Mtengo wogulitsa fakitale wa Dth hammer bit supplier

Kubowola kwa DTH (Pansi pa dzenje) ndi njira yoboola mozungulira.Nyundo yomwe imagwiritsidwa ntchito popanga mphamvu yamphamvu imamangiriridwa pansi pa chingwe chobowola ndipo chobowola chimamangiriridwa kumunsi kwa nyundo ya DTH.Kusuntha kwa pisitoni mu nyundo ya DTH kumayambitsidwa ndi mpweya wopanikizika kwambiri.Mafunde odabwitsa omwe amapita kumtunda amaperekedwa ku rock mass kudzera m'mphepete mwazitsulo kapena mabatani a carbide pa bit.Zotsatira zake, ming'alu imapangidwa mu rock mass yomwe imapangitsa kupanga miyala ya miyala.Zodulidwa zimachotsedwa mu dzenje ndi mpweya wozungulira kuchokera pansi kupita pamwamba kuti ubowole.