Na yi imani da cewa kamar yadda muka sani, yawancin karfen sashe duk babban farantin karfe ne mai kauri daya kafin a gama shi.Domin inganta nau'ikan karfe daban-daban, dole ne ku fara yanke shi da injin yankan.Sabili da haka, injin yankan shine babban kayan aiki don yin sashin karfe.
Maganar yankan injuna, yanzu ana kasuwa, ko kuma kowa ya fi sanin injinan yankan wuta da na’urar yankan filasta, menene bambancin injunan yankan guda biyu?A yau za mu tattauna waɗannan injinan yankan guda biyu tare da duba bambancin da ke tsakaninsu.
Da farko, bari mu kalli injin yankan harshen wuta.A takaice, injin yankan harshen wuta na amfani da O2 wajen yanke farantin karfe masu kauri, ta yadda iskar gas ke kunna abinci mai yawan kuzari, sannan ta narke raunin.Kamar yadda kowa ya sani, yawancin injunan yankan harshen wuta duk na carbon karfe ne.Saboda babban darajar calorific na ƙonewa, zai haifar da lalacewar ƙarfe na carbon.Saboda haka, mafi yawan carbon karfe amfani da harshen yankan inji ya fi 10mm, kuma shi ne ba dace da carbon karfe a cikin 10mm., domin yana haifar da nakasa.
Bugu da kari, na'urar yankan plasma, wacce ta fi siffa fiye da na'urar yankan harshen wuta, na iya yanke karfen carbon da karafa da ba kasafai ba.Kewayon aikace-aikacen yana da faɗi kaɗan, amma na'urar yankan plasma tana amfani da ƙimar ƙarfin wutar lantarki don yankewa.Mafi girman yanke, mafi girma da wutar lantarki, mafi girma da amfani, kuma mafi girma farashin.Don haka, ana amfani da injin yankan plasma gabaɗaya don yanke faranti masu kauri mai kauri, gabaɗaya ƙasa da mm 15, kuma idan ya wuce 15mm, za a zaɓi injin yankan harshen wuta.
Gabaɗaya magana, iyakokin aikace-aikacen injin yankan harshen wuta da na'urar yankan plasma gaba ɗaya sun koma baya, kuma kowanne yana da nasa fa'ida da rashin amfani.Sabili da haka, lokacin zabar na'ura mai yankan, maɓallin yana cikin bukatun kansa, wanda ya dace don zaɓar na'ura mai dacewa.