Special tool for pumping slurry and releasing plug. The ZSC Single-Plug Cement Head can be connected with Drill pipe.
用于注水泥浆和释放胶塞的专门工具。ZS C型单塞水泥头可与钻杆连接。
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The effects of Zinc stannate coated CaCO3(ZSC-1) flame retardant on properties of PVC cable material were studied by the tests of OI, SDR, thermal property and mechanical property.