A.0.8~1.1 B.0.9~1.2 C.1.0~1.3 D.1.2~1.5
A.1%~2% B.2%~3% C.3%~4% D.4%~5%
A.300~400℃ B.400~500℃ C.500~600℃ D.700~800℃