| 摘要 |
PROBLEM TO BE SOLVED: To provide a blow molding method which can well mold polyethylene, polypropylene, an ethylene copolymer, etc., into a container, etc., and an apparatus for the method. SOLUTION: A preliminary heating part 10 for preliminarily heating a material to be processed, a non-heating part 13 for keeping the preliminarily heated material in a non-heated state, a finally heating part 11 for finally heating the material after being kept in the non-heated state, a stretching blow molding part 14 for stretching-blow-molding the material after being finally heated, and a heat insulation part 12 for heat-insulating the material after being finally heated are provided. In addition, a conveyer 6 for holding and conveying the material continuously over a range from the preliminary heating part 10 to the finally heating part 11 and the heat insulation part 12 is provided. |
