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Question:

How does aluminum foil bag should be heat-sealed?

How does aluminum foil bag should be heat-sealed?

Answer:

If you don't vacuumize bags,heat-sealing machine is ok. Some heat-sealing machines have hand grips, some are pedaled or with belt wheels. Prices vary with different manufacturers. If you want to vacuumize bags, a vacuum machine is ok. After the vacuumizing process, the vacuum machine is directly sealed.
Using the sealing machine.

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