Turning Inserts – Heavy Duty (HDT) — Vollständige Spezifikationen

S15 — Turning Titanium

IPE+ chipbreaker geometry, GTP5115 grade, across 6 ISO insert shapes.

Dedicated titanium turning range, chipbreaker designation …-IPE+, grade GTP5115.

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Designation	Chipbreaker	Material No.	Available
CNMG 120404-IPE+ GTP5115	…-IPE+	MM11750290	●
CNMG 120408-IPE+ GTP5115	…-IPE+	MM11568115	●
DNMG 150608-IPE+ GTP5115	…-IPE+	MM11568117	●
SNMG 120408-IPE+ GTP5115	…-IPE+	MM11568120	●
TNMG 160408-IPE+ GTP5115	…-IPE+	MM11568121	●
VNMG 160408-IPE+ GTP5115	…-IPE+	MM11568122	●
WNMG 080408-IPE+ GTP5115	…-IPE+	MM11568123	●

TCH Chip Groove — SNMM

Medium turning, steel "P25", depth of cut 2.5–10.0 mm.

Example: SNMM 190616EN-TCH. Depth of cut 2.50–10.00 mm, feed 0.60–0.30 mm. Recommended for consistent cutting depth only.

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Designation	Chipbreaker	Material No.	Available
SNMM 190616EN-TCH GTCP125	…-TCH	MM11849212	●
SNMM 250924EN-TCH GTCP125	…-TCH	MM11849211	●

Cutting data — general cutting parameters by workpiece material

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Group	Type / alloy	Hardness HB	GTCP115 vc	GTCP125 vc	GTCP135 vc
P	Non-alloyed steel 0–0.45% C	150–250	220–400	170–240	170–190
P	Low-alloyed steel	250–300	200–320	100–190	90–150
P	High-alloyed steel	200	180–320	130–210	120–200
P	Corrosion-resistant steel	200	200–320	130–210	140–180
M	Ferritic stainless	200	220–320	140–210	140–200
M	Austenitic stainless	180	–	100–210	110–190
M	Duplex stainless	230–260	–	–	80–150
M	Martensitic stainless	330	–	70–100	55–75
K	Grey cast iron	180	140–370	130–210	–
K	Spheroidal cast iron	160	190–430	120–240	–
K	Malleable/tempered iron	130	180–520	150–250	–

HD2 Chip Groove — New Chipbreaker

Single-sided roughing geometry, sharp positive cutting edges, for steels with high strength (800 N/mm²).

Example: CNMM 120408-HD2. Depth of cut 1.50–12.00 mm, feed 0.50–0.90 mm.

Heavy turning steel neg "P15"

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Designation	Chipbreaker	Material No.	Available
CNMM 120408-HD2 GTCP115	…-HD2	MM12041787	●
DNMM 150608-HD2 GTCP115	…-HD2	MM12055337	●

Heavy turning steel neg "P25"

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Designation	Chipbreaker	Material No.	Available
CNMM 120408-HD2 GTCP125	…-HD2	MM12041513	●
CNMM 120412-HD2 GTCP125	…-HD2	MM12077416	●
DNMM 150608-HD2 GTCP125	…-HD2	MM12055332	●

Heavy turning steel neg "P35"

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Designation	Chipbreaker	Material No.	Available
CNMM 120408-HD2 GTCP135	…-HD2	MM12041518	●
DNMM 150608-HD2 GTCP135	…-HD2	MM12055326	●

Cutting data — general cutting parameters by workpiece material

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Group	Type / alloy	Hardness HB	GTCP115 vc	GTCP125 vc	GTCP135 vc
P	Non-alloyed steel 0–0.45% C	150–250	220–400	170–240	170–190
P	Low-alloyed steel	250–300	200–320	100–190	90–150
P	High-alloyed steel	200	180–320	130–210	120–200
P	Corrosion-resistant steel	200	200–320	130–210	140–180
M	Ferritic stainless	200	220–320	140–210	140–200
M	Austenitic stainless	180	–	100–210	110–190
M	Duplex stainless	230–260	–	–	80–150
M	Martensitic stainless	330	–	70–100	55–75
K	Grey cast iron	180	140–370	130–210	–
K	Spheroidal cast iron	160	190–430	120–240	–
K	Malleable/tempered iron	130	180–520	150–250	–

HD5 Chip Groove

Mid-range heavy-duty geometry across P15/P25/P35 steel grades.

Example: CNMM 190616EN-HD5. Depth of cut 2.00–12.00 mm, feed 0.80–0.30 mm.

Heavy turning steel neg "P15"

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Designation	Chipbreaker	Material No.	Available
CNMM 120412-HD5 GTCP115	…-HD5	MM12046218	●
CNMM 160612-HD5 GTCP115	…-HD5	MM12044415	●
CNMM 190612-HD5 GTCP115	…-HD5	MM12030570	●
DNMM 150612-HD5 GTCP115	…-HD5	MM12044385	●

Heavy turning steel neg "P25"

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Designation	Chipbreaker	Material No.	Available
CNMM 120412EN-HD5 GTCP125	…-HD5	MM12046217	●
CNMM 120416EN-HD5 GTCP125	…-HD5	MM12044382	●
CNMM 160612EN-HD5 GTCP125	…-HD5	MM12044410	●
CNMM 190612EN-HD5 GTCP125	…-HD5	MM11840692	●
CNMM 190616EN-HD5 GTCP125	…-HD5	MM11836430	●
CNMM 250724EN-HD5 GTCP125	…-HD5	MM11848028	●
CNMM 250924EN-HD5 GTCP125	…-HD5	MM11840037	●
DNMM 150612EN-HD5 GTCP125	…-HD5	MM12044390	●
SNMM 190612EN-HD5 GTCP125	…-HD5	MM11840041	●
SNMM 190616EN-HD5 GTCP125	…-HD5	MM11840042	●
SNMM 250724EN-HD5 GTCP125	…-HD5	MM11840045	●
SNMM 250924EN-HD5 GTCP125	…-HD5	MM11840046	●

