Centrifugal shutter style ventilator fan for industrial/greenhouse/poultry house

Features of changhui exhaust fan

1.Adopts special shutter pushing device which could open and close shutter automatically.

2.Adopts the punch forming stainless steel blades, no deformation, no breaking, elegant appearance and durability. Calibrated by high-accuracy dynamic balance tester, ensure the stable operation of the fan, reduce noise, and extend service life.

3.Adopts the special recessed transportation handler design, convenient for loading/unloading and transportation, meanwhile, it will not influence the installation and visual appearance of the fan.

4.The V-type belt pulley is cast with high intensity aluminum-magnesium alloy, with light weight and high strength.

5.We could manufacture Type A or Type B belt upon sales situation of dealers, and meet demands of different customers efficiently.

6.Equipped with high efficient and energy-saving electrical motor which had passed the National CCC Certification. Protection grade: IP55; Insulation grade: Grade F.

7.Mechanical centrifugal-type opening facility adopts 100% raw material injection production of strong toughness nylon to achieve high strength and long service life. The steel parts embedded in guide rod are installed on flange, which improves the workability and avoids the telescopic variation of nylon during.

Delivery time: 10 days after receipt clients L/C or 30% TT deposit

Packing & shipping: Package with carton box then loaded into the container. For the most popular type -1380 1×20GP loads assembled 28pcs, unassembled 180pcs. 1×40HC loads assembled 57pcs, unassembled 300pcs.

1. By cooperating with steel roller company, reduce the purchasing cost, and also guarantee the Quality.

2. Exhaust fan use the international standard plate, zinc coating(275g/m2), no rust.

3. With our own flatting line to reduce cost, guarantee the plate Quality.

4. CNC shearing machine control the mistake within 0.03mm.

5. CNC punching machine control the mistake within 0.03mm.

6. CNC bending machine ensure the accurate & perfect products assembly.

7. Our own advanced pressure machine reduce the cost, protect the Round frame zinc from being damaged, to guarantee the Quality.

8. Our own advanced plastic injection machine reduce the cost, guarantee the Quality.

9. Professional blades machine can produce the perfect blades shape with lower wind resistance and smooth surface.

10. Professional inspector ensure the Qualified products.

11. Advanced motor testing machine can help our workers to set different parameter according to each country's request, to ensure each motor's normal work.

WHY CHOOSE US?

01 We have unique advantages on COMPETITIVE PRICE+ QUICK RESPONSE + FAST DELIVERY compared with MANUFACTURERS/FACTORIES?

02 Accept flexible payment terms, such as SINO SURE, TT, L/C, WESTERN UNION.

 03 Provide EXCELLENT AFTER-SALE SERVICE, 3 YEARS WARRANTY for MAIN PARTS, offer SPARE PARTS and WHOLE INSTALLATION & MAINTENANCE, SERVICE, TRAINING SERVICES to different users.