This hot melt adhesive applicator provided by HUAAN is a reliable hot melt machine devoted to auto filter, air filter and so forth;. Main processing procedures: unwinding, indentation, folding, spraying (EVA) and finalizing the design.Its temperature measurement units and the PID controller enables the equipment to employ various hot melt adhesives. Moreover, this applicating machine for filter enjoys safe operation for it is equipped with digital display temperature control instrument, overheat alarm, sensor disconnection alarm and power-off protection device;