Highspeed milling of large impellers World Pumps
Sep 11, 2009· Sulzer Innotec manufactures large impellers using this process. Figure 2. Milling of open impellers is widespread practice for compressors with high precision demands and also, in singleitem production systems, for pumps. Figure 3. When milling closed impellers, the milling machine works along the channel from it intake/outlet opening inwards.