Kodi ndi zinthu ziti zomwe zimakhudza emulsion asphalt?
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Kodi ndi zinthu ziti zomwe zimakhudza emulsion asphalt?
Nthawi Yotulutsa:2024-12-20
Werengani:
Gawani:
Kuwongolera kutentha ndikofunikira kwambiri pokonzekera phula. Ngati kutentha kwa phula kuli kochepa kwambiri, kukhuthala kwa asphalt kudzakhala kwakukulu ndipo ductility idzakhala yosakwanira, zomwe zimapangitsa kuti emulsification ikhale yovuta. Ngati kutentha kwa phula kuli kwakukulu kwambiri, kumbali imodzi, kumayambitsa ukalamba wa phula, ndipo kumbali ina, kutentha kwa phula la emulsified kumakhala kwakukulu kwambiri, zomwe zimakhudza kukhazikika kwa emulsifier ndi khalidwe la phula la emulsified. .

Pambuyo pa emulsified asphalt zida zakhala zikugwiritsidwa ntchito kwa nthawi yayitali, kusiyana kwa emulsified asphalt colloid mphero kudzakhala kwakukulu. Ngati chodabwitsachi chikuchitika, ingosinthani kusiyana kwake pamanja. Zingakhalenso kuti pali vuto ndi phula. Nthawi zambiri, mtundu wa asphalt suyenera kusinthidwa mwachisawawa pakagwiritsidwe ntchito wamba. Ma asphalt osiyanasiyana amagwiritsa ntchito mitundu yosiyanasiyana ya emulsifier, yomwe imagwirizananso ndi kutentha. Nthawi zambiri, kutsika kwachitsanzo cha asphalt, kutentha kumakwera. Kuthekera kwina ndi vuto la emulsifier. Mavuto ndi khalidwe la emulsifier adzachititsanso kuti zida za asphalt za emulsified zisagwire ntchito. Kutengera mtundu wamadzi, pH mtengo ungafunikirenso kusinthidwa; mwina emulsifier ndi zochepa kapena zosakaniza si mmwamba muyezo.