The axle air tightness testing machine is used for the air tightness test of automobile axles and performs leakage detection on the axle. It can be done by air pressure methods (direct pressure, differential pressure, flow type), soap bubble method, water immersion bubble method, special gas method, electrostatic method, infrared scanning method, etc. Among these, the air pressure method is most favored by manufacturers because it is convenient, clean, and cost-effective.
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