The Steadyline Series: Kinetrol's Answer to Ultra-Reliable Valve Actuation with Enhanced Valve Damping Features

The Steadyline Series: Kinetrol's Answer to Ultra-Reliable Valve Actuation with Enhanced Valve Damping Features

Rapid opening or closing valves in industrial process piping systems can lead to several problems. Here's a rundown of potential issues:
  1. Water Hammer: This is one of the most commonly known problems resulting from the rapid closing or opening of valves. Also known as hydraulic shock, water hammer occurs when a fluid's flow rate changes, causing a sudden increase in pressure producing shock waves that travel through the fluid in the pipes. The resulting forces can damage pipes, valves, and other equipment.
  2. Cavitation: This occurs when the pressure of a liquid drops below its vapor pressure, leading to the formation of vapor bubbles. When these bubbles move to an area of higher pressure, they collapse, causing localized shock waves, eroding the valves and pipes' material, and leading to premature equipment failure.
  3. Surge Pressures: Similar to water hammer but typically in systems with gases, rapid valve closure or opening can result in a pressure surge, damaging the system.
  4. Pump Issues: Rapidly closing a valve downstream of a pump can result in a sudden increase in pressure, which might cause the pump to work against a "dead head" condition, leading to overheating and potential damage to the pump.
  5. Instrumentation Errors: Rapid changes in flow rates can cause instrumentation reading errors, as many flow meters and sensors require steady-state conditions for accurate measurements.
  6. Process Upsets: Rapid valve actions can lead to unexpected changes in process conditions, potentially affecting product quality or even causing unsafe conditions.
  7. Noise: Fluids' sudden acceleration or deceleration can create noise due to vibrations. Over time, this can also contribute to material fatigue.
  8. Seal and Gasket Failure: The sudden change in pressure and flow can exert excessive stress on seals and gaskets, leading to premature failure.
  9. Mechanical Stress: The physical stress from rapid valve actions can weaken pipe supports, joints, and valve mechanisms.
A dashpot is a mechanical device that resists motion, often viscous friction, to dampen dynamic systems. Essentially, a dashpot is a damper that uses hydraulic or viscous friction to absorb energy, similar to how shock absorbers work in cars to smooth the ride. A dashpot rotary damping unit refers explicitly to a device that provides rotational damping.

Kinetrol's Steadyline pneumatic actuator assemblies are precision valve actuators, integrating their dashpot rotary damping units to provide smooth resistance to actuator/valve shaft rotation and individual customer requirements.

Kinetrol Steadyline assemblies smooth out the actuator's standard travel, dampen any flow-induced valve disc oscillations, and allow the user to specify a minimum travel time upon power failure.

For more information, contact:
Kinetrol USA

Kinetrol Blueline Series: An Outstanding Choice for the Food and Beverage Industry

Kinetrol Blueline Series: An Outstanding Choice for the Food and Beverage Industry

As a world leader in pneumatic valve actuator manufacturing, Kinetrol consistently offers specialized products that meet the unique needs of various industries. Kinetrol has tailored its Blueline series of actuators to meet the stringent requirements of the food and beverage sector.

Kinetrol Blueline Coating Specification and Availability

The Kinetrol Blueline actuator series features a robust, high-performance epoxy finish - Epoxy Powder RAL5015. This vibrant sky-blue shade serves aesthetic and functional purposes, as detailed below.

Kinetrol offers this epoxy finish for a range of its products:
  • Models 03 to 18 Double Acting and Spring Return
  • Positioners - EL and AP
  • Switch boxes - VLS/ULS and Explosion Proof
Kinetrol's Blueline coating solution adheres to the rigorous standards of the FDA and BELGAQUA. This top-tier coating solution enhances our range of actuators and accessories by providing various benefits. With the Blueline coating, their products meet the stringent requirements of the food production industry and deliver exceptional performance and added value to their customers.

Blueline Features

The Epoxy Powder RAL5015 finish provides the Blueline series of actuators with features that make them especially suitable for food and beverage applications:
  1. Resistance to "caustic washdown": The Blueline series works well in environments that frequently require caustic washdowns. The epoxy coating resists chemicals and aggressive cleaning agents, even under challenging conditions.
  2. Resistance to chipping/flaking: Durability is a hallmark of the Blueline series. The tough epoxy coating resists chipping and flaking, protecting the actuators and keeping them in prime condition over time.
  3. Non-stick properties: Hygiene is paramount in the food and beverage industry. The epoxy coating's non-stick properties make it easy to clean, preventing contaminants from adhering to the surface and contributing to a hygienic environment.
  4. Resistance to salt-laden environments: The Blueline series also suits applications with salt or salt-laden environments. The epoxy coating protects against corrosion and salt-induced deterioration.
  5. Visibility and detectability: If the coating ever dislodges, its bright sky-blue color is easy to spot. Sensors in food production can also detect the layer, ensuring quick identification and response to incidents.
Kinetrol's Blueline series of actuators, featuring the Epoxy Powder RAL5015 finish, make an excellent choice for the food and beverage industry. These actuators stand out as reliable, durable, and highly compliant with the hygiene and safety requirements of the sector. The Blueline series offers functionality and peace of mind, ensuring a smooth and efficient production.

