Insert milling cutter CoroMill® 425

finishingfaceburr

CoroMill® 425 is a new finishing concept for cast iron face milling, specifically designed for the automotive business. The accurate and reliable adjustment system makes CoroMill 425 the easiest to use system on the market. It has eight cutting edges, and the same multi-edge inserts are used both as working inserts and as wiper inserts, mounted in the same position. Benefits Easy to use Eight cutting edges Accurate and reliable adjustment system Application Engine blocks Cylinder heads Finish face milling in cast iron Surface finish within the range Ra<1 micrometer and Rz<10 micrometer, WT<10 micrometer (at recommended cutting data), and Rmax <15 micrometer Materials: GCI, NCI, CGI Main components: Other components: axle housings, brake carriers, crankcases How to overcome common challenges Time consuming insert indexing The wiper inserts are exchanged at the same time as the working inserts. The patented insert adjustment system provides reliable, accurate insert positioning. The system also allows to adjust the wiper up and down without loosening the cartridge clamping screw. Frittering or burr on exit The insert design with a 25° entering angle and different optimized chamfers helps to decrease frittering and burr formation. Tool life Grades GC1010 (dry) and K20W (wet) ensures a better tool life in CGI-material. Wiper and working inserts have the same tool life.