Thaum tsim lub hnab ntim, xyuam xim rau cov cim lag luam thiab cov khoom lag luam ntawm lub hnab, uas yog ib feem tseem ceeb ntawm kev ntim khoom thiab yuav tsum tuav lub luag haujlwm tseem ceeb hauv kev ntim tag nrho, thiab txoj haujlwm yuav tsum yog qhov muag pom; xim ntawm lub hnab ntim khoom yuav tsum tau ua raws li qhov xav tau ntawm tus neeg siv. Nws yog ib qho tseem ceeb heev nqi nyob rau hauv lub ntim. Cov xim highlights cov yam ntxwv ntawm cov khoom thiab kuj yog heev txaus nyiam rau cov neeg muas zaub.
Cov qauv ntawm lub hnab ntim khoom tuaj yeem tsim tau raws li qhov xav tau ntawm cov neeg siv khoom lossis cov qauv tsim ntawm lub hnab ntim khoom, uas zoo ib yam li daim duab hauv kev tshaj tawm, thiab tseem yog ib feem tseem ceeb heev; cov duab ntawm lub hnab ntim khoom yog qhov tsim nyog rau kev thauj mus los ntawm cov khoom, thiab cov duab kuj yog qhov tseem ceeb dua.
Lub flatness ntawm lub hnab tuj yog zoo dua. Txhawm rau kov yeej qhov tsis xws luag ntawm lub hnab ntim yas dav dav, lub tiaj tiaj yog qhov zoo, thiab cov nyhuv luam ntawv kuj zoo heev. Kev txhim kho tuaj yeem ua rau ntau yam. Tus naj npawb ntawm cov hniav ntawm lub iav lub cev muaj zog thiab lub iav lub cev muaj zog yog nce thaum lub sij hawm tsim khoom, thiab cov ntaub qhwv lub zog yuav tsum tau nce ntxiv kom ruaj khov ntawm cov ntaub ntawv reel, thiab lwm yam.
Yog tias lub hnab tuj xav tias tuab, dav, thiab ntxhib me ntsis, nws txhais tau tias cov khoom siv raw yog woven los ntawm PP ca hlau; thiab yog tias nws zoo nkaus li mos, lubricated, thiab tsis ntom, nws txhais tau tias HDPE ca hlau; Lub hnab manufacturers tseem yuav ntxiv masterbatch rau cov ntaub ntawv raw los hloov cov yam ntxwv ntawm cov khoom raw. Piv txwv li, ntxiv calcium masterbatch rau PP ca cov ntaub ntawv lo lo ntxhuav yuav ua rau tes zoo nkaus li dav. Qhov zoo ntawm cov khoom tuaj yeem raug txiav txim raws li cov qauv kev xav sib txawv ntawm cov khoom lag luam tuj, vim tias ntau lub tuam txhab yuav ntxiv lwm cov ntaub ntawv thaum tsim cov ton hnab, uas tuaj yeem txawv raws li qhov xav tau.
Los ntawm qhov no, nws tuaj yeem pom tias muaj ntau txoj hauv kev kom paub qhov txawv ntawm ib lub hnab tuj. Tsis txhob yuav ib lub hnab tuj yooj yim. Yog tias peb yuav cov hnab ntim qis dua, nws yuav ua rau muaj kev tsis yooj yim rau peb siv yav tom ntej.