For more information, contact Kinetrol USA. Call 972-447-9443 or visit

Pneumatic Vane Actuators Revolution: Kinetrol's Blueline Series Designed for the Foodservice and Beverage Industry

Discover the formidable performance of the Blueline Series from Kinetrol, our pneumatic vane actuators meticulously crafted for the rigorous demands of the food service and beverage processing industry. Expertly engineered to function optimally in environments necessitating intensive chemical wash-downs, these actuators stand firm where others fall short, unswayed by the aggressive nature of caustic or acidic cleaning agents.

The Blueline Series from Kinetrol enables you to disregard worries of corrosive damage. Its innovative construction resolutely bears the brunt of the harshest circumstances. Dive into the enduring nature and resilience of these cost-effective measures, and allow our Blueline Series to infuse unmatched reliability into your operations, irrespective of the severity of the environment.

Kinetrol's Blueline Series is a testament to engineering innovation in the field of pneumatic vane actuators, explicitly fashioned for the challenges presented by the food service and beverage processing industry. With an emphasis on increasing the lifespan of the actuators, these devices can endure stringent chemical wash-down regimes. They are a product of engineering ingenuity aimed at neutralizing the detrimental effects of caustic or acidic cleaning agents, which usually impair the functionality of most pneumatic actuators. The outcome is the Blueline Series – an economical, resilient, and technologically sophisticated answer to the demands of these industrial sectors.

When food and beverage applications become challenging, have faith in the persistent durability of Kinetrol's Blueline Series.

Kinetrol Fire Fail-Safe Spring Units: An Important Solution for Valve and Damper Control in Fire Events

Kinetrol Fire Fail-Safe Spring Units: An Important Solution for Valve and Damper Control in Fire Events

Providing failsafe mechanisms for valves in industrial process control systems is critical for several reasons, particularly when considering fire safety.

The operation of a failsafe mechanism depends on the specifics of the process and the process media. A valve might need to fail-open (default to the open position when power is lost) or fail-closed (default to the closed position when power is lost), depending on the nature of the process and the potential hazards involved. For example, in a fire situation, a valve in a cooling water system might need to fail-open to ensure continuous cooling to prevent overheating. In contrast, a valve in a fuel line might need to be fail-closed to avoid the release of fuel that could feed the fire. So, the design of failsafe mechanisms must meet each industrial process's specific needs and hazards.

Kinetrol Fire Fail-Safe Spring Units are critical safety components in industrial systems, designed to ensure the automatic opening or closing of a valve or damper in the event of a fire. The inherent capability of these units to initiate a controlled response under fire conditions provides an extra layer of security to the process control landscape.

Central to the functioning of these fail-safe units is a fusible link mechanism. A fusible link is a device used in electrical, mechanical, or process control systems that acts as a failsafe mechanism. Its primary function is to fail or react when exposed to a specific temperature, often associated with fire conditions. They incorporate a material or a combination of materials (usually metal alloys) with low melting points. Under normal conditions, the fusible link will allow the system to function as designed. However, when the ambient temperature around the fusible link reaches a specific threshold (due to a fire or other abnormal condition), the material of the fusible link will melt or break. This action, in turn, triggers the Kinetrol Fire Fail-Safe Spring Unit into operation, and depending on the design and requirement of the system, the spring unit will open or close the valve or damper. The automatic movement restricts or allows the flow of fluids or gases, aiding in fire control by either isolating hazardous substances or allowing the passage of fire suppression agents.

Fusible links are a simple and effective way to add a layer of safety to systems where fire risk is present.

Overall, the Kinetrol Fire Fail-Safe Spring Units, through their incorporation of fusible link mechanisms, offer a reliable and effective method of mitigating the risks associated with fire in industrial environments.

For more information, contact:
Kinetrol USA

Kinetrol Spring Packs: Unleashing the Power of Advanced Torsion Spring Technology for Superior Performance

Kinetrol Spring Packs

Torsion and helical compression springs are mechanical springs used for storing and releasing energy in various applications. However, in engineering terms, torsion springs perform better than helical compression springs for rotational motion due to their inherent design and functioning principles.

