The so-called under-concave vacuum machine is a standard vacuum machine with a customized under-concave groove , which facilitates the placement of the package and the vacuuming operation. So the question arises, when do you need to choose a recessed vacuum machine? Is it necessary to choose recessed vacuum for thick items? The following YUPACK will share with you how to choose the concave vacuum packaging machine for this problem.
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Any equipment needs to be cleaned and maintained during use, and packaging machine products are no exception. Regular maintenance and cleaning are essential work. Specifically, the main parts that need to be cleaned are the sliding plate, left knife, right knife, and middle knife. However, how to operate them during the cleaning and maintenance process? Below, Aixun will provide you with a detailed introduction:
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