The Structure of Lining vane and safety board for slurry pump, compound property, formula, production technology, mold design, practical use and advantages are introduced in present paper.
简介泥浆泵衬胶叶轮和护板的结构，胶料性能、配方、生产工艺、模具设计、实际使用状况、优点等。
2
There are a series of problems in batch production of plating chromium for lining inner bores of input tube in oil well pump such as parameter choice, clamp design, bath care and adjust.