Flowserve Corp.'s Pump Division has released its line of Group II (ANSI) and Group B (ISO) pump designs for its M-Series (seal-less magnetically driven design) PolyChem pumps. The new models include 3 x 2-10, 2 x 1-10, and 4 x 3-10 (Group II); and 80 x 50-250, 50 x 32-250, and 100 x 65-250 (Group B). Available in close- and long-coupled designs, the PolyChem M-Series features a fluoropolymer PFA lined wet end. These pumps also feature a non-metallic containment shell that eliminates eddy current losses and a rotating shaft design.Flowserve Corp. www.flowserve.com