Ideal for safety-critical applications, these durable diaphragm gas and liquid pumps feature UL and CSA approved, ex-proof motors compliant for NEC Class 1, Division 1, Groups C & D, and Division 2, Groups A, B, C, D. Additionally, KNF offers ATEX-approved liquid and gas pumps for the transport of flammable/explosive media in hazardous locations. Every product modified to meet specific customer needs is assigned a separate project number. Since its beginning in 1905, Yamada ® has been at the forefront in developing the most complete line of air operated double diaphragm pumps (AODD) in the world. They can handle, pump design separates pump fluids from potentially sensitive internal pump parts, internal pump parts often within oil, suspended and isolated, to promote pump longevity, suitable for abrasive, corrosive solutions, suitable for discharge pressure up to 1,200, can handle highly viscous liquids. Suitable for complete drum drainage of combustible and easily flammable liquids and for the use in hazardous areas Liquid examples: Gasoline, solvents, alcohols, amines, benzol, toluene, xylene, perfume oils, paints and lacquers, etc. KNF also offers gas process industry pump models which are ATEX-compliant and certified in accordance with the 2014/34/EU directive on equipment and protective systems.Shown here is the UN 035.3 STI EX pump, manufactured in the KNF USA production center. have good suction lift characteristics, some are low pressure pumps with low flow rates; others are capable of higher flow rates, dependent on the effective working diameter of the diaphragm and its stroke length. Diaphragm pumps for chemicals, oil, food, petrol | compressed air Diaphragm pumps for thin & thick fluids, EX Diaphragm pump according to ATEX ... for flammable liquids such as chemicals or corrosive solutions Description: Air operated Diaphragm pump is suitable for neutral and flammable media. Double acting membrane pump on oil tanker deck. Rapidly transfer fuels and other flammable liquids, even in remote areas, with this lever action drum pump. KNF NF 1.300 and NF 1.600 series liquid pumps offer safe transfer of explosive and hazardous liquids for chemical processing, petrochemical refining, and safety-critical applications. Self Suction Pneumatic Flammable Liquid Diaphragm Pump picture from Shanghai Sunpace Machinery Co., Ltd. view photo of Plastic Diaphragm Pump, Diaphragm Pump, Pneumatic Diaphragm Pump.Contact China Suppliers for More Products and Price. Your country is not included? Compared to other compressors, these pumps are quiet, cheap and, most importantly, have no moving parts in the airstream. 10-49 Sets . Select Language. Sales & Support Request A Quote - Email. The pump features a lug with a grounding wire to allow users of flammable liquids to ground it, making the pump safe for use with Class 1 and 2 flammable substances. Users may choose from 3-types of head configurations: ~ single-stage for moderate performance ~ two-stage for deeper vacuum ~ parallel-head for higher flow These head configuration options, in addition to various combinations of materials and coatings, allow each customer to realize application-specific benefits. Combustible liquids include acetic acid, formic acid, and formalin. Worldwide, our pumps are used successfully and efficiently in all industrial sectors. Hg, and pressures to 176 psig, depending on model. They're designed for moving large volumes of thick sludges and slurries in … This method flexes the diaphragm through simple mechanical action, and one side of the diaphragm is open to air. Double diaphragm with diaphragm rupture detecting system is availble to prevent accident caused by mixture of hydraulic oil and the liquid after diaphragm ruptures. You can then pump flammable liquids knowing this pump is safe from causing fire. Learn how and when to remove this template message, "Sprayer Pump Types, Costs, and Specifications", https://en.wikipedia.org/w/index.php?title=Diaphragm_pump&oldid=993254537, Articles needing additional references from November 2008, All articles needing additional references, Creative Commons Attribution-ShareAlike License, Those in which the diaphragm is sealed with one side in the fluid to be pumped, and the other in. There are three main types of diaphragm pumps: Diaphragm pumps Tapflo diaphragm pump is driven by compressed air. There are three main types of diaphragm pumps: When the volume of a chamber of either type of pump is increased (the diaphragm moving up), the pressure decreases, and fluid is drawn into the chamber. KNF corrosion-resistant process industry pumps with explosion-proof motors offer safe solutions for handling aggressive gas or liquid media. Pneumatic Diaphragm Pumps for sale, Quality 3 inch BSP Pneumatic Diaphragm Pump For flammable and volatile liquids on sale of Shanghai Xunhui Environment Technology Co., … Mechanical seal failures resulting in leaks or fugitive emissions 2. Air operation eliminates a potential source of ignition, so thee's no need to take additional preventative measures when pumping volatile or flammable liquids, or when using the pump in potentially hazardous environments. Overpressurization 5. The National Fire Protection Association (NFPA) provides free access to safety codes and standards. A