4-Roll Calender (SY660*2500) Zhejiang Lida Rubber and Plastic Machinery Co., Ltd. Base Info Model NO.:SY660*2500Roller:FourAutomation:AutomaticComputerized:ComputerizedCertification:ISO9001:2008Trademark:leedaaOrigin:Wenzhou, China Description Pre:High Frequency Simultaneous Weld/Cutting Machine (CR-AZP-10KW-15KW-20KW-25KW) Next:PP, PE Film Recycling Line (300kg/h, 500kg/h)