valandite saamine pooldtardolekus tiksotroopse struktuuriga valumetallist; valuvorm täidetakse pooltardolekus (tardfaasi ca 30-40 %) metalliga survevalu teel; pooltardvalu versioonideks on reovalu ja , a casting process thet involves filling a mold with the metal in a partially molten state in which globules of solid (5-50 %, typically 30-40 %) are homogenously dispersed in the liquid; versions of s