China Ruian Popular Leesun Air Expanding Shaft for Blowing Film Machine

ir shaft introducing foreign advanced production equipment and fabrication technology, using imported airbag, shaft head for the high quality steel products with nigrescence process, attrib wattle using excellent aluminum and hard oxide, use convenient and long operate life. When using, match with our company's professional configuration of the aerate gun filling gas for the nozzle jet, to make the shaft of off-axle apperance uniform expansion, thereby lock nitrogen-treated barrel, when unloading, press on deflated mouth to deflated, then nitrogen-treated barrel can be unloaded.

Performance and advantages: Board type air shaft in practical applications, it has advantages of convenient operation,quick, air shaft has big stress area, the stress distribution uniformity etc.
Product usage: It is widely used in printing, cutting, coating, compounding and other machineries's releasing and winding scroll.

Standard web coreUnaerated diameterSuitable paper core diameter1''Ø 25mmØ26mm1.5''Ø 37mmØ 38-38.5mm2''Ø 49mmØ 50-51mm3''Ø 74mmØ 75-78mm4''Ø 100mmØ101-102mm 5''Ø 125mmØ 126-128mm6''Ø 150mmØ 151-153mmNote: According to the customers' special requirement size to design the products, meet your demands.