Bututun jan ƙarfe, bututun jan ƙarfe, bututun jan ƙarfe mai tsayi, bututun jan ƙarfe induction
Bayanin samarwa
Ana amfani da shi ne don dumama bututun niƙa.Ta hanyar tasirin fata, an narkar da ƙarshen ɓangarorin biyu na ƙwanƙarar, kuma sassan biyu na tsiri ɗin suna da alaƙa da ƙarfi yayin wucewa ta cikin abin nadi na extrusion.