Maqola

Fe-Ni-Cu-C合金粗粉注射成形的溶剂-热二步脱脂工艺

热加工工艺journal2008uz

ABI

Annotatsiya

对平均粒度为60μm的Fe-Ni-Cu-C合金粗粉进行了注射成形,重点研究了溶剂-热二步脱脂工艺。选用了三氯甲烷、乙醇和花生油混合溶剂体系来进行溶剂脱脂,以粘结剂的差热分析为指导,制定了合适的后续热脱脂工艺。结果表明：利用溶剂脱脂可以除去粘结剂中78%左右的石蜡,缩短了热脱脂时间,热脱脂的升温速率对脱脂坯质量影响显著。

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