What are the types and types of knurling?
1. According to the knurling pattern classification
Straight knurling, left and right twill knurling, convex net knurling, concave net knurling, convex cross knurling, concave cross knurling
2. According to the surface classification of knurling
Cylindrical surface knurling, cylindrical end knurling, flat knurling, cylindrical inner hole knurling, cone knurling, convex arc knurling, concave arc knurling
3. Classified according to the knurling process
Single-wheel extrusion knurling (straight pattern, net pattern), double-wheel extrusion knurling (net pattern), single-wheel cutting knurling (straight pattern), double-wheel cutting knurling (net pattern), clamp pressing type Knurling (straight grain, net grain), three-wheel knurling (straight grain, net grain)
