Reasons for poor heat sealing of blister packaging machine:
1. The temperature is too low or too high
2. Heat sealing pressure is too large or too small
3. There is dirt on the net roller
4. Aluminum tube adhesive layer is uneven

Bad solution for heat sealing of blister packaging machine:
1. Adjust the temperature setting of the temperature controller
2. Adjust the air pressure regulator of the chassis
3. Use a copper wire brush to remove
4. Replace the aluminum box