Expander machine, It is a special equipment which used to expand fin type heat exchangers. And it could finish expanding, flaring and folding edge at one cycle. Model :YZL1000 íó YZL1200 The oil cylinder for expanding tube is arranged on the top of expanding bar, which is main used to mass produce Family air conditioners. Model:YZL1600 íó YZL2000 íó YZL2500 The oil cylinder for expanding tube is arranged inside of machine body. The expanding power is transferred by transferring rack to lower the height of machine, which is normal used to expand central air conditioners. Seaworthy package in standard container.