Qhov laj thawj tseem ceeb ntawm cov npoo tsis zoo ntawm cov hnab yas woven lub hnab slings wholesaled los ntawm tonnage hnab manufacturers yog qhov tsis zoo ntawm cov roj hmab, uas tsis tuaj yeem tiv taus kev siv lub sijhawm ntev, yuav tawg lossis ua tsis zoo rau cov npoo, uas ua rau cov teeb meem uas ntim tag nrho tsis tuaj yeem siv lub hnab. Yog tias FIBC pob zeb tawg, peb thov kom tag nrho FIBC tsis tuaj yeem siv, thiab peb yuav tsum hloov lub chaw tsim khoom tam sim ntawd thiab yuav ib qho tshiab lossis yuav ib lub tshiab. Feem ntau hais lus, muaj peb qho laj thawj rau kev ua haujlwm tsis zoo:
a. Kev siv ntau dhau thiab kev nce siab ntxiv rau kev hnav yuav txhawb nqa kev sib tsoo kom mus txog qhov kawg ntawm nws lub neej kev ua haujlwm. Cov thawv ntim zoo sib xws tau mus txog qhov kawg ntawm lawv cov kev pabcuam lub neej lossis zaus, thiab cov tshiab yuav tsum tau yuav.
b. Tus swb nws tus kheej yog tus ua lwj lwj. Qhov tseem ceeb tshaj plaws yog tias cov khoom zoo los ntawm tus tsim khoom tsis siab thiab tsuas yog siv tau ib zaug los yog ob zaug. Tus pluaj yog tuag lawm, tab sis lub cev yog qhov zoo. Yog tias muaj tus qauv, tus swb yuav raug tshem tawm thiab hloov.
c. Lwm qhov tseem ceeb yog tias yog tias lub zawv zawg yog tsim los ntawm cov ntaub ntawv tsis raug, nws tseem yog qhov teeb meem tseem ceeb uas ua rau cov npoo tsis zoo. Yog tias cov polyethylene siv ntau dhau lawm thiab cov ntaub ntawv siv high-siab polyethylene siv tsawg dua, nws yuav ua rau txheej weathered. Vim tias FIBCs feem ntau siv sab nraum zoov, cov npoo tsis zoo yog kev tsis tuaj yeem dhau.