YCGZ-110 One-pass Combined Type Cement Retainer is most used for temporary and permanent plugging or second cementing of oil, hau and water layers.Ka kohia te parapara sima ki roto i te waahi annular i roto i te pupuri me te hiri.Ko te waahanga o te puna sima, ko nga pakaru me nga pores ka uru ki roto i te hanganga ka whakamahia hei whakatutuki i te kaupapa o te whakapiri me te whakatika i nga turuturu.