Choose Insert for Application Select cresting inserts for fully controlled thread form including diameter Cresting inserts eliminate the need for d

Choose Insert for Application Select cresting inserts for fully controlled thread form including diameter. Cresting inserts eliminate the need for deburring and are optimised for the best tool life at that pitch. Non-cresting partial profile inserts offer the flexibility to cut a variety of thread pitches with one insert. Note insert size for toolholder selection. See threading insert overview on page F42. insert size Catalogue number Обозначение инструмента по каталогу TN6025 11 2IRA60 16 3IRAG60 Step 4 Select Appropriate Shim Required Information Select the proper shim SMYE for external RH or internal LH Thread form (TPI or pitch). SMYI for internal RH or external LH Pitch diameter. Helix method (hand of tool, feed direction, hand of thread). Number of starts. If recommended shim is different from shim supplied with toolholder, order shim separately. NOTE Optimise your threading operation by using the proper in feed angle and the recommended in feed values. See the Technical Section on pages F83-F105. Also see detailed shim selection information on pages F104-F105. Step 5 Select Grade and Speed Recommendations for Grade and Speed Selection m/min workpiece material steel stainless steel cast iron non-ferrous metals high-temp alloys insert style precision ground first choice TN6025 TN6025 TN6025 TN6025 TN6025 40-200 (130-650) 40-135 (130-450) 60-145 (200-475) 50-360 (160-1150) 10-100 (35-330) Laydown Threading Widia Insert Selection Guide Step 3