Page 91 - ISCAR(HOLE_MAKING_CATALOG_65)
P. 91
USER GUIDE
INDEXABLE DRILLS
Insert Clamping Instructions
1 2 3
!
1 Exiting inclined surface
Up to 7°, reduce feed by 50-70% during exiting
!
2 Entering inclined surface
Up to 7°
Boring
3
Not possible
!
4 Cross hole
Maximum cross hole diameter must be ¼ of drill diameter
! Stacked plates
5
Requires a rigid clamping
!
6 Chamber
Reduce feed by 50-70%, maximum depth 3XD
! Convex
7 The radius of the penetration surface must be 4X the
CHAMIQDRILL head ØD. Short pre-hole is needed
! Concave
8
Spot facing operation is needed before drilling
89