Ikhoyili eshushu, eyenziwe nge-slab (ingakumbi i-billet eqhubekayo yokuphosa) njengemathiriyeli ekrwada, iyafudunyezwa emva koko yenziwe ibe ngumcu ngokurhaxa kunye nokugqibezela iiyunithi zokuqengqeleka.Umtya oshushu ovela kwilitye lokugqibela lokugqiba upholiswa yi-laminar flow ukuya kwiqondo lobushushu elibekiweyo kwaye uqengqeleke kwi-coil ye-strip yi-coiler, kunye ne-coil strip epholileyo.