Hot knife and suction arm did not adjust well, the normal situation is to cut down the hot knife up to 2 cm suction arm and then send out the material.
                                            
                                        
                                                Did not put up self-adhesive strip in place in spring, so spring will break, the operation must be a self-adhesive glue. The second reason is that material is not neat or a lump into cots, the spring is not smooth.
                                            
                                        
                                                Film blowing machine running each stage temperature how to set?Film blowing machine running each stage temperature how to set?