Ferric chloride solution constantly scouring the surface of stainless steel plate, the solution of ferric ion rapidly oxidized stainless steel plate, stainless steel plate was etched on the go.
三氯化铁溶液不断地冲刷不锈钢板的表面，溶液中的三价铁离子快速氧化不锈钢板，不锈钢板就被蚀刻下去了。
2
Non-pollution, The pump body is made of polyvinyl chloride (pvc)plastics, and the onter cover is of cold-rolled steel plate with backing finish.
无污染，本机箱体为聚氯乙稀塑料，外壳采用不锈钢和冷板静电喷塑壳两种。
3
This paper introduces the method of making the steel plate coated with polyvinyl chloride.