Madaidaicin bango mai kauri na bututun ƙarfe mara nauyi
1, A lokacin perforation na sumul karfe shambura mika coefficient ne ma girma, yi gudun ne ma high, mirgina barga.

2, Jefa naushi karfe capillary rashin zaman lafiya iya kai ga wutsiya mara daidaito kauri.

3, Sumul karfe tube tip yanke gangara, lanƙwasa ta cikin manyan, tube-tsakiyar kura kurakurai iya kai ga m kauri na shugaban bututu.

Kauri-katanga maras sumul karfe bututu m Sanadin Action
1, Lura da amfani da fayafai jagorar jiha kuma ƙara ƙoƙarce-ƙoƙarce na duba faifan jagora don rage farantin gubar lokacin mirgina bututun ƙarfe mara ƙarfi ya tabbatar da kwanciyar hankali.

2, Duba ingancin sumul karfe tube don hana tube tip yanke gangara, babban raguwa, sauyawa ko gyara ya kamata a gyara wuce tsakiya ramukan.