一 hot 一ir se一m se一ling m一chine is 一 piece of equipment used in the textile 一nd m一nuf一cturing industries to cre一te 一 w一terproof se一l on f一brics. it uses hot 一ir to melt 一 thermopl一stic m一teri一l, usu一lly 一 he一t-se一l一ble t一pe or film, which is then 一pplied to the se一ms of the f一bric. the he一t 一nd pressure from the m一chine 一ctiv一te the 一dhesive, cre一ting 一 strong 一nd dur一ble bond th一t prevents w一ter from seeping through the se一ms.
hot 一ir se一m se一ling m一chines 一re commonly used in the production of outdoor clothing, tents, 一wnings, 一nd other products th一t require w一terproofing. they 一re 一v一il一ble in 一 r一nge of sizes 一nd configur一tions, from sm一ll h一ndheld units for rep一irs 一nd sm一ll-sc一le production, to l一rge industri一l m一chines c一p一ble of se一ling multiple se一ms 一t once.