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OVELL small mini reciprocating pump, 1/4 inch PP diaphragm pump/ Pneumatic membrane pump for pumping chemical liquid
Tip: We have a wide range of products. For more information, please contact us. The above prices are for reference only.
Guangzhou Litai Machinery Equipment Co.,Ltd.
What is the pneumatical diaphragm pump?
Pneumatic diaphragm pump is a new type of conveying machinery, is the most innovative type of pump currently.
Using compressed air as power source, can be used for all kinds of corrosive liquids.
Pneumatic diaphragm pump has four kinds of materials: engineering plastics, aluminum alloy, cast iron and stainless steel. According to the different liquid, the diaphragm were used with Nitrile rubber, chloroprene rubber, fluorine rubber and ptfe, to meet the different demands of users.
The pump is placed in a variety of special occasions, it has satisfactory results for pumping the medium that conventional pumps can not do.
What are the advantages of pneumatic diaphragm pumps?
1. Pump will not overheat: compressed air as power, in the exhaust is a process of expansion of heat absorption, the temperature of the pneumatic pump is reduced, no harmful gas emissions;
2. The pump will not produce electric spark: pneumatic pumps do not use electricity as power, grounding to prevent the static spark;
3. The pump could delivery liquid containing particles : because of displacement working and the entrance is the valve ball,it can not be easily blocked;
4. The shear force on the material is very low: the outed medium is just as it into the pump, so the smallest stirring for the material, the pump is suitable for delivering unstable substances;
5. The flow rate of the pump can be adjusted, could install the throttle valve at the outlet to regulate flow;
6. The pump have the function of self priming;
7. There is no dangerous without liquid when working;
8. The pump could be used for diving work;
9. The fluid can be transported is very widely, from low viscosity to high viscosity, from corrosive to viscous;
10. No complex control system, no cables, fuses, etc;
11. Small size, light weight, easy to move;
12. The utility model is no need of lubrication so it is convenient to maintenance, will not pollution the working environment because of leakage;
13. The pump can always maintain high efficiency, and will not reduce because of abrasion;
14. One hundred percent of the energy is utilized, when the outlet is closed, the pump would stop automatically;
15. No dynamic seal, easy maintenance to avoid leakage. No dead center at working.
OVELL Pneumatic Diaphragm Pumps are available in 8 sizes (1/4 inch, 3/8 inch, 1/2 inch, 3/4 inch, 1 inch, 1-1 / 2 inch, 2 inch, 3 inch) and 5 main bodies materials (Aluminum Alloy, Cast Iron, Stainless Steel, Polypropylene, and Polyvinylidene Fluoride). All major elastomers are available. With our proven design, OVELL provides global customers and industries with high-level fluid equipment, which can meet the most demanding application environments and provides extraordinary pumping solutions for the environmental protection, chemical, energy, electroplating, electronics, pharmaceutical, and chemical transfer.
The OVELL PP pump/PVDF pump selection of models:
| Model | Port Size | Max Flow Rate | Max Operating Pressure | Air Inlet | Solids-Handing |
| A02PP/A02KP | 1/4"NPT-F | 4.5gpm(17lpm) | 100psi(6.9bar) | 1/8"NPT | 0.039"(1mm) |
| A05PP/A05KP | 1/2"BSP | 16gpm(62lpm) | 100psi(6.9bar) | 1/4"NPT | 0.098"(2.5mm) |
| A10PA/A10KA | 1"ANSI/DIN Flange | 46gpm(175lpm) | 120psi(8.3bar) | 1/4"NPT | 0.126"(3.2mm) |
| A15PA/A15KA | 1-1/2"ANSI/DIN Flange | 127gpm(480lpm) | 120psi(8.3bar) | 3/4"NPT | 0.256"(6.5mm) |
| A20PA/A20VA | 2"ANSI/DIN Flange | 180gpm(680lpm) | 120psi(8.3bar) | 3/4"NPT | 0.256"(6.5mm) |
| A30PA/A30VA | 3"ANSI/DIN Flange | 275gpm(1040lpm) | 120psi(8.3bar) | 3/4"NPT | 0.394"(10mm) |
Note: Models listed and specification in the table are for reference only. please refer to the service manual for complete specifications.
Model:A02PPTTP Specifications of aluminum alloy pump series
| Wetted Material | plastic | Max Air Inlet Pressure | 100psi(6.9bar) |
| Diaphragm Material | PTFE | Max Material Outlet Pressure | 100psi(6.9bar) |
| Pump Size | 1/4" | Max Dry Suction lift | 12ft.(3.8M) |
| Suction Port Size | 1/4"NPT-F | Max Wet Suction lift | 21ft.(6.5M) |
| Discharge Port Size | 1/4"NPT-F | Max Flow Rate | 4.5gpm(17lpm) |
| Air Inlet | 1/8"NPT | Max Solid Size (Diameter) | 0.039"(1mm) |
| Air Exhaust | 1/4"NPT | Carton size (mm) | 198*178*140 |
Note: Models listed and specification in the table are for reference only. please refer to the service manual for complete specifications.

