... ISO2858 and combined with non-metal pump’s technology. It advanced in anticorrosive, wearable, high temperature proof, non- ... regia, strong alkali, strong oxidant, organic impregnant, so it is widely apply in many industries, such as petroleum, ... pesticide, paper making,etc.Nowadays, it is one of the most advanced anticorrosive equipment. Its structure is advanced, reasonble, strong anticorrosive ...