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由攀枝花钢铁研究院和攀钢冷轧板厂研制的冷轧热镀锌原板ＰＹ -ＡＯ清洗剂 ,经实际使用表明 ,其脱脂性能达到国内先进水平 ,也好于国外某些名牌清洗剂在相同工艺条件下的清洗效果 ;热镀锌原板成品表面残留的油污总量 ,由清洗前的 4 0 0～ 80 0ｍｇ/ｍ2 降低到清洗后的 50ｍｇ/?
Cold-rolled galvanized PY-AO cleaning agent developed by Panzhihua Iron and Steel Research Institute and Panzhihua Iron and Steel Co., Ltd. cold-rolled sheet mills shows that its degreasing performance has reached the advanced domestic level and is better than that of certain famous brand cleaning agents abroad The cleaning effect under the process conditions; the total amount of oil residue remaining on the surface of the hot-dip galvanized raw sheet product is reduced from 400 ~ 80 0mg / m2 before cleaning to 50mg /?