Static Loading Test Standard of Blade Holder

The blade holder should have no cracks and damage determining by visual inspection with 4-power magnifying glass.

Loading Test Standard of mounting bracket

1. Set mounting bracket 30 degree downward in the direction of opening side.
2. The mounting bracket should have no cracks and damage determining by visual inspection with 4-power magnifying glass.
3. Mounting bracket opening should be less than 0.5mm expand

Dynamic Loading Test Standard of Blade Holder

1. The blade holder should have no cracks and damage determining by visual inspection with 4-power magnifying glass.
2. Make metal fatigue test to find out the weak point of blade holder which may not be found from Static loading test.
3. No fixed standard for Metal fatigue test. May set test standard by each blade holder

Test of the metal and the salt solution

Every one which is an alloy of iron will be of rust, even the stainless steel is no exception.

The metal shell really round test

Because the ceiling fan is rotating body, it isn’t rickety after the really round test.

Ceiling fan test of the blowing rate and the wind speed

Product quality to manufacture ceiling fans are required to achieve same standard as development time.

Ceiling fan mute and risky test

Product quality, ensure users’ safety and quality of life.