... of water purification,beverages,foodstuff,chemical,greasses,pharmaceutical, electron,etc. LY-SF Single Spindle Fiter Core Winder is mainly used in ... generally assembied into a screen with 2 spindles or 1spindles. LY-SF thread-divding winder of this company can be sorted ... +4mm),20″(500+8mm),30″(750+12mm),40″(1000 +16mm),50″(1250 +20mm),60″(1500+24mm),70″(1750 +28mm),80″(2000 ...