ASTM A888/CISPI301/CSA B70 Hubless Cast Iron Soil bututu
Bututun ƙasa mai launin toka da aka samar ta hanyar fasahar centrifugal waɗanda ake amfani da su a cikin tsarin magudanar ruwa da tsarin bututun samun iska ta hanyar haɗin kai mai sassauƙa, waɗanda ke da fa'idodi masu zuwa: madaidaiciya madaidaiciya, har ma da bangon bututu.babban ƙarfi da yawa, babban santsi na ciki da waje, babu lahani na simintin gyare-gyare, sauƙi mai sauƙi, kulawa mai sauƙi, tsawon amfani da rayuwa, kare muhalli, hana wuta kuma babu hayaniya.
Zanen ciki da waje: Baƙar fata bitumen fenti tare da matsakaicin bushewar kauri na 100 microns.
Ana samar da duk kayan aikin bututu bisa ga daidaitaccen ASTM A888-05 / CISPI301/CSA B70 kuma ba mai ƙonewa ba kuma ba mai ƙonewa ba.