... 1.Our high fin press line has CE certification.2.Compositions: uncoiler, oil tank, air feeder, straight-side double- ... power press, sucker & collector, electric control system, air system, hydraulic system. 3.The slide of power press ... set formed with expanders, benders, ring loading machines, tube cutting machines, etc. is for making heat exchangers. air conditioner heat exchanger fin press line ...