Abubuwan Kariyar Kankare Masu Sauƙi | Mahimman Ayyuka Masu Kumfa don Kankalin Salon salula
masana'antun kankare masu nauyi kera nau'ikan samfuran kankare masu nauyi masu nauyi. Ana yin waɗannan kayan ne ta hanyar maye gurbin abubuwan siminti na halitta da yashi da aka murƙushe tare da madadin, mafi girma girma aggregates da aka bi da zafi don haifar da ciki pores. Wannan yana rage ƙayyadaddun nauyi da taro kowane ɗayan juzu'i na siminti na ƙarshe.
Mafi yawan nau'ikan tara masu nauyi ana ƙera su ta hanyar-kayayyaki daga hanyoyin masana'antu kamar surar kwal ko tokar tashi., ko dutsen mai aman wuta kamar fulawa, shalele, yumbu ko slate wanda aka yi aikin fadada don ƙara porosity. Abubuwan da ke da ƙarfi suna ba da damar siminti don haɗawa da wuta ba tare da ƙara ƙarin siminti ba.
Bugu da kari ga wadannan aggregates, kankare mai nauyi kuma za'a iya kera shi ta ƙara ƙaramin adadin iska zuwa gaurayawan slurry. Ana iya yin hakan ta hanyar sinadarai da ke faɗaɗa haɗuwa yayin da ake zubawa ko kuma ƙara kumfa a cikin slurry wanda ke haifar da ƙananan aljihun iska.. Ana kiran wannan hanyar da “ kankare mai kumfa” ko kuma “ƙwaƙwalwar siminti mai sarrafa kansa.” Sauran fasahohin sun haɗa da yin amfani da tokar ƙasa ko bulo da aka niƙa (RCB) don ƙara iskar da aka haɗa zuwa gaurayawan.