After the evacuations of base oil, emulsifier and anti - wear additives, it proves that the result of usage of emulsifying oil for stone processing coolant in the factory is satisfied.

• 通过对基础油、乳化剂、抗磨剂等评选，研制出的石材加工冷却液乳化油在石材加工厂试用取得满意的结果。