Page 65 - ISCAR FACE GROOVING LINES

HFIR/L-MC CDX DCONMS FACE GROOVE-TURN
Boring Bars for Internal CWN-CWX
Grooving and Turning WF (holder)

OAL HF
CW/2

METRIC

Designation DCONMS CWN(1) CWX(2) CDX OAL WF HF

HFIR/L 16MC 16.00 3.00 6.00 5.00 150.00 11.14 7.5 SR M5X16 DIN912 HW 4.0 PL 16
HFIR/L 20MC HW 4.0 PL 20
20.00 3.00 6.00 5.00 170.00 11.14 9.0 SR M5X16 DIN912 HW 4.0 PL 25
HFIR/L 25MC HW 5.0 PL 32
25.00 3.00 6.00 5.00 200.00 11.14 11.5 SR M5X16 DIN912 HW 5.0 PL 40
HFIR/L 32MC
HFIR/L 40MC 32.00 3.00 6.00 5.00 250.00 14.68 14.5 SR M6X20 DIN912

40.00 3.00 6.00 5.00 300.00 18.70 18.0 SR M6X20 DIN912

• DGN & GRIP 4.. - 6.. inserts can be used only with right-hand tools, HGPL 4.. - 6.. inserts with left-hand tools
• After initial groove, no limitation to widening groove outward or toward center
• For user guide, see pages 56, 161-173
(1) Minimum cutting width
(2) Maximum cutting width
For inserts, see pages: DGN-MF (80) • DGN-W (81) • DGN/DGNC/DGNM-C (79) • DGN/DGNM-J/JS/JT (82) • GRIP (70) • GRIP (full radius) (72)
• HFPR/L (68) • HFPR/L (full radius) (69) • HGPL (75)

Boring Internal Face Grooving Internal Face Recessing

HFIR/L- o MC Integral Boring Bars

For shallow, internal face machining to max.
5 mm depth of groove. One boring bar can
be mounted with inserts in 4-6 mm widths.

Boring, Face Grooving & Face Recessing Capacity The initial major diameter groove is limited by
the insert’s geometry of each size.
Boring Face Grooving Face Recessing After the initial groove, face recessing
B Min. =WF(holder)+ D Min. =2WF (holder)+ P Min. =2WF (holder)+ outward or toward center is not
DCONMS/2+CW/2+2G DCONMS+CW-B+2G DCONMS-W-B+2G limited by the insert’s geometry.

B D B P B
5max Pmin. Insert Initial
G(1) G(1) Face Grooving Range
Bmin. Dmin. B
G(1) CW D
B 4
5 Min. Max.
6 23 90
21 300
20 ∞

(1) The minimum recommended value for clearance (G) is 0.5 mm

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