采用废机油或在废机油中掺粉状填充料作混凝土隔离剂,虽然脱模方便,但构件表面沾染废机油后,其外露部分,尤其是墙面,乌黑不洁有碍观瞻;如加做饰面,又妨碍砂浆和混凝土面的粘结,影响饰面质量;加工洗刷又要耗大量劳动力。因此必须以新的隔离材料来代替废机油。近年来国内虽有各种隔离剂生产,但货源有限,价格也高。经过小量生产和试用,证明皂泥隔离剂 The use of waste engine oil or powdery filler in the waste engine oil as a concrete release agent, although the demolding is convenient, the exposed parts of the components, especially the walls, are unsightly and unsightly, which is unsightly; Finishes also interfere with the bonding of mortar and concrete surfaces, affecting the quality of finishes; processing and washing also consume a lot of labor. Therefore, it is necessary to replace the waste engine oil with a new insulation material. In recent years, although various kinds of release agents have been produced in China, the supply is limited and the price is high. After a small amount of production and trials, it was proved that soap soap separator