酯硬化碱性酚醛树脂自硬砂在泵类铸件上的应用

Application of Ester Cured Alkaline Phenolic Resin Self-Curing Sand to Pump Castings

介绍了酯硬化碱性酚醛树脂自硬砂生产铸钢件的优势,对常用的自硬砂工艺进行了对比,指出国内碱酚醛树脂自硬砂存在的主要技术问题。论述了酯硬化碱性酚醛树脂自硬砂的生产工艺。详细介绍了酯硬化碱性酚醛树脂自硬砂在生产水泵碳钢、不锈钢类铸件上的应用情况,以及生产中总结出的一些经验。对应用酯硬化碱性酚醛树脂自硬砂的铸造企业提供一些借鉴。

The advantages of ester cured alkaline phenolic resin self-hardening sand in production of cast steel were presented. Several self-hardening sand technologies were compared, and the main technological problem of domestic alkaline phenolic resin self-hardening sand was pointed out. The production process of alkaline phenolic resin self-hardening sand was discussed. The application of ester cured alkaline phenolic resin self-hardening sand to production of carbon steel water pump and stainless steel castings was presented, and some production experience was summarized.