本文叙述了用高炉铁水处理蠕铁铸造的钢锭模的各项性能,特别是高温性能进行了糸统的测试和研究并详细介绍了和钢锭模使用寿命有关的主要高温性能参数的测试方法.分析了高炉铁水蠕铁高温性能的特点和变化规律,通过试验结果,理论分析和生产实践的验证等,论证了高温性能对钢锭模使用寿命的重大影响。 This paper describes the testing and research of various properties, especially the high temperature performance, of ingot molds treated with blast furnace hot metal for the treatment of vermicular iron. The test methods for the main high temperature performance parameters related to the service life of ingot mold are introduced in detail. The characteristics and changing rules of high temperature performance of hot metal ingot for blast furnace were analyzed. The significant influence of high temperature performance on the service life of ingot mold was demonstrated through the test results, theoretical analysis and production practice.