temperatuuridel umbes 100 kuni 110 oC kuivatatud liivvormide gaasiläbilaskvus (vt kuivvorm), a property of a molded mass of sand, bonded or unbonded, dried at about 100 to 110 oC, and cooled to room temperature that allows the transfer of gases resulting during the pouring of molten metal into a mold (see: dry sand mold)