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non woven zipper bags
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ZW-FL600 is a multi functional full automatic non woven bag making machine with PP mould zipper, its products are more artisctic and more applicable. Its working principle is to take advantage of high frequency oscillation in order to send the ultrasonic to the working substance melt interface. It makes the result of working molecule friction instantly to reach plastic melting point thus to finish the process of solid materials rapidly melt cline fusion then will finish the welding. Completely sealed is absolutely no problem. The sealing edge won’t craze with the assurance of the edge quality. There is no trimming or edge curling.
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