Pneumatic Pinch Valve
Pneumatic pinch valves is a type of valve used to control or shut off the flow of various abrasive materials, powders, slurries, and liquids in a wide range of industrial applications. These valves are designed with a flexible elastomeric tube that can be pinched closed or released by air pressure, which makes them ideal for handling abrasive and corrosive materials with minimal wear and damage. We offer a comprehensive range of air operated pinch valve in various sizes, materials, and configurations, including double-acting or spring return actuators, threaded or flanged connections, and different elastomeric tube options. We also provide customized pinch valve to meet your specific industrial requirements.
Pneumatic pinch valve manufacturers come with a range of benefits, including low maintenance, simple installation, and precise control of flow. They do not have any packing or stuffing box, which reduces the chances of leaks and contamination. They are also easy to clean and repair, which minimizes downtime and improves efficiency. Our valve experts work closely with trusted suppliers to source high-quality parts to build our automatic pinch valve to meet stringent quality standards. Contact us today to learn more about our wide range of rubber pinch valve and how we can help you improve the efficiency and performance of your industrial processes.
Body: Aluminum alloy Cast Iron, Stainless Steel
Pressure: PN6 PN10
Size: 1/2″ -12″ (15mm – 300mm)
EN 1092 PN 6/PN10/PN16
ASME Class 150
AS 4087 PN 10/ PN 16
Body style: flange
The sealing ring :
wear-resistant natural rubber
food industry of high temperature resistant natural rubber
Ding Qing Nitrile three EPDM, /VITON/FPM Silicone
fluorine rubber chloroprene rubber /Neoprene
chlorosulfonated polyethylene rubber Hypalon/CSM butyl acrylate /Butyl and other materials such as other material needs please tips.
Applications: cement, silo, sand, mineral materials, limestone, clay, marl, sand, slurry
pinch valve is mainly the channel smooth, wear resistance, corrosion resistance and fatigue resistance, no pressure loss, no blockage, no leakage, water hammer shock, has good physical and chemical properties. Lining sleeve for ease of replacement, low maintenance cost.
Control: acting normally closed, acting, Single normally open
Pneumatic accessories: Solenoid valve, limit switch box , filter, E/P positioner, hand wheel
All double acting and spring return units are suitable for both on/off and throttling applications. Actuators which can be actuated with other media such as hydraulic oil or water are also available as an option.
- Two independently adjustable travel stop screws and a cam on the output shaft to permit precise bidirectional adjustment of movement in both the open and closed positions for quarter turn valves (+5° to -5° limit adjustment)
- Integral porting
- Standard units have anodized aluminum bodies with polyester coated end caps.
- Special coatings and materials available for corrosive environments
- NAMUR accessory compatible
What is a pinch valve?
A pinch valve is a specialized type of valve where the closing mechanism uses an elastomeric sleeve to control the flow. This gives it a distinct advantage over other valves, as it can modulate and precisely control the flow rate of liquids, slurries, powders and bulk materials without any risk for media contamination or abrasion.
Pinch valves are actuated by compressing the sleeve with mechanical force via levers or pneumatic cylinders. As long as that force is applied, media cannot pass through from one side to the other; once pressure is released, full flow resumes. Due to this simple yet powerful design principle they are often used when failure-free operation is essential such as in medical applications or production processes with hazardous materials that need to be shut off quickly and safely in case of emergency situations.
The soft rubber sleeves used in these valves can be produced and machined out of various polymer compounds which makes them highly durable, wear-resistant and maintenance free even when exposed to corrosive media substances like acids or chemicals – depending on their composition pinch valves can be tailored for almost any application from food processing pipelines up to chemical plant process lines. Some models have integrated features like self-cleaning systems or digital performance monitoring capabilities to maximize efficiency while others combine multiple sophisticated functionalities into a single unit for maximum versatility.
All things considered pinch valves offer significant operational cost reductions due their low installation time requirements combined with excellent corrosion resistance at minimal maintenance costs making them ideal choices for many industrial environments such as mining & minerals processing plants – thanks to their robustness they are also widely deployed in water & wastewater treatment facilities across the globe.
