{"product_id":"pneumatic-plastic-butterfly-valve","title":"Pneumatic Plastic Butterfly Valve","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Pneumatic Plastic Butterfly Valve is a lightweight, corrosion-resistant valve designed for the isolation and flow control of water, chemicals, corrosive liquids, and other compatible process media. The valve features a high-quality plastic valve body and is operated by a pneumatic actuator, providing fast, reliable, and automated quarter-turn operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe plastic construction provides excellent resistance to a wide range of corrosive media while reducing the overall weight of the valve. It is particularly suitable for chemical processing, water treatment, industrial piping, and other applications where corrosion resistance, lightweight construction, and reliable flow control are required.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eHigh-quality plastic valve body with excellent corrosion resistance.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLightweight construction for easy installation and maintenance.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePneumatic actuator for fast and reliable automatic operation.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow operating torque and efficient quarter-turn operation.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcellent resistance to many acids, alkalis, salts, and chemical media.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReliable sealing performance with reduced risk of leakage.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for remote operation and automated control systems.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact structure and space-saving design.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for frequent opening and closing operations.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eValve size, materials, pressure rating, and actuator configuration can be customized.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Pneumatic Plastic Butterfly Valve is widely used in:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eChemical processing systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWater and wastewater treatment\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndustrial water systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eChemical storage and transfer\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectroplating systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSemiconductor and electronics industries\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePharmaceutical production\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFood processing systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSwimming pool and water treatment systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCorrosive liquid piping systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndustrial circulation and drainage systems\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eOperating Principle\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe valve operates through a 90-degree rotary motion of the butterfly disc. The pneumatic actuator converts compressed-air energy into rotary movement to open or close the valve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen the valve is fully open, the disc is positioned approximately parallel to the flow direction, allowing the medium to pass through the valve with minimal obstruction. When the valve is fully closed, the disc rotates perpendicular to the flow direction and the sealing system isolates the pipeline.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA double-acting pneumatic actuator uses compressed air for both opening and closing. A single-acting pneumatic actuator uses compressed air in one direction and spring force in the opposite direction, allowing the valve to be configured for fail-open or fail-closed operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eMaterials and Construction\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe valve body can be manufactured from corrosion-resistant engineering plastics such as UPVC, CPVC, PP, PVDF, or other suitable materials according to the application requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe disc and stem can be manufactured from suitable corrosion-resistant materials, while the sealing material can be selected according to the characteristics of the process medium, operating temperature, and pressure.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDifferent material combinations are available to ensure compatibility with specific chemical media and operating conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eAdvantages\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Pneumatic Plastic Butterfly Valve combines excellent corrosion resistance with lightweight construction and reliable pneumatic automation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCompared with conventional metal butterfly valves, the plastic construction offers improved resistance to many corrosive chemicals while reducing valve weight. The pneumatic actuator enables fast response and convenient remote control, making the valve suitable for modern automated process systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe compact design, low operating torque, corrosion resistance, and easy maintenance make it an economical and practical solution for a wide range of fluid-handling applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eOptional Configurations\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eUPVC \/ CPVC \/ PP \/ PVDF valve body\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSingle-acting pneumatic actuator\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDouble-acting pneumatic actuator\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFail-open or fail-closed operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSolenoid valve\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLimit switch\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eValve position indicator\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAir filter regulator\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePneumatic positioner\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eManual override\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCustomized sealing materials\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCustomized pressure and temperature ratings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCustomized valve size and connection standard\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eTypical Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eValve Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Pneumatic Plastic Butterfly Valve\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eBody Material:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e UPVC \/ CPVC \/ PP \/ PVDF \/ Customized\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eActuation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Pneumatic\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eOperation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Quarter-Turn\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eActuator:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Single-Acting or Double-Acting\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eDisc Material:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Plastic \/ Stainless Steel \/ Customized\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eStem Material:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Stainless Steel \/ Customized\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eSeal Material:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e EPDM \/ FKM \/ PTFE \/ Customized\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eMedium:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Water, Chemicals, Corrosive Liquids, and Compatible Fluids\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eConnection:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Wafer \/ Flanged \/ Customized\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eControl:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e On-Off or Modulating\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003ePressure Rating:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Customized According to Material and Application\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eTemperature Rating:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Customized According to Material and Seal\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eInstallation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Horizontal or Vertical\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCustomization\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCustom Pressure Ratings, Materials, Sizes, and Actuator Configurations Available.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe valve can be customized according to customer requirements, including valve body material, disc and stem materials, sealing material, pressure rating, temperature range, actuator type, connection standard, and control accessories.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFor technical specifications and inquiries, please contact us via email.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"LEO VALVES","offers":[{"title":"DN50","offer_id":43387483062366,"sku":null,"price":120.0,"currency_code":"USD","in_stock":true},{"title":"DN65","offer_id":43387483095134,"sku":null,"price":125.0,"currency_code":"USD","in_stock":true},{"title":"DN80","offer_id":43387483127902,"sku":null,"price":130.0,"currency_code":"USD","in_stock":true},{"title":"DN100","offer_id":43387483160670,"sku":null,"price":136.0,"currency_code":"USD","in_stock":true},{"title":"DN125","offer_id":43387483193438,"sku":null,"price":148.0,"currency_code":"USD","in_stock":true},{"title":"DN150","offer_id":43387483226206,"sku":null,"price":165.0,"currency_code":"USD","in_stock":true},{"title":"DN200","offer_id":43387483258974,"sku":null,"price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/7333\/8462\/files\/20260920105239.jpg?v=1789872850","url":"https:\/\/39e1b4-9a.myshopify.com\/products\/pneumatic-plastic-butterfly-valve","provider":"LEO VALVES","version":"1.0","type":"link"}