DRY SAND MOLD FOR PULP MOLDED COMPACT

摘要

PROBLEM TO BE SOLVED: To provide a dry sand mold and a drying equipment which hardly cause the drying nonuniformity of a pulp mold compact in a water-retaining condition. SOLUTION: This dry sand mold 1 possesses a first molding member 10, a second molding member 20 and a third molding member 30, and is arranged as follows: the first molding member 10 has a drying part 12 and is provided with communicating passages 13a and 13b for making the drying part 12 with outside parts; the second molding member 20 is provided with a heating means and is placed in a contacted condition with the third molding member 30; the third molding member 30 is placed in a contacted condition with the outside part of the first molding member 10; and second communicating passages 2a and 2b for making the passages 13a and 13b communicate with the outside of the dry sand mold 1 are formed between both members 10 and 30 in an arranged condition where the first molding member l0 is in contact with the third molding member 30.