| 摘要 |
PURPOSE: A PP sack coated with material against static electricity and a coating apparatus therefor are provided to prevent dust from being adhered thereon, thereby preventing the contained in the sack from being contaminated. CONSTITUTION: The coating apparatus for a PP(Polypropylene) sack comprises: a coating unit(10) having a coating roller(11) that is slid back and forth by a handle(13) and a nozzle(14) to spray coating liquid toward the coating roller(11) in upper side and lower side individually for coating the coating liquid on both sides of the sack; a first dryer(30) for drying the coated sack sent from the coating unit(10) with warm wind; a second dryer(40) for drying the coated sack sent from the first dryer(30) with cool wind; and a collector(50) for collecting the coated sack from the second dryer(40).
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