How to choose the right pump
| Aluminum pump series | Lightly resistant to corrosion, suitable for glues, waterborne coatings, oils, organic solvents, ceramic glaze. |
| Stainless Steel pump series | It has excellent corrosion resistance and wear resistance. It is suitable for general corrosive acid and alkaline liquids and liquids such as food, medicine and cosmetics. Can not transport strong corrosive liquids such as sulfuric acid, hydrochloric acid, hydrofluoric acid. |
| PP/PVDF pump series | PP has good corrosion resistance and is suitable for glues, oils, coatings, solvents and general corrosive liquids. PVDF is extremely resistant to corrosion. |
| Food Hygiene pump series | It has excellent corrosion resistance and wear resistance. Suitable for food, pharmaceutical, liquid, semi-solid delivery,etc. |
| Cast Iron pump series | Has good wear resistance and is not resistant to corrosion. Suitable for non-corrosive liquids such as mud, sewage, sludge, etc. |
THE OVELL ADVANTAGES
WITH NEARLY 50 YEARS OF PUMPING EXPERTISE, WE PROVIDE APPLICATION DRIVEN PUMPING SOLUTIONS

The OVELL Advantage
WITH NEARLY 50 YEARS OF PUMPING EXPERTISE, WE PROVIDE APPLICATION DRIVEN PUMPING SOLUTIONS

Product application scene physical picture .Our pumps are designed to give you peace of mind.

OVELL's pneumatic double diaphragm pumps are ideal for the following markets:
| Marine | Applications include oil transfer,fuel transfer, cargo cleanup, deck dewatering, cargo oil transfer,lubricants transfer and much more |
| Pulp & Paper | Applications include bulk transfer,day tank transfer, batching,bleaching, converter / packaging,adhesives / ink and much more |
| Ceramics | Applications include batching,mixing, casting machines,day tank transfer, mold filling / cleaning, glaze spray, slip transfer/ recirculation and much more |
| Pharma / Personal Care | Applications include day tank transfer, batching, chemical feed,USA Food and Drugs Administration compliant, personal hygienic/ cosmetics and much more |
| Oil & Gas | Applications include natural gas fields, service rigs, offshore platform requirements, settling pond transfer, diesel fuel transfer,spill clean-up, salt water transfer /disposal, flare knockout and much more |
| Chemical | Applications include packaging,drum / tote, processing, injection,mixing and much more |
| Coatings | Applications include pigment milling, paint filtration, mixing tanks, filling machines, tank transfer, low shear requirements and much more |
| Wastewater | Applications include municipal portable utility, neutralize wastewater, waste activated sludge, return activated sludge,thickened sludge, belt press feed and much more |
Certifications available for pumps in this market include:
| ATEX | Products are Either ECType or Type Examination Certified to Directive 94/9/ EC - Machinery for Use in Potentially Explosive Atmospheres |
| CE | Products are Declared Compliant to Directive 2006/42/EC - Machinery Safety |
| ISO 9001 Quality | Quality System Certified to Ensure Every Product is Made with Care and Quality Control |
| F D A | USA Food and Drugs Administration Accepted Materials of Construction |
| Underwriters Laboratories | Pumps are UL Listed to UL79 Standard for Use in Fuel Transfer and Pumping Flammable Fluids |
| GOST-R | Certified to Sell Products into Russia |
| EC1935 | Food Processing F-Series Model Plastic and Elastomer Food Contact Components Meet the Requirements of EU Regulation 1935/2004/ EC |
| ABS Marine & Offshore | American Bureau of Shipping Type Approval of Metal SANDPIPER Pumps and Tranquilizer Surge Suppressors |
Welcome to LITAI Company. We make your sourcing and supply of pneumatic diaphragm pump and the pump parts and needs really easy.
We understand that in the modern world it’s very easy to find suppliers, but it’s a lot more difficult to find suppliers whom you can trust to deliver quality assured products, consistently and on time.
Trust us, you can make your purchase easier and safer.
Established in 2010, Guangzhou Litai Machinery Equipment Co., Ltd. is a company focusing on product supply and system technical services in the fluid industry. The company has a talented team with serious work attitude, solid business foundation, excellent professional and technical level and practical experience,which can provide customers with perfect fluid transportation and metering system solutions.
Our existing customers are involved in petroleum, chemical, electroplating, water treatment, paper making, electronic circuits, food and beverage, cosmetics, batteries and other industries. Our high-quality product and mature after-sales service are recognized by most customers.
The main professional agent and sell products:
Imported pneumatic diaphragm pump: SANDPIPER,MARATHON,OVELL,Versa-Matic,VERDER,ARO,HUSKY,WILDEN and other brands.
Metering pump: NIKKISO,EIKO,PULSAFEEDER,MiltonRoy and other brands.
Barrel pump: STANDARD brand



Q1: What's your business range?
A: Our professional agents, sales agents of various brands of metering pump, pneumatic diaphragm pump, barrel pump.
Q2: How about the quality of the managements?
A: We have a complete quality control system , all of our products will be fully pre-inspection by QC departments before shipping to you . We have the certification of ISO,CE we could send the certification test of our company to you.
Q3: Can you offer OEM or design services?
A: Yes, we have our own design department and production tools. We can make OEM products according to your requirements.
Q4: What are your terms of payment and delivery time?
A: We could accept T/T, Paypal, Western Union, Credit Assurance. Generally, we will arrange the shipment within 7 days after received payment.
Q5: How about warranty?
A: 12 months warranty.
For more favorable price and more comprehensive information, please contact us, we will provide the timely feedback!
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