
169Cutting Flat Surfaces
Vertical (face) milling: This type has the following features:
• The cutting edges are situated both on the face of the end mill and
on its cylindrical surface.
• There is a contact between the face of the milling cutter and the
machined surface.
• The milled surface is generated at right angle to the cutter axis of
rotation.
Milling cutters with cutting edges that are situated on the face and on a large
part of the cylindrical surface are called shell end mills.
6.3.1 Horizontal (Plain) Milling
Depending on the direction of cutter rotation with respect to the movement
of the workpiece, plain milling is divided into up- ...