Lub sijhawm siv zoo tshaj plaws ntawm cov log tsheb tom qab tsim khoom
Kev sib xyaw ntawm cov log tsheb yog ua los ntawm cov roj hmab, hlua, steel hlau, carbon dub, thiab lwm yam, uas yog kev sib xyaw ntawm ntau yam tshuaj thiab cov khoom siv roj hmab. Yog tias nws raug tso tseg ntev dhau lawm, lub log tsheb yuav muaj teeb meem xws li kev laus thiab tawv.
Txawm li cas los xij, cov log tsheb uas tsim tawm tshiab tsis yog qhov zoo tshaj plaws, vim tias thaum lub log tsheb tsuas yog tsim, cov roj cov ntsiab lus siab thiab cov roj hmab molecules tsis ruaj khov. Tom qab lub sijhawm tso tawm thiab ua kom ruaj khov ntawm cov tshuaj no, nws yog lub sijhawm zoo tshaj plaws rau kev teeb tsa thiab siv. Rau lub hlis tom qab kev tsim khoom yog lub sijhawm zoo tshaj plaws los siv, cov roj hmab molecules yuav maj mam stabilize, thiab nws yuav ntau elastic thiab hnav-resistant.
Tom qab ntau tshaj li ob xyoos, qhov adhesiveness pib txo qis, thiab cov kab nrib pleb tuaj yeem tshwm sim tom qab kev teeb tsa thiab siv. Yog tias nws muab tso rau peb lossis plaub xyoos lossis ntau dua, qhov xwm txheej no yuav tseem ceeb dua. Nws tsis pom zoo kom yuav thiab nruab cov log tsheb zoo li no.