Torsion springs store and release rotational energy through the action of twisting. When a torsion spring twists, it stores potential energy in mechanical strain, which releases as the spring returns to equilibrium, allowing for a direct and efficient energy transfer in rotational applications.

On the other hand, helical compression springs are designed for linear motion and store energy when subjected to an axial compressive force. The spring compresses under load, storing potential energy as mechanical strain, and releases it as the spring returns to its uncompressed state. Due to their linear nature, helical compression springs are not as well-suited for rotational motion as torsion springs. Their energy transfer is less direct and efficient in these applications. Instead, they must include a rack and pinion mechanism for rotational movement. The use of these extra components introduces several disadvantages:

Disadvantages of helical compression springs for rotational movement:

  1. Increased complexity: The rack and pinion gear system adds complexity to the design, requiring additional components and maintenance compared to a torsion spring system.
  2. Lower efficiency: The energy transfer through the rack and pinion system is less direct and efficient, requiring converting linear motion from the helical compression spring into rotational motion.
  3. Backlash: The rack and pinion system may introduce backlash, which is the unwanted play between the gear teeth, potentially leading to imprecise motion control and increased wear over time.
  4. Space requirements: The additional components and assembly of the rack and pinion system require more space compared to a torsion spring, making it less suitable for compact applications.

Torsion springs outperform helical compression springs in rotational motion applications because their design and functioning principles allow for a more direct and efficient energy transfer. Torsion springs are better suited to meet the demands of rotational motion applications by storing and releasing energy through twisting rather than axial compression.

Kinetrol, a leader in precision-engineered mechanical components, manufactures highly reliable, low-stress, clock-type spring units for their broad line of pneumatic actuators and as stand-alone spring packs. Their "clock-type" design delivers unmatched reliability and performance, making them the preferred choice of mechanical engineers seeking to enhance efficiency and safety. These robust and resilient spring units can be seamlessly integrated into a wide range of non-Kinetrol applications, offering engineers the flexibility they require to address diverse design challenges. With their superior torsional characteristics, these spring packs are especially well-suited for applications such as spring return mechanisms and fail-safe operations, where consistent and dependable force output is paramount.

Advantage summary for Kinetrol Spring Packs:

  1. Angular force: Torsion springs exert a rotational or angular force, making them ideal for applications requiring rotational movement, such as quarter-turn actuators. On the other hand, helical compression springs exert a linear force, which is suitable for applications involving compression, but not for rotational motion.
  2. Space efficiency: Torsion springs can be more space-efficient than helical compression springs in specific applications. Their spiral design allows them to be compact and fit into tight spaces while providing the required force. It is advantageous in applications with limited space or the design demands a smaller footprint.
  3. Stability: Torsion springs can provide excellent stability in some applications, maintaining their force over a wide range of angular deflection allowing for more precise control and consistent performance in certain situations.
  4. No need for additional hardware: Torsion springs can apply force directly to the component they are working on without needing other hardware to accommodate rotational movement, simplifying the overall design and reducing the number of parts.

For more information, contact:
Kinetrol USA

Kinetrol Actuators with Epoxy Stove Enamel Finish: A Winning Combination for Enhanced Durability and Style

Kinetrol Actuators with Epoxy Stove Enamel Finish: A Winning Combination for Enhanced Durability and Style

Kinetrol, a leading manufacturer of vane actuators, strategically uses epoxy stove enamel external finishes for their products, offering unparalleled benefits to their customers. This state-of-the-art finish is an excellent choice for Kinetrol's vane actuators due to its impressive durability, heat resistance, corrosion resistance, and visual appeal. The epoxy stove enamel finish not only enhances the overall performance and longevity of the actuators but also ensures they maintain an attractive appearance even in the most demanding environments. By choosing epoxy stove enamel external finishes, Kinetrol demonstrates its commitment to providing high-quality, reliable, and aesthetically pleasing vane actuators that cater to the diverse needs of its customers across various industries.

Epoxy stove enamel external finish offers several advantages for various applications, primarily when used on high-heat equipment. Some of the key benefits of this type of finish include the following:

