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What is the reason and how to solve the leakage or can not be sealed in the horizontal seal of the powder packaging machine?

Aug 15, 2022

The main methods of packaging and sealing of powder packaging machines are horizontal sealing and vertical sealing. So what exactly is the horizontal sealing of powder packaging machines? What should I do if the horizontal seal cannot be sealed when it is sealed, and what should I do if the sealing bag is wrinkled?


What is the horizontal seal of the powder packaging machine?


The transverse sealing of the packaging equipment is the sealing of the transverse side of the sealing bag, so whether it is a back sealing, a three-side sealing or a four-side sealing, the transverse sealing is a transverse sealing, and the transverse sealing equipment is used for heating and sealing. It can be used in conjunction with horizontal sealing and vertical sealing to seal out exquisite packaging bags.


Sealing out delicate products is the main function of the powder packaging machine. If the packaging bag is wrinkled or leaked during the horizontal sealing during the edge sealing, it will not only waste the film material but also reduce the production efficiency.

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Reasons and solutions for the leakage of powder packaging machines that cannot be sealed horizontally?


1) The temperature of the horizontal sealing equipment of the packaging machine does not reach the corresponding temperature, and the height of the horizontal sealing needs to be increased;


2) The sealing pressure at the horizontal sealing equipment of the packaging machine is not enough, and it is necessary to adjust the pressure of the packaging machine to add pressure to the horizontal sealing;


3) The horizontal sealing roller is not aligned, that is, the contact surface between the two is not flat; solution: adjust the flatness of the contact surface of the horizontal sealing roller, and then use A4 paper to seal it horizontally to see if it is aligned, and the texture is deep and shallow. Is it the same as shallow?


4) Check whether the packaging machine has any material clipping when sealing, and if it clips the material, adjust the speed of the packaging machine unloading;


5) If the air leakage still cannot be sealed after all the above methods have been adjusted, it is necessary to check to see if it is a problem with the raw materials of the packaging bag, and you can try to replace another packaging bag.


Reasons and solutions for the horizontal sealing temperature of powder packaging machine not rising?


1) Check whether the horizontal sealing temperature control table of the packaging machine is damaged, if damaged, replace it;


2) Check whether the temperature control circuit of the horizontal sealing part is connected incorrectly;


3) Check whether the horizontal sealing thermocouple is faulty or damaged; check the equipment or replace the thermocouple;


What if the powder packaging is wrinkled horizontally?


1) Check whether the temperature of the horizontal sealing equipment is too high. If wrinkles are formed due to the high temperature, adjust the temperature and try to brush the cutting edge with a brush;


2) Check whether the packaging is formed by material clamping, if it is formed by material clamping, adjust the speed of blanking and sealing;


3) Check if it is caused by a pressure problem. If the horizontal sealing stick is not heated, use A4 paper to seal and press at the sealing stick. There are pictures on the A4 paper. If the shades of the pictures are different, it means that the pressure adjustment has questions.

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