| 摘要 |
PURPOSE: A water-cooling mold is provided to prevent heat loss through mold inside by insulation effect of the mold inside. CONSTITUTION: A water-cooling mold(10) comprises is a water cooling mold for producing quartz crucible comprising a space. The water-cooling mold comprises: an outer mold portion(11) made by thermal conductive metal or alloy material; and inner mold(12) densely arranged at the inner molder of outside.
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