... Plywood wide belt sander machine 1.sanding and polishing MDF. 2.CE and ISO 2000 certificate. Plywood Wide belt sander machineThe ... and polishing MDF,Veneer,Marble,Fireproof board,Galvanized metal sheet.2. has one head,two head,and three head three ... working width630mmWorking thickness2.5-120mmNo.1 sanding belt speed20m/sNo.2 sanding belt speed18m/sSanding belt size650*1920mmConveyor speed4-18m/minTotal ...