  1. Durability: Epoxy stove enamel finishes are known for their exceptional durability. They form a rugged, long-lasting, and abrasion-resistant surface that can withstand high temperatures and protect the underlying material from wear and tear, ensuring a longer lifespan for the equipment.
  2. Heat resistance: One of the primary advantages of epoxy stove enamel finishes is their ability to withstand high temperatures. These finishes can resist temperatures up to 500 degrees Fahrenheit (260 degrees Celsius) without degrading, peeling, or blistering, making them suitable for stoves and other high-heat equipment.
  3. Corrosion resistance: Epoxy stove enamel finishes offer excellent protection against corrosion and rust. The epoxy layer forms a barrier that prevents moisture, chemicals, and other environmental factors from reaching the underlying metal, ensuring the equipment stays in good condition for longer.
  4. Easy cleaning and maintenance: The smooth and non-porous surface of epoxy stove enamel finishes makes cleaning and maintenance a breeze. It does not easily attract dirt, grime, or grease and is cleanable with a damp cloth or mild cleaning solution, helping maintain a clean and hygienic cooking environment.
  5. Aesthetic appeal: Epoxy stove enamel finishes are available in various colors and finishes, allowing for customization and providing an attractive appearance to the equipment. The high-gloss and smooth finish enhances the appliance's look and gives it a premium feel.
  6. Chemical resistance: Epoxy coatings resist various chemicals, making them suitable for multiple environments. They can withstand exposure to household cleaners, food acids, and other substances without degrading or staining.
  7. UV resistance: The epoxy stove enamel finish offers protection against UV rays, preventing the color from fading or chalking over time. It ensures that the equipment maintains its appearance even when exposed to sunlight for prolonged periods.
  8. Environmentally friendly: Epoxy coatings are generally considered environmentally friendly. They do not emit harmful volatile organic compounds (VOCs) during curing, contributing to a healthier environment and improved indoor air quality.

In summary, an epoxy stove enamel external finish offers a range of advantages such as durability, heat and corrosion resistance, ease of cleaning and maintenance, aesthetic appeal, chemical and UV resistance, and eco-friendliness.

For more information, contact:
Kinetrol USA

Exploring the Superior Features of Vane Actuators in Contrast to Rack & Pinion and Scotch-Yoke Designs

Exploring the Superior Features of Vane Actuators in Contrast to Rack & Pinion and Scotch-Yoke Designs

Pneumatic actuators are vital components in many industrial processes, enabling the automation of valve and damper operations. The three most commonly used types of pneumatic actuators are vane, rack and pinion, and scotch yoke. This post provides an analysis of the technical design differences between these actuators, focusing on the advantages of Kinetrol vane actuators. We will also discuss why Kinetrol vane actuators last longer in industrial valve and damper applications, and how they provide a lower cost of ownership than other types of pneumatic actuators.

Design Differences Between Vane Actuators, Rack and Pinion Actuators, and Scotch Yoke Actuators

Kinetrol Pneumatic Vane Actuators

Kinetrol pneumatic vane actuators utilize a simple yet effective design consisting of a central shaft connected to a flat vane inside a semi-cylindrical housing. When pressurized air is applied to the housing, the vane rotates the central shaft, creating a rotary motion that operates the valve or damper.

Pneumatic Rack and Pinion Actuators

Pneumatic rack and pinion actuators consist of a piston connected to a rack, which engages with a pinion gear on the output shaft. As the piston moves linearly, the rack converts this motion into rotation through the pinion gear, driving the output shaft.

Scotch Yoke Actuators

Scotch yoke actuators employ a slotted yoke mechanism that translates linear motion from a piston into rotary motion. The piston rod has a pin that engages with the yoke, which in turn is connected to the output shaft. As the piston moves, the pin slides within the yoke slot, causing the yoke to rotate the output shaft.

Advantages of Kinetrol Pneumatic Vane Actuators

Simplicity and Compactness

Kinetrol vane actuators boast a simple design with fewer moving parts compared to rack and pinion or scotch yoke actuators. This simplicity results in a more compact and lightweight unit, which requires less space and is easier to install and maintain.

High Torque-to-Size Ratio

Kinetrol vane actuators have an exceptional torque-to-size ratio, providing more torque per unit size compared to other actuators. This enables Kinetrol actuators to deliver powerful performance even in space-constrained applications.

Less Friction and Wear

The design of Kinetrol vane actuators minimizes contact between moving parts, resulting in reduced friction and wear. This leads to a longer service life and lower maintenance requirements.

Smooth, Precise Control

Kinetrol actuators provide smooth and precise control of the valve or damper position, with minimal backlash or hysteresis. This ensures accurate and consistent process control, essential for maintaining product quality and efficient operations.

Longer Life in Industrial Valve and Damper Applications and Lower Cost of Ownership

Kinetrol vane actuators last significantly longer in industrial valve and damper applications due to their design, which minimizes friction and wear. Their simple construction and fewer moving parts result in reduced likelihood of component failure and increased resistance to harsh operating conditions. This translates into fewer breakdowns, less downtime, and lower maintenance costs.

The cost advantages of Kinetrol pneumatic vane actuators stem from their durability, ease of maintenance, and lower energy consumption. With fewer components to replace, lower maintenance requirements, and longer service.

For more information, contact:
Kinetrol USA