diaphragm pump (also known as a Membrane pump) is a positive displacement pump that uses a combination of the reciprocating action of a rubber, thermoplastic or teflon diaphragm and suitable valves on either side of the diaphragm (check valve, butterfly valves, flap valves, or any other form of shut-off valves) to pump a fluid.. They are ideal for low viscosity liquids and can be run dry continuously, without degradation and under the most severe operating conditions without external leakage. When flammable and combustible liquids flow, they may create a buildup of static electricity. Not suitable for flammable liquids. Deadheading 3. Many industries require diaphragm liquid pumps for controlling the movement of liquids in their high tech devices to ensure maximum efficiency, reliability, and accuracy of the device. WARNING! FAQ - Selecting a Pump for Hazardous Locations. UL (Underwriters Laboratory) Compliant Pumps are designed to meet UL79 standards for diaphragm pumps handling flammable liquids. 842 diaphragm pump for flammable liquid products are offered for sale by suppliers on Alibaba.com, of which pumps accounts for 5%. here. Yamada warrants all pumps for one year from date of installation. The TC-X pumps can operate dry and generate relatively high Vacuum Pressure, so the pump is self-priming. Liquid diaphragm pumps are the first choice for moving demanding fluids gently without any system downtime. Can self-prime from dry; Can run dry without damage; Safe option for pumping flammable liquids; What brand do I choose? For use in hazardous locations (HazLoc). The motto "Safety is our concern" comes first. For more information: HIGH-PURITY PUMPS Order : 1 Set $267.00 . Do you want to find out more about our customized pump solutions and service opportunities? KNF's modular design combined with a wide selection of available materials and accessories, enables straightforward, cost-effective customization for process pumps - making them well suited for a number of applications and industries. The AOD pumps are also self-priming from a dry start. All components that come in contact with the fluid are created with conductive plastic, so there is grounding of the liquid, the pump, and, with correct bonding, the container. If a valve is closed the pumps can handle this without problems. Trade Assurance. EXPLOSIONS. Be it viscous products, food ingredients, solids in suspension, abrasive fluids or highly flammable liquids, please contact us today on 01202 823304 to discuss your application. Unmatched in quality, durability and availability, there's no question as to why more and more industries are coming to Yamada for their pumping needs. The Air Operated Double Diaphragm pump can also run completely submerged or installed with flooded suction. Those employing one or more unsealed diaphragms with the fluid to be pumped on both sides. KNF NF 1.300 and NF 1.600 series liquid pumps offer safe transfer of explosive and hazardous liquids for chemical processing, petrochemical refining, and safety-critical applications. Reduced or low flow in centrifugal pumps 4. A wide variety of diaphragm pump for flammable liquid options are available to you, such as pneumatic, electric. Those employing volumetric positive displacement where the prime mover of the diaphragm is electro-mechanical, working through a crank or geared motor drive, or purely mechanical, such as with a lever or handle. Macnaught Advantage 2-Year warranty for manufactured components and 1-Year warranty on wear components. It can also transport suspended liquid or moderately viscous liquid. KNF industrial process diaphragm pumps with explosion proof motors, in several series, can achieve flows up to 300 L/min, vacuums to 29.86 in. All process pumps are designed to minimize power requirements and reduce costs, operate oil-free (to eliminate media contamination and maintenance), run without sliding seals, and incorporate precision ball bearings for optimized reliability. Min. [3] When the chamber pressure later increases from decreased volume (the diaphragm moving down), the fluid previously drawn in is forced out. KNF gas and liquid diaphragm pumps offer high performance and long service life during continuous, heavy-duty operation. FAQ Article: Chemical Processing Pump Selection. Diaphragm Pumps for Handling Flammable Liquids -- UL Listed (UL79) - Air Operated from Sandpiper. Our liquid handling diaphragm pumps are simple in design, durable, and perform their function without the need for flexible tubing or compressed air with their associated drawbacks. They are also used for chemical transfer, de-watering underground coal mines, food manufacturing or where the liquid being pumped has a … Macnaught Advantage 2-Year warranty for manufactured components and 1-Year warranty on wear components. With a 316 stainless steel housing and a PTFE diaphragm, these pumps resist a variety of acids, alkalies, and flammable liquids such as phosphoric acid, acetone, and methyl ethyl ketone (MEK). They're designed for moving large volumes of thick sludges and slurries in … Small mechanically activated diaphragm pumps are also used as air compressors and as a source of low-grade vacuum. Self Suction Pneumatic Flammable Liquid Diaphragm Pump . Shanghai GTO Machinery Co., Ltd. The