Casing tube max waje diamita 115-350mm ODEX rawar soja rago eccentric wuce kima casing tsarin don zurfin ruwa rijiyoyin hakowa

Matakan Aiki:1.Tsarin hakowa fiye da kima ya ƙunshi guduma DTH, reaming mai ƙayyadaddun ƙayyadaddun ƙira da bit matukin jirgi, na'urar jagora da casing.Ƙaƙwalwar ɗan ƙarami yana jujjuya waje don haƙa rami mai girma don ba da damar murhun ƙarfe ya shiga ramin lokaci guda.Ana busa ƙurar dutse daga cikin rami ta bututun casing.2.Bayan hakowa zuwa takamaiman zurfin, za a janye reamer ta hanyar jujjuya alkiblar jujjuyawa ko ta ja kayan aiki, kuma lokaci ne da za a iya fitar da kayan aikin hakowa.3.Cire kwanon rufin sama sannan a ciko kankare ko wasu abubuwa a ƙarƙashin ramin.4.Yin amfani da ramin hakowa na yau da kullun na iya ci gaba da hako ramin, yayin da bit DTH zai iya hakowa zuwa zurfin da ake buƙata.