Correct Operation Steps and Precautions of Film Blowing Machine

Jan. 22, 2021

Preparations and precautions before starting the Plastic Film Blowing Machine:


1.Check whether the unit installation work is installed as required, and check that the bolts are well tightened.


2. Check and add the lubricating oil in the gearbox and air compressor, and check the lubrication of the mechanical transmission parts.


3. Inspect the power supply and electrical parts, and all parts should be safely grounded.


4. If the barrel is not filled with plastic, and the temperature is not up to the requirement, it is prohibited to start.


5. Check that there is no foreign matter in the blank, and no iron filings or other unqualified materials are mixed in the raw materials.


6. The material should be dry, otherwise it should be pre-dried.


7. Check that the heating system and temperature measurement system of the unit are in good condition.


8. During the start-up process, irrelevant personnel should leave to prevent local overheating of the material from rushing out and burns, belts and mixing drums, and hair and clothing from being rolled in.


Plastic Film Blowing Machine

Plastic Film Blowing Machine

Steps to start the film blowing machine normally:


1.Heating the Blown Film Extrusion Machine body, head, die head, and control the temperature of each point within the index.


2. If you drive after a long stop, the heating temperature of each point needs to be kept constant for 10-30 minutes after reaching the target range.


3. Start the air compressor and stop when the cylinder pressure is 6-8kg/cm.


4. According to the film folding diameter, thickness requirements and extruder production capacity for processing, estimate the pulling speed and stable bubble diameter.


5. After the temperature of each point meets the requirements, put on labor protection supplies and start the tractor, blower, and extruder in order.


6. When the die outlet is uniform and uniform, you can slowly pull up the tube blank while wearing gloves, and at the same time, close the end of the tube blank and slightly open the air inlet regulating valve to blow in a small amount of compressed air from the center hole of the mandrel. Carefully guide the foam stabilizer, herringbone plate, and penetrate the traction roller and guide roller until it is taken up.


7. Check the thickness and width of the film everywhere, and adjust them to meet the requirements.


The company also provides a Bag Making Machine, if necessary, please feel free to contact the manufacturer of the film blowing machine


+86 132 3160 1881 jiaomaofeng@gmail.com robin@lingfengkj.com 2068316458