In plunge grinding

• the work is reciprocated as the wheel feeds to produce cylinders longer than the width of wheel face
• the work rotates in a fixed position as the wheel feeds to produce cylinders equal to or shorter than the width of wheel face
• the work is reciprocated as the wheel feeds to produce cylinders shorter than the width of wheel face
• the work rotates in a fixed position as the wheel feeds to produce cylinders longer than the width of wheel face