1.     Fan blade is made of mirror stainless steel

2.     Fan galvanized round frame with zinc-coated of 180g/sqm

3.     Fan blades are adjusted by intelligent dynamic-balance tester

4.     SANHE motors with aluminum-magnesium alloy housing

5. DJF(d)-1000

 The diameter of blades is 1000mm; Rated voltage is 380V; The pole is 8; the frequency is 50HZ; The input power is 530W; And the air flow is 19800m 3 /h