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- An impulse sealer is a powered tool used to seal different types of plastic packaging—most often poly bags containing groups of parts or components.
- It uses an impulse of electricity to heat up a metal wire that melts one layer of plastic to the other.
- One of the advantages of using impulse sealers over heat sealers is that there’s no warm-up time needed—and no need for a cool-down time, either.
- As a result, they’re a bit safer to use (though, of course, anyone who uses one needs to be properly trained on how to use it).
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