... flow, low noise, strength, low pressure, good anti-temperature centigrade and long life span Our motor products will be widely used ... lightwave oven and air-purify machine,etc.cross flow fan max length is 520mm, the diameter ... long life expectancyThe material of the cross flow fan is aluminium alloy, so it ... the advantages as following: Light, heavy air flow, low noise, strength, low pressure, good anti ...