Application and Development of the ACR Copper Tube in the Air Conditioner Heat E xchanger

The thesis introduces the function of the ACR copper tu be in the air conditioner heat exchanger and the problems easily occurring in th e process of the copper tube for the heat exchanger as well as the reasons, a nd discusses the principles and manufacturing technology of the highly-purified tube an high-efficiency tube, which represent the trend of the internal screw th read tube in the following days.