Ka wehewehe a me ka hoʻohana ʻana i ka sila slurry
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Ka wehewehe a me ka hoʻohana ʻana i ka sila slurry
Manawa Hoʻokuʻu:2024-07-16
Heluhelu:
Kaʻana like:
ʻO ka slurry seal ka mea e hoʻohana ai i nā mea hana mechanical e hui ai i ka asphalt emulsified kūpono, nā ʻāpana a me ka maikaʻi, ka wai, nā mea hoʻopiha (cement, lime, lele lehu, pauka pōhaku, etc.) ia ma ka ili alanui kumu. Ma hope o ke kāwili ʻana, demulsification, hoʻokaʻawale wai, evaporation a me ka paʻa, ua hui pū ʻia me ka ʻili o ke alanui kumu e hana ai i kahi paʻa paʻa, ikaika, ʻaʻahu a me ke sila ʻili alanui, kahi e hoʻomaikaʻi nui ai i ka hana o ke alanui.
Ua puka mai ka ʻenehana seal slurry ma Kelemānia i ka hopena o nā makahiki 1940. Ma ʻAmelika Hui Pū ʻIa, ʻo ka hoʻohana ʻana i ka sila slurry he 60% o nā alanui ʻeleʻele o ka ʻāina, a ua hoʻonui ʻia ka nui o ka hoʻohana. He kuleana ko ia i ka pale ʻana a me ka hoʻoponopono ʻana i nā maʻi e like me ka ʻelemakule, nā māwae, ka maʻemaʻe, ka ʻoluʻolu, a me nā lua o nā alanui hou a me nā ala kahiko, e hoʻomaikaʻi wikiwiki ʻia ka ili o ke alanui, anti-skid, palahalaha, a me ka pale ʻaʻahu.
Ka wehewehe a me ka hoʻohana ʻana i ka slurry seal_2Ka wehewehe a me ka hoʻohana ʻana i ka slurry seal_2
ʻO Slurry seal kekahi ʻano hana pale no ka mālama ʻana i ka papahele. He mau māwae a me nā lua o nā alanui asphalt kahiko. Ke hoʻohana ʻia ka ʻili, hoʻolaha ʻia ka hui ʻana o ka asphalt slurry seal emulsified i loko o kahi ʻāpana lahilahi ma ka papahele a hoʻopaʻa ʻia i ka wā hiki ke mālama i ka papa pōhaku asphalt. He mālama a hoʻoponopono ʻia e hoʻihoʻi hou i ka hana o ke kahua paʻa e pale ai i ka pōʻino hou aʻe.
ʻO ka lohi lohi a i ʻole nā ​​​​medium-crack i hui ʻia emulsified asphalt i hoʻohana ʻia i ka sila slurry e koi i ka asphalt a i ʻole polymer asphalt ma kahi o 60%, a ʻaʻole pono ka liʻiliʻi ma lalo o 55%. ʻO ka mea maʻamau, ʻo ka anionic emulsified asphalt ka maikaʻi ʻole o ka hoʻopili ʻana i nā mea minerala a me ka manawa hoʻoheheʻe lōʻihi, a hoʻohana nui ʻia no nā aggregates alkaline, e like me ka limestone. Cationic emulsified asphalt he adhesion maikaʻi i nā aggregates acidic a hoʻohana nui ʻia no nā aggregates acidic, e like me ka basalt, granite, etc.
ʻO ke koho ʻana i ka emulsifier asphalt, kekahi o nā mea i loko o ka asphalt emulsified, he mea koʻikoʻi loa ia. ʻAʻole hiki i kahi emulsifier asphalt maikaʻi ke hōʻoia i ka maikaʻi o ke kūkulu ʻana akā mālama pū kekahi i nā kumukūʻai. I ke koho ʻana, hiki iā ʻoe ke kuhikuhi i nā hōʻailona like ʻole o nā emulsifiers asphalt a me nā ʻōlelo aʻoaʻo no ka hoʻohana ʻana i nā huahana pili. Hoʻokumu kā mākou hui i nā ʻano emulsifiers asphalt multi-purpose. Inā he nīnau kāu, e ʻoluʻolu e nīnau i kā mākou lawelawe mea kūʻai aku.
Hiki ke hoʻohana ʻia ka emulsified asphalt slurry seal no ka mālama pale ʻana i nā ala kiʻekiʻe a me nā ala haʻahaʻa, a he kūpono hoʻi no ka sila haʻahaʻa, ʻaʻahu ʻaʻahu a i ʻole ka pale pale o nā alanui hou i kūkulu ʻia. Hoʻohana ʻia ia i kēia manawa ma nā alaloa.
Ka hoʻokaʻawale ʻana o ka slurry seal:
E like me ka ʻokoʻa ʻana o nā mea minerala, hiki ke hoʻokaʻawale ʻia ke sila slurry i ke sila maikaʻi, ke sila waena a me ke sila koʻikoʻi, i hōʻike ʻia e ES-1, ES-2 a me ES-3.
E like me ka wikiwiki o ka wehe ʻana i nā kaʻa
E like me ka wikiwiki o ka wehe ʻana i ke kaʻa [1], hiki ke hoʻokaʻawale ʻia ke sila slurry i ke sila slurry ʻano wehe wikiwiki a me ke sila slurry wehe lohi.
E like me ka hoʻohui ʻia ʻana o nā mea hoʻololi polymer
E like me ka hoʻohui ʻia ʻana o nā mea hoʻololi polymer, hiki ke hoʻokaʻawale ʻia ke sila slurry i ke sila slurry a me ke sila slurry i hoʻololi ʻia.
E like me nā waiwai like ʻole o ka asphalt emulsified
Wahi a nā ʻano waiwai like ʻole o ka asphalt emulsified, hiki ke hoʻokaʻawale ʻia ka slurry seal i ka sila slurry maʻamau a me ka sila slurry i hoʻololi ʻia.
E like me ka mānoanoa, hiki ke hoʻokaʻawale ʻia i ka papa hoʻopaʻa hoʻopaʻa maikaʻi (layer I), ʻāpana sealing medium (type II), layer sealing coarse (type III) a me ka papa sealing thickened (type IV).