SBS hloov bitumen vov tsev yog dab tsi?
SBS hloov bitumen vov tsev yog dab tsi?

Video: SBS hloov bitumen vov tsev yog dab tsi?

Video: SBS hloov bitumen vov tsev yog dab tsi?
Video: ВСЯКО БОЖИЕ ДЕТЕ ЩЕ СЕ ИЗПРАВИ СРЕЩУ ТОЗИ ВРАГ | ВДЪХНОВЯВАЩ СЪВЕТ КОЙТО ТРЯБВА ДА ЗНАЕТЕ 2024, Kaum ib hlis
Anonim

SBS hloov bitumen vov tsev yog cov khoom siv ua los ntawm asphalt thiab cov roj hmab hluavtaws, ua rau nws yog cov khoom siv hloov pauv tshwj xeeb rau tiaj lub ru tsev.

Tib neeg kuj nug, dab tsi yog hloov pauv lub ru tsev bitumen?

Hloov Kho Bitumen (MB) vov tsev yog asphalt-based, tus kwv tij txheeb ze ntawm Built-up- Lub tsev (BUR) tsim rau cov tsev uas muaj nqes hav qis lossis “tiaj” lub ru tsev cov qauv. Nrog tsib txheej kev tiv thaiv, nws yog ib qho ntawm kev ntseeg siab tshaj plaws ru tsev systems siv hauv kev lag luam niaj hnub no.

ntev npaum li cas hloov lub ru tsev bitumen kawg? 20 xyoo

Tseem yuav paub yog, SBS ru tsev sawv rau dab tsi?

Nrog SBS vov tsev , asphalt tau hloov kho los ua ib lub network polymer sab hauv cov bitumen. SBS stands rau styrene butadiene styrene thiab muab cov bitumen muaj cov yam ntxwv zoo li roj hmab.

Dab tsi yog qhov txawv ntawm dov vov tsev thiab hloov bitumen?

Re: Qhov txawv ntawm vov tsev yog hais tias muaj, muaj HUGE sib txawv . Dov vov tsev yuav tsum tsis txhob siv rau lwm yam uas tsis yog tsev dev vim nws muaj lub neej luv heev (~ 5 xyoos lossis tsawg dua). Hloov kho bitumen yog ib lub ru tsev cov ntaub ntawv uas muaj kev ruaj khov thiab nyob ntev (~ 20 xyoo, tej zaum ntau dua).

Pom zoo: