Nose discharge instability. You should check whether the normal supply PP blown film machine, the temperature of the bottom of the hopper is too high. Filter is clogged. Replace the filter. Uneven winding speed Layer PP blown film machine, should overhaul winding nip rollers and other drive means, so that a uniform rolling speed and stability. Film clip attached to the roll surface of a foreign body. Foreign body should be removed. Cooling ring and head misalignment. Recalibration should only pair. ) Diameter and ends diameter deviation; 2) the vertical and horizontal shrinkage; 3) The width dimension and deviation; 4) the thickness and deviation; 5) the outer end surface flatness and smoothness. 11, night shift because the voltage increases, easily lead to changes in the thickness of the film, requires night shift staff time measurements, and make timely adjustments. 12, after the scrap pieces weighing mouth bagging system, make a record. PPE blowing machine, Riqiang machinery (online consultation), blowing machine provided by the Dongguan City Machinery Co., Ltd. strong. Dongguan City-Machinery Co., Ltd. (rqjx1688.1688.com) (www.szfstjx.com) quality of service and products, continue to receive the recognition and trust of new and old customers and the industry. Our company is a certified member of the whole alliance network operators, business alliance customer service icon on the page, you can talk directly with our customer service staff, to our future cooperation happy!