DJF(a)series Swung Drop Hammer Exhaust Fan
| Krupp stainless steel fan blade by punch forming,no dust, attractive and durable. Large air volume, no deformation. Thickness 1.2mm, surfacAe finish B grade. |
| High strength aluminum-magnesium alloy fan belt pulley by die-casting reducing the weight of blade impeller complete, high corrosion resistance. Special three reinforced ribs pulley design. Blast-sanding treatment for attractive appearance,eliminate internal stress to improve its own rigidity and stability, never broken. |
| Both China famous motor and Siemens motor are available. Motor voltage and frequency can be customized. Chinese famous motor OEM by special design for fan, the first put in the phase lack protection device which would power off when shortage of electricity. Motor protection grade IP55, insul- ation class F grade. |
| Fan bearing adopts imported double-row bearing with special waterproof design.High strength, lower noise, long service life. |
| Belts Japanese Mitsubishi brand, long service life, maintenance free. |
| High strength nylon swung drop hammer opening device to ensure shutters opening and closing flexibly. |
| Fan blades are adjusted by intelligent dynamic balance tester, each blade toler- ance weight controlled within 1g. Ensure the fan smooth running, lower vibration, less noise, increase stability. Blade material have stainless steel, galvanized sheet, aluminum alloy, FRP for option. |
| Using the most advanced automatic belt tensioner to ensure high working efficiency and good performance. |
| Hot-dip galvanized blade support and safe net ensure never rust. |
| Complete new CNC production line improved fan quality up to top grade, aesthetic appearance. |