The load carrying capacity was increased and the coefficient of friction was decreased in L-CKC150 industrial gear oils with DAE. DAE had different behaviors in different oil.

• DAE在L CKC150齿轮油中虽使承载能力提高 ,减磨性增强 ,但有使耐磨性减小的趋势 ,说明DAE在不同的油中有不同的性能。