipelines, tanks, and processing equipment. They also control the position of nozzles during the filling of tankers, improving safety and efficiency.

Metallurgy Industry

These actuators are used to control material flow in processing equipment, such as regulating the flow of molten metal in casting processes. They can also be used for the precise positioning of tools in metalworking applications.

Electricity Industry

Pneumatic actuators are crucial in power generation and distribution. They are used to operate valves in power plants, control the position of solar reflectors in concentrated solar power (CSP) systems, and manage the operation of circuit breakers and switches in substations.

Foodstuffs Industry

Pneumatic actuators are used in food and beverage processing for precise control over various operations, such as dispensing ingredients, opening and closing valves in filling machines, and adjusting the position of conveyor belts. They can be used in precise mixing applications and must comply with stringent hygiene standards.

Answers to Your Questions

Pneumatic Actuators

Frequently Asked Questions

We have compiled a list of frequently asked questions to help you better understand pneumatic actuators.

Find answers about sizing, maintenance, applications and more.

If you can't find the information you need, our team of experts is ready to help.

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Q: Pneumatic Actuator types & Applications?
A: Pneumatic actuators come in two primary types: Rotary Pneumatic Actuator and Linear Pneumatic Actuator, each serving different applications based on their motion and design.
Q: How to Choose the Right Size Actuator
A:To choose the right size actuator, it is crucial to make a decision based on the required torque or thrust and the operating pressure. Start by using our detailed calculator to ensure the sizing is accurate. In addition, always consider a safety margin to account for any unexpected fluctuations or load changes during operation. This will help you choose an actuator that will not only meet your technical requirements, but also operate efficiently and safely over its service life.
Q: Maintenance Tips?
A:Clean air, lube parts, check seals. Avoid corrosion. See manual.
Q: Customization available?
A:Yes! Special sizes, materials, etc. Contact our engineers.
Q: Is Pneumatic Valve Actuator Built for Durability and Precision?
A:Pneumatic actuator made in-house, featuring a high-hardness ASTM5140 shaft, epoxy-aluminum end caps with auto-tightening, a precision piston, and sealing tested for long life and quality.
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