Grooving Depth CDX (mm) Overhang OH (mm) GROOVE-TURN CWN-CWX CDX CGHN 32-M Internal Grooving andTurning Blades 17.5 HF H DMIN 15° WFN-WFX 25° 75 WB150° OHN-OHX OAL CGHN 32-...M blade can be modified from external blades CGHN 32-...D Designation CWN(1) CWX(2) WB WFN(3) WFX(4) OHN(5) OHX(6) HF OAL H DMIN CGHN 32-3M 2.80 4.00 2.40 44.0 48.0 15.0 19.0 24.8 82.00 32.0 85.00 CGHN 32-4M 3.60 5.00 3.20 44.0 50.0 15.0 21.0 24.8 82.00 32.0 85.00 CGHN 32-5M 4.40 6.40 4.00 44.0 55.0 15.0 26.0 24.8 82.00 32.0 85.00 CGHN 32-6M 5.60 6.40 5.20 44.0 55.0 15.0 26.0 24.8 82.00 32.0 85.00 • WFN-WFX and OHN-OHX are the blade's extension range • Grooving depth (CDX) varies in conformance with blade's overhang (OHN-OHX) and depends on the bore diameter(D). For grooving capacity, see graph • When using TIP inserts, the toolholder seat needs to be modified • For user guide, see pages 419-428, 432-436 (1) Minimum cutting width (2) Maximum cutting width (3) Adjustable extension (4) Adjustable extension (5) Minimum overhang for adjustable extension (6) Maximum overhang for adjustable extension For inserts, see pages: GIA-K (W=3-6) (298) • GIF (297) • GIF (full radius) (298) • GIF-E (W=4-6 full radius) (294) • GIF-E (W=4-6) (292) • GIM-C (521) • GIM-J (522) • GIM-J-RA/LA (522) • GIM-UT (524) • GIM-UT-RA/LA (524) • GIM-W (523) • GIM-W-RA/LA (523) • GIMF (288) • GIMN (289) • GIMT (287) • GIMY (288) • GIMY (full radius) (290) • GIMY-F (291) • GIP (297) • GIP (full radius) (296) • GIP-E (293) • GIP-E (full radius) (294) • GIPA (full radius W=3-6) (301) • GIPA (W=3-6) (300) • GIPM-A46 / GIP-1250 (375) • GIPY (300) • GITM (299) • GITM (full radius) (299) • TIP-MT (647) • TIP-WT (641) For holders, see pages: GHIC-85 (356) Internal Machining Grooving Capacity for CGHN 32 Blades T max 27 26 OH=30 Example: 25 2423 For grooving depth CDX=16 and grooving width= 4 22 OH=26 in bore øD=180, use blade CGHN-32-4M 21 20 OH=24 and adjust overhang to OH=21 mm. 19 18 17 OH=21 16 15 OH=1914 CGHN 32-...M/DGM 13 12 11 OH=15 10 9 87 CDX WFN-WFX 6 D 5 4 OHN-OHX(1) 3 80 100 150 200 250 ØD Bore Diameter D (mm) 357