BL-303 is dipping zinc phosphatingtreatment agent.
BL - 303系槽浸型锌系磷化处理剂。
2
This paper briefly introduced the phosphatingtreatment technology Zn - Fe alloy plating, and discuss the influence of technology parameters on quality of phosphatic coating.
简要介绍电镀锌铁合金后的直接磷化处理工艺；讨论工艺参数对磷化膜质量的影响。
3
The all-steel anti-static movable floor is made of high-quality cold-rolled steel sheets, which are punched, spot-welded, coated by electrostatic spray after phosphatingtreatment.