1. Drop hammer fan mainly consists of blade/motor/frame/protect net/bracing cage/shutters. The motor drives blade to cause air 2. flow and louver window can open and close automatically to keep the dust from entering. 3. Frame using advanced automatic processing, height precision; extra-depth zinc coating frame, high corrosion resistance; 4. High-strength aluminum alloy casting pulley, and reasonable perspective blade, to reach the maximum air flow. 5. High-precision micro-computer-aided manufacturing system make the best efficiency of the fan; 6. Five strict quality testing procedures: noise detection, vibration testing, concentric rotation performance testing, speed of blade testing and whole fan efficiency detection. 7. High quality motor with CCC certificate, IP55, Class F grade. 8. Use galvanize, FPR and ABS wind collector. Protect net is easy to be disassembled. CAD/CAM optimizing design.
Specification
Model
Blade diameter (mm)
Blade speed (rpm)
Air flow (m3/h)
Total pressure (pa)
Noise (db)
Voltage (v)
Motor speed (rpm)
Size(mm)
9FJ-710
710
700
23500
75
≤70
380
1400
800*800*450
9FJ-900
900
650
28000
70
≤70
380
1400
1000*1000*450
9FJ-1000
1000
600
35000
70
≤70
380
1400
1100*1100*450
9FJ-1100
1100
480
38000
73
≤70
380
1400
1220*1220*450
9FJ-1250
1250
440
44500
65
≤70
380
1400
1380*1380*450
9FJ-1400
1400
440
55800
60
≤70
380
1400
1530*1530*450
Shipping Timeframes: All orders are processed within 2-5 business days (excluding weekends and holidays). After your order has been processed, the estimated delivery time is before 23 Jan, 2025, depending on customs, Please note that due to high demand, some items may experience longer shipping times, which will be communicated at order confirmation email.
Order Processing Time: Please allow 2-5 business days for us to process your order before it is shipped . Orders placed after 16:00 on Fridays, or during weekends and public holidays, will begin processing on the next business day. Processing times may be extended during peak seasons or sales events.
Manufacturing Time: Some products needs manufacturing time, the manufacturing process will take approximately 10-30 business days depending on the product. This timeframe may vary depending on the complexity of the product and current demand. but this will be communicated with you during order confirmation.
Returns and Exchanges: We offer a 30-day return policy for most items. If you are not completely satisfied with your purchase, you may return it within 30 days of receipt for a refund or exchange. Items must be unused, in their original packaging, and accompanied by proof of purchase. Return shipping costs are the responsibility of the customer, unless the item was damaged or defective upon arrival.
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