Motsi mai zafi, wanda aka yi da slab (mafi yawan ci gaba da simintin simintin gyare-gyare) a matsayin ɗanyen abu, ana dumama sa'an nan kuma a sanya shi cikin tsiri ta hanyar jujjuyawar da gamawa.Zafi mai zafi daga injin niƙa na ƙarshe na injin gamawa ana sanyaya shi ta hanyar kwararar laminar zuwa yanayin zafin da aka saita kuma a jujjuya shi cikin tsiri mai tsiri ta coiler, da kuma sanyaya tsiri nada.