Puas yog asphalt pob zeb?
Puas yog asphalt pob zeb?

Video: Puas yog asphalt pob zeb?

Video: Puas yog asphalt pob zeb?
Video: sib pab tsawv pob zeb yov puas tsev 2024, Kaum ib hlis
Anonim

Dov asphalt pob zeb

Asphalt Kev sib xyaw ua ke ntawm kev sib xyaw ua ke feem ntau yog tsim los ntawm 5% asphalt cement thiab 95% aggregates ( pob zeb , xuab zeb, thiab gravel). Qhov hnyav ntawm ib asphalt txoj hauv kev yog nyob ntawm hom sib sau ua ke, tus asphalt , thiab huab cua void cov ntsiab lus

Yog li ntawd, dab tsi yog asphalt ua los ntawm?

Dab tsi yog Asphalt Ua los ntawm thiab Vim Li Cas Qhov Zoo ntawm Cov Khoom Siv Tseem Ceeb Ntau? Asphalt yog kev daws teeb meem ruaj khov ua los ntawm sib tov ntawm aggregates, phau ntawv, thiab muab tub lim. Aggregates yog cov khoom siv ntxhia ua tiav xws li pob zeb crushed, xuab zeb, gravel, slags, lossis ntau yam khoom siv rov ua dua tshiab.

Ib yam nkaus, pob zeb twg siv los ua asphalt? Pob zeb uas muaj asphalt hu ua asphalt rock. Cov ntsiab lus asphaltic feem ntau yog li ntawm 5 txog 15 feem pua. Asphalt pob zeb feem ntau yog impregnated ntxeem tau xuab zeb lossis limestone.

Ib yam li ntawd, asphalt puas yog pob zeb lossis pob zeb?

Asphalt nws tus kheej yog ib qho khoom siv hauv asphalt qhob. Hauv nws daim ntawv nyoos, nws tseem hu ua bitumen. Qhov no yog ib txwm tshwm sim ua kua los yog ib nrab ntawm cov khoom muaj nyob rau hauv tej yam ntuj tso, los yog refined khoom. Asphalt ntxhia tau txais kev ua kom zoo dua qub thiab siv ntau dua li cov roj lossis cov ntawv nplaum rau hauv asphalt qhob.

Puas yog tar thiab asphalt tib yam?

Asphalt yog cov khoom siv uas feem ntau piav raws li cov nplaum, xim dub thiab cov khoom hnyav uas zoo ib yam li cov khoom ib nrab ntawm cov roj av. Qee txoj hauv kev tau ntim nrog bitumen thiab tom qab ntawd nrog cov khoom sib sau ua ke. Tar yog ib yam khoom uas tau muab los ntawm thee. Nws yog cov kua tuab uas tuav cov pa roj carbon ntau.

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