What is a pinch valve used for?
A pinch valve is a type of control valve used to regulate the flow rate and pressure of a liquid or gas. It consists of a flexible sleeve that is opened or closed by squeezing/pinching it, either manually or mechanically. This unique design provides several advantages over other types of valves such as quick response time, tight shut-off capability, low maintenance requirements, low leakage rates and high cycling capabilities.
Pinch valves are mainly used in industrial applications for controlling processes involving oil & gas production, chemical processing plants and wastewater treatment facilities. The most common application involves throttling or controlling the flow rate between two points in piping systems. They can also be utilized for on/off applications like isolating equipment from one another within an operating system.
In addition to these uses, pinch valves have several benefits when compared with other types of control valves such as ball and butterfly valves including robust construction ensuring safe operation in extreme working conditions such as high temperatures/pressures; faster operation due to its simple open/close mechanism; reduced cost due to fewer parts leading to low purchase price; minimized space requirements which allows for easier installation; lower maintenance costs since they have no moving parts which require periodic replacement; reduced noise levels due to no metal-to-metal contact during operation; greater accuracy with regard to pressure drop across the valve because they inherently offer less restrictive fluid paths than traditional designs due to their single opening design featuring an unobstructed flow path running through them when open .
Overall, pinch valves provide more reliable performance than many other types of control devices making them ideal for certain settings where precision is needed but cost & complexity are concerns at the same time.
What is the difference between a pinch valve and a solenoid valve?
A pinch valve and a solenoid valve are two different types of valves used for various purposes in industries such as oil and gas, water treatment, and industrial production. While they have some similarities in their design, there are important distinctions that make them each suitable for specific applications.
The Pinch Valve is an elastomeric or rubber sleeve valve with an internal mechanism controlling the flow of product. In terms of operation, it has better closure than any other type of valve and because the sleeves are made of elastomers, it offers excellent sealing characteristics even when handling slurry or abrasive materials. The wear rate also tends to be lower compared to many other types of valves which makes them very economical over the lifetime of a system due to less maintenance requirements. However, Pinch Valves tend to have relatively low flow capacity so these would be better suited for smaller systems where you can use multiple valves rather than one large one.
Solenoid Valves on the other hand operate through an electrical current instead of manual manipulation like a Pinch Valve does. They usually contain a cylinder full of pressurized air with either one or more ports which when connected via electric signals allow control over their functionality (opening or closing). As this type uses air pressure instead mechanical systems like springs etc., it can offer precise level control without adding extra components into the line making them ideal for automated processes involving large volumes/flows since they offer rapid response times whereas Pinch Valves don’t tend to be good at high speeds because their internal structure is too slow-moving by comparison . Furthermore Solenoid Valves come in much larger sizes compared to similar solutions allowing more flexibility in terms of volume & size constraints while still providing accurate performance if configured correctly – something not available from many other alternatives out there today!
What are the advantages of a pinch valve?
There are many advantages to using a pinch valve in production applications. First and foremost is the fact that these valves offer excellent flow control capability without relying on seating surfaces, which can easily become worn or even fused together over time. This makes them particularly useful for automated processes where they will be regularly cycling open and closed with minimal manual attention.
Additionally, pinch valves provide superior protection of your equipment thanks to their design. Since the fluid flow only comes into contact with soft rubber material or elastomers, it reduces damage caused from solids such as sand and other abrasive particles due to eliminating metal-on-metal contact points found with other types of valves (e.g., ball, butterfly). As an added benefit, this also eliminates any turbulence created by the need for intricate machining that would come with metal-on-metal valve designs – allowing for smoother pressure drops across the system and improved efficiency overall when compared to more traditional options.
Finally, because of their simple design they tend to be quite easy to use and maintain (unlike ball valves which require frequent lubrication) while also having a low price point compared to many other valve types – making them an attractive choice in cost conscious environments where quality is still paramount!