Cov hnab ntim khoom noj yog cov cuab yeej siv hauv kev ntim khoom thauj khoom, feem ntau yog siv los khaws cia thiab thauj cov granular lossis hmoov pub. Lawv lub luag haujlwm tseem ceeb yog kev tiv thaiv dej noo, tiv thaiv kom tsis txhob muaj dej, thiab hnav tsis kam, thaum tseem ua tau raws li cov qauv kev nyab xeeb thiab kev nyab xeeb. Nyob ntawm daim ntawv thov, cov hnab ntim khoom noj tuaj yeem muab faib ua cov hnab me me -cov hnab hauv tsev loj thiab loj- cov hnab ntim khoom loj; kev xaiv ntawm cov khoom siv ncaj qha cuam tshuam rau kev ua haujlwm thiab tus nqi.
Cov hnab ntim khoom noj feem ntau yog ua los ntawm cov ntaub ntawv yas xws li polypropylene (PP) lossis polyethylene (PE), siv cov txheej txheem warp thiab weft weaving los tsim cov qauv siab - lub zog mesh. Qhov kev tsim no ua kom lub hnab ntim tau yooj yim thiab nws muaj peev xwm tiv taus qhov hnyav tshaj 50 kg. Qee cov khoom muaj xws li UV- cov coatings resistant los yog anti- kev kho zoo li qub, ua rau lawv haum rau ntev - lub sij hawm cia sab nraum zoov lossis ib puag ncig flammable. Ib puag ncig tus phooj ywg pub hnab yuav tsum xeem dhau lub teb chaws tus qauv ntsuas kom tsis muaj cov hlau hnyav, tiv thaiv kev noj zaub mov.
