Page 824 - Iscar

USER GUIDE
ITS BORE Fine Boring Head BHF 16-50

Operating Instructions

BHF 50 Shown

Reduction Sleeve
!
IHAXF
3 1
!
4
6
11
IHAXF
2
BBH

IHFF IHFF
Sleeve
8 Nut
5
9
7 10

1 Body 5 Toolholder locking screw 7 Serrated face 10 Slide adjustment range
Do not exceed the
2 Expanding pin 6 Coolant nozzle 8 Oiling nipple range marks!!

! 3 Graduated dial 9 Tool bore 16H7 11 Cutting edge
position mark
! 4 Slide locking screw

Assembly Positioning
• Before mounting the BHF boring head The tool slide (7) allows for a 4 mm adjustment,
make sure that expanding pin (2) does not by turning graduated dial (3) counterclockwise.
protrude from the cylindrical body part. • When changing the direction of the dial rotation,
• Insert BHF into the shank. backlash must be compensated for.
• Tighten pin (2) by turning clockwise • After positioning, lock the tool slide by means
following the recommended tightening of screw (4).
torque guidelines below: • Loosen screw (4) before making
Recommended torque: (N.m) any slide adjustment.
BHF MB16-16x34 2.0 - 2.5
BHF MB20-20x40 4.0 - 4.5 Maintenance
BHF MB25-25x50 6.5 - 7.5 Weekly:
BHF MB32-32x63 7.0 - 8.0 • Lubricate through the nipple (8) with ISO UN G220 oil.
BHF MB40-40x80 16.0 - 18.0 Periodically:
BHF MB50-50x60 30.0 - 35.0 • Clean and lubricate the conical and
• Insert the screw (5). If it protrudes, the sleeve should cylindrical matching surfaces.
be rotated until the screw can enter the recess in • Treat expanding pin (2) with an
the sleeve nut, reduction sleeve or boring bar. anti-friction lubricant.
• Clean and lubricate the tool slide guideway.
Disassembly
In order to separate the BHF from the shank, Important Note:
loosen the expanding pin (2) by Toolholder should be firmly affixed to the slide.
turning counterclockwise.

ISCAR
820 ISCAR
820