通过对比微波场中高碳锰铁粉和高碳铬铁粉的升温特性,分析了影响物料升温特性的因素.结果表明,微波场中高碳锰铁粉的升温效果优于高碳铬铁粉,高碳锰铁粉与高碳铬铁粉在微波场中的升温曲线均可分为2个阶段,高碳锰铁粉的平均升温速率为70.9和12.4℃·min-1,而高碳铬铁粉的平均升温速率为20.0和8.33℃·min-1;2.450GHz时,高碳铬铁粉的介电损耗较大,而高碳锰铁粉的磁损耗较大;反射损耗计算表明,高碳锰铁粉有较高的微波吸收率.
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