具有极佳的高温性能、高温下具有极长的使用寿命和很好的润滑性。
Excellent high temperature performance, very long operation life and good lubrication under high temperature.
回转窑是长期在高温下连续运转的设备，筒体中心线准直度的调整，直接影响转窑的使用寿命。
Revolving tubular kiln is a kind of equipment that continuously running under high temperature. The adjusting for collimation degree of its tubular center line will effect directly the working life.
在我国，一般通过研究高温状态下运行的延迟焦化装置焦炭塔20号锅炉钢的球化程度来评定焦炭塔的使用寿命，这已成为工程界常用的检测方法。
It has become a normal practice to estimate coker drum's service life by the extent of spheroidization of 20g steel in delayed coker operating at high temperatures.
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