🏷️ 标签: 覆膜砂技术
共 1 篇文章
工业阀门铸造核心技术:覆膜砂原砂选择、树脂配比与制壳工艺优化全解析
📅 2026-04-10
本文深入探讨阀门铸造中覆膜砂技术的三大核心环节。文章系统分析了原砂的粒度、粒形与化学成分对铸件表面质量的影响,详解了酚醛树脂与固化剂的科学配比原则,并提供了制壳工艺中温度、厚度与固化过程的优化方案。旨在为阀门制造企业提升铸件精度、降低废品率提供具有实操价值的专业技术指导。
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