Rooj Tshaj Tawm (Pawg Dawb)

Tseem hu ua corrugated cardboard. Nws yog ua los ntawm tsawg kawg ib txheej ntawm daim ntawv corrugated thiab ib txheej ntawm lub thawv ntawv (tseem hu ua lub thawv ntawv), uas muaj kev ywj pheej zoo thiab nthuav dav. Feem ntau siv rau hauv kev tsim cov thawv ntawv, qhov chaw nruab nrab ntawm cov thawv ntawv thiab lwm yam khoom ntim rau cov khoom tawg yooj yim. Nws yog ua los ntawm cov hmoov nplej hauv zos thiab cov ntawv pov tseg los ntawm kev ntaus kom ua rau daim ntawv qub zoo ib yam li daim ntawv daj, thiab tom qab ntawd dov mus rau hauv daim ntawv corrugated los ntawm kev ua cov txheej txheem kho tshuab, thiab tom qab ntawd sib txuas nrog daim ntawv thawv ntawv nrog cov nplaum xws li sodium silicate rau ntawm qhov chaw.

Cov ntawv corrugated corrugated zoo li cov qhov rooj arched txuas, uas tau teeb tsa ua kab thiab txhawb nqa ib leeg kom ua ib lub qauv peb ceg. Nws muaj qhov zoo; nws tuaj yeem ua rau hauv cov ntaub qhwv lossis cov thawv ntawm ntau yam duab thiab qhov ntau thiab tsawg raws li qhov xav tau, uas yooj yim dua thiab sai dua li cov khoom siv yas buffer; nws tsis cuam tshuam los ntawm qhov kub thiab txias, muaj cov yam ntxwv zoo ntawm kev ntxoov ntxoo, tsis puas los ntawm lub teeb, thiab feem ntau tsis cuam tshuam los ntawm cov av noo. Txawm li cas los xij, nws tsis haum rau kev siv mus sij hawm ntev hauv ib puag ncig uas muaj av noo siab, uas yuav cuam tshuam rau nws lub zog.