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| key properties of mold (【技】结晶器工作条件极为恶劣。良好的结晶器应具有下述性能：①导热性好，铸坯冷凝成形快；②耐磨性好，工作寿命长；③刚度高，变形量小；④结构简单，拆装方便；⑤自重轻、惯性力小。) | |||
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