Kev paub txog cov viscosity siab, siab elasticity thiab siab toughness hloov bitumen
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Kev paub txog cov viscosity siab, siab elasticity thiab siab toughness hloov bitumen
Sijhawm tso tawm:2024-06-24
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High-toughness thiab high-elastic hloov bitumen yog ib qho kev sib txuas sib txuas tshwj xeeb hloov bitumen nrog rau peb-seem hloov kho network zoo. Nws qhov taw tes softening nce mus txog 85 ° C thiab nws cov viscosity dynamic nce mus txog 580,000 Pa·s. Nws yog ib tug pa high-viscosity hloov bitumen. Lub dynamic viscosity yog 3 npaug ntawm kev hloov kho bitumen thiab muaj kev ua haujlwm kub zoo heev. Nyob rau tib lub sijhawm, nws cov ductility ncav cuag ntau dua 45cm, zoo heev uas tsis muaj qhov kub thiab txias tsis kam, elastic rov qab ntau dua 95%, zoo heev deformation rov qab muaj peev xwm thiab siab toughness thiab tawg kuj.
Kev paub txog cov viscosity siab elasticity thiab siab toughness hloov bitumen_2
High-toughness thiab high-elasticity hloov bitumen sib tov muaj zoo heev-kub stability, dej stability, tawg tsis kam, siab-toughness thiab tawg kuj, deformation ua raws thiab durability. Cov khoom no muaj ntau yam kev siv scenarios. Lub thickness ntawm ultra-thin overlay tuaj yeem txo mus rau 1.2 cm, thiab lub neej kev pabcuam tuaj yeem txuas ntxiv mus txog 8 xyoo. Nws tuaj yeem siv los ua kev tiv thaiv kev tiv thaiv overlay rau bitumen pavements ntawm ntau qib ntawm txoj kev loj thiab hauv nroog txoj kev, cement pob zeb pavements, thiab txuas hniav. ntsej muag thiab lub ntsej muag. Tsis tas li ntawd, high-tenacity thiab high-elasticity hloov bitumen kuj yuav siv tau nyob rau hauv daim txhuam cev lub zos permeable pavements, kev nyuaj siab nqus cov khaubncaws sab nraud povtseg, waterproof bonding txheej, thiab lwm yam.