1, The film blowing machine checks the temperature control and the heating appliance is in good condition. Pay attention to adjust the heating temperature of each point in time within the index range.

2, Check the traction speed and control the film thickness.

3, Observe and adjust the thickness of the film evenly, and the folding diameter conforms to the standard.

4, Check the air storage cylinder pressure, the blown film machine should not be too high, but there should be spare pressure.

5, Check and control the ratio of raw materials and mix well.

6, Check the raw materials for impurities. Check the irons in time with a magnet.

7, Check the lubricating oil lubrication of the gearbox and air compressor cylinder.

8, Regularly check the temperature rise and mechanical transmission of each running motor.