活性温度区间在180℃～280℃，应又寸该行业工况变化大，温度区间广的特点，催化剂拥有着在中低温段内极强的化学稳定性及抗冲击性能。
The active temperature range is 1 80℃～280℃ in order to adapt the character of this industry with big working condition changes and wide temperature range．The catalyst has very strong chemical stability and shock resistance at the stage of medium and low temperature．