Staple Fiber Needled Geotextile

Quav kauv caj duaj-punched geotextiles yog hom ntawm nonwoven thiab cov ntaub npuag. Polyester crimped luv fibers nrog ib tug fiber ntau fineness ntawm 6-12 denier thiab ib tug ntev ntawm 54-64 hli yog siv raws li raw cov ntaub ntawv. Los ntawm txoj kev qhib kev rau cov khoom siv uas tsis yog-khaus, combing, ntxhov (luv fibers intertwined), tso (standardised entanglement thiab kho), acupuncture thiab lwm cov txheej txheem ua tau rau hauv ib daim ntaub. Nws yog tsuas yog siv rau hauv qhov kev txhawb zog ntawm kev kho tsheb nqaj hlau, kev tu vaj tsev txoj kev pavement, kev tiv thaiv ntawm kev ntaus kis las, dej dams, kev sib cais ntawm cov qauv siv hydraulic, kab noj hniav, puam tsho, cov chaw tiv thaiv thiab lwm yam.