Classification & Application of Cemented Carbide Inserts
1. Type A Inserts
Type A1 — Used for manufacturing external turning tools, boring tools and parting tools
Type A2 — Used for manufacturing boring tools and face turning tools
Type A3 — Used for manufacturing face turning tools and external turning tools
Type A4 — Used for manufacturing external turning tools and face turning tools
Type A5 — Used for manufacturing external turning tools, through-hole boring tools and assembled end milling cutters
Type A6 — Used for manufacturing boring tools and external turning tools
2. Type B Inserts
Type B1 — Used for manufacturing forming turning tools, dovetail planing tools and dovetail milling cutters
Type B2 — Used for manufacturing A0 circular arc forming turning tools and wheel flange turning tools
Type B3 — Used for manufacturing radius chamfer turning tools
3. Type C Inserts
Type C1 — Used for manufacturing thread turning tools and finish external turning tools
Type C1-A — Used for manufacturing thread turning tools and finish external turning tools
Type C2 — Used for manufacturing finish turning tools and trapezoidal thread turning tools
Type C3 — Used for manufacturing parting tools and grooving tools
Type C4 — Used for manufacturing grooving cutters for machining V-belt pulleys
Type C5 — Used for manufacturing wire drawing tools for flour mill rolls
4. Type D Inserts
Type D1 — Used for manufacturing face milling cutters, external turning tools and boring tools
Type D2 — Used for manufacturing three-side milling cutters, T-slot milling cutters and floating boring tools
5. Type E Inserts
Type E1 — Used for manufacturing straight-flute drills for machining non-metallic and metallic materials
Type E2 — Used for manufacturing twist drills and straight-flute drills
Type E3 — Used for manufacturing keyway milling cutters, end milling cutters and deep-hole core drills
Type E4 — Used for manufacturing core drills
Type E5 — Used for manufacturing hand reamers and machine reamers
6. Type F Inserts
Type F1 — Used for manufacturing dead centers for lathes and cylindrical grinders
Type F2 — Used for manufacturing guide blocks of core drills
Type F3 — Used for manufacturing indexable boring tools and wear-resistant parts
Permissible Deviations for Chinese National Standard Welding Tips (Inserts)
Tolerances of L、t、and S
Permissible Deviations for International Standard Welding Tips (Lts)
Tolerances of L、t、and S
Physical and Mechanical Properties and Recommended Applications of Brazed Cutting Inserts