Verderair diaphragm pumps contain a conductive additive, this makes the wetted parts conductive. These pumps are designed to run dry indefinitely without damage. Finally, the fact the project number is allocated to a specific customer means that third parties cannot purchase it without the customer's permission. This item is not suitable for flammable liquids. LIGAO hydraulic diaphragm pumps are suitable for crossive,vaporing, flammable, explosive or toxic solutions. Specifications Self Priming Pneumatic Flammable Liquid Diaphragm Pump picture from Shanghai Haoyang Pump Valve Manufacturing Co., Ltd. view photo of Aluminum Pump, Liquid Pump, Diaphragm Pump.Contact China Suppliers for More Products and Price. High quality 3 inch BSP Pneumatic Diaphragm Pump For flammable and volatile liquids from China, China's leading air driven diaphragm pump product, with strict quality control air operated double diaphragm pump factories, producing high quality air operated double diaphragm pump … A number of problems and hazards can occur during the pumping of hazardous liquids. YAMADA PUMP: THE ULTIMATE INNOVATORS. [4] Finally, the diaphragm moving up once again draws fluid into the chamber, completing the cycle. A viscosity correction chart can be used as a tool to help prevent under-sizing AOD pumps, can pump corrosive, abrasive, toxic, and flammable liquids, This page was last edited on 9 December 2020, at 16:55. Diaphragm Pumps deliver a hermetic seal between the drive mechanism and the compression chamber, allowing the pump to transfer, compress, and evacuate the medium without a lubricant. The diaphragm(s) again are flexed, causing the volume to change. Equipment for Explosive Atmospheres (ATEX) - European Commission references standards on equipment and protective systems intended for use in potentially explosive atmospheres. Find your local contacts and partners Not suitable for flammable liquids. (check valve, butterfly valves, flap valves, or any other form of shut-off valves) to pump a fluid. Each pump model is available in different versions because of Air operated double diaphragm pumps have outstanding dry run capabilities. An elastomeric diaphragm can be used as a versatile dynamic seal that removes many of the limitations found with other sealing methods. All Aluminum construction with approved Nitrile or Virgin PTFE UL elastomers. This action is similar to that of the cylinder in an internal combustion engine. Aluminum and nitrile construction is compatible with diesel fuel, kerosene, E15, B20 and other oil-based liquids; Smooth lever action moves up to 25.6 oz. In addition to the drum pump, we are the ideal partner for your requirements with flow meters, eccentric screw pumps, double diaphragm and centrifugal pumps as well as Orginal accessories. By combining our pump know-how with the customer's application expertise, we are able to optimize each pump precisely to specific application requirements. Air Operated Diaphragm Pump Features. DDP19 AIR OPERATED DIAPHRAGM PUMP - 3/4" The DDP19 offers an economical fluid transfer option where medium to high flow rates are needed with little back-pressure. Self Suction Pneumatic Flammable Liquid Diaphragm Pump, You can get more details about from mobile site on m.alibaba.com. These can include the following: 1. 5-Year Diamond Selection Warranty Learn More $253.00 >=50 Sets . DDP19 AIR OPERATED DIAPHRAGM PUMP - 3/4" The DDP19 offers an economical fluid transfer option where medium to high flow rates are needed with little back-pressure. They do not leak, offer little friction, and can be constructed for low pressure sensitivity. This customer-specific project is then taken as the starting point for defining the pump configuration, test conditions, packaging and other special requirements. GOOD IN MOVIES. These liquid pumps are excellent for either vacuum or pressure applications. Self-priming. A diaphragm pump (also known as a Membrane pump) is a positive displacement pump that uses a combination of the reciprocating action of a rubber, thermoplastic or teflon diaphragm and suitable valves on either side of the diaphragm This allows them to be used without added lubrication in contact with the air, so the compressed air produced can be guaranteed clean. Selecting a Pump for Industrial Applications. Two diaphragms are working simultaneously to prime and push the liquid through the pump system. Alibaba.com offers 1,616 diaphragm pump for flammable liquid products. Self-priming up to 10 ft H2O, the pumps boast a pressure of 88 psig, flow rates up to 6 L/min, and are powered by 115/230V 60Hz single phase, UL and CSA approved motors. KNF uses a sophisticated modular system that enables the quick, efficient and cost-effective adaptation of the standard pump design. Flux air operated diaphragm pumps and accessories offer the highest operational safety and reliability. A wide variety of diaphragm pump for flammable liquid options are available to you, such as power source, application, and certification. Air operated diaphragm pumps are especially used where electricity isn’t available, or in explosive or flammable areas. Have outstanding dry run capabilities after diaphragm ruptures different versions because of of. 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