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钢铁常温除油除锈法山东省龙口市家用电器总厂一分厂（２６５７１６）曲士贤１工艺流程碱水煮→水洗→二合一除油除锈→水洗→磷化→自然晾干。２配方及使用条件（１）碱水ＮａＯＨ３０～３５ｇ／ＬＮａ２ＣＯ３１５～２０ｇ／Ｌ温度９０～１００℃时间１０～１５ｍｉｎ（...
Iron and steel room temperature degreasing and rust method Longkou City, Shandong Province, a Home Appliances Factory (265716) Qu Shixian 1 process Alkali boiled → washed → combo degreasing rust → washing → phosphating → natural dry. 2 formula and conditions of use (1) NaOH 30 ~ 35g / LNa2CO315 ~ 20g / L temperature 90 ~ 100 ℃ time 10 ~ 15min (...