Heavy turning steel neg "P35"

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Designation	Chipbreaker	Material No.	Available
CNMM 120412-HD5 GTCP135	…-HD5	MM12046219	●
CNMM 120416-HD5 GTCP135	…-HD5	MM12044397	●
CNMM 160612-HD5 GTCP135	…-HD5	MM12044423	●
DNMM 150612-HD5 GTCP135	…-HD5	MM12044431	●

Cutting data — general cutting parameters by workpiece material

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Group	Type / alloy	Hardness HB	GTCP115 vc	GTCP125 vc	GTCP135 vc
P	Non-alloyed steel 0–0.45% C	150–250	220–400	170–240	170–190
P	Low-alloyed steel	250–300	200–320	100–190	90–150
P	High-alloyed steel	200	180–320	130–210	120–200
P	Corrosion-resistant steel	200	200–320	130–210	140–180
M	Ferritic stainless	200	220–320	140–210	140–200
M	Austenitic stainless	180	–	100–210	110–190
M	Duplex stainless	230–260	–	–	80–150
M	Martensitic stainless	330	–	70–100	55–75
K	Grey cast iron	180	140–370	130–210	–
K	Spheroidal cast iron	160	190–430	120–240	–
K	Malleable/tempered iron	130	180–520	150–250	–

HD8 Chip Groove

Heaviest chip groove in the range — steel "P25", also rated for interrupted cuts.

Example: CNMM 190616SN-HD8. Depth of cut 2.50–12.00 mm, feed 1.20–0.35 mm. Suited to consistent, inconsistent, and interrupted cutting depth.

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Designation	Chipbreaker	Material No.	Available
CNMM 190616SN-HD8 GTCP125	…-HD8	MM11840034	●
CNMM 190624SN-HD8 GTCP125	…-HD8	MM11840035	●
CNMM 250924SN-HD8 GTCP125	…-HD8	MM11840038	●
CNMM 250932SN-HD8 GTCP125	…-HD8	MM11840039	●
SNMM 190616SN-HD8 GTCP125	…-HD8	MM11840043	●
SNMM 190624SN-HD8 GTCP125	…-HD8	MM11840044	●
SNMM 250924SN-HD8 GTCP125	…-HD8	MM11840047	●
SNMM 250932SN-HD8 GTCP125	…-HD8	MM11840048	●

Cutting data — general cutting parameters by workpiece material

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Group	Type / alloy	Hardness HB	GTCP115 vc	GTCP125 vc	GTCP135 vc
P	Non-alloyed steel 0–0.45% C	150–250	220–400	170–240	170–190
P	Low-alloyed steel	250–300	200–320	100–190	90–150
P	High-alloyed steel	200	180–320	130–210	120–200
P	Corrosion-resistant steel	200	200–320	130–210	140–180
M	Ferritic stainless	200	220–320	140–210	140–200
M	Austenitic stainless	180	–	100–210	110–190
M	Duplex stainless	230–260	–	–	80–150
M	Martensitic stainless	330	–	70–100	55–75
K	Grey cast iron	180	140–370	130–210	–
K	Spheroidal cast iron	160	190–430	120–240	–
K	Malleable/tempered iron	130	180–520	150–250	–

909+ Chip Groove — Medium & Roughing

CNMG/SNMG/TNMG plus RCMT round inserts (…-XR), across GTCP125, GTCP135, and GTCK120 grades.

Example: CNMG 160612-909+. Depth of cut 3.20–7.60 mm, feed 1.00–0.60 mm. Not recommended for interrupted cuts.

GTCP125

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Designation	Chipbreaker	Material No.	Available
CNMG 160612-909+ GTCP125	…-909+	MM11854347	●
CNMG 190612-909+ GTCP125	…-909+	MM11854749	●
CNMG 190616-909+ GTCP125	…-909+	MM11625891	●
SNMG 150612-909+ GTCP125	…-909+	MM11855109	●
SNMG 190612-909+ GTCP125	…-909+	MM11855114	●
TNMG 220412-909+ GTCP125	…-909+	MM11860512	●
RCMT 1606MOSN-XR GTCP125	…-XR	MM11855078	●
RCMT 2006MOSN-XR GTCP125	…-XR	MM11855080	●

GTCP135

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Designation	Chipbreaker	Material No.	Available
CNMG 160608-909+ GTCP135	…-909+	MM11854346	●
CNMG 160612-909+ GTCP135	…-909+	MM11854348	●
CNMG 190612-909+ GTCP135	…-909+	MM11854758	●
CNMG 190616-909+ GTCP135	…-909+	MM11861937	●
SNMG 150612-909+ GTCP135	…-909+	MM11855112	●
SNMG 190612-909+ GTCP135	…-909+	MM11855116	●
RCMT 1606MOSN-XR GTCP135	…-XR	MM11855079	●
RCMT 2006MOSN-XR GTCP135	…-XR	MM11855082	●

Cutting data — general cutting parameters by workpiece material

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Group	Type / alloy	Hardness HB	GTCP125 vc	GTCP135 vc	GTCK120 vc
P	Non-alloyed steel 0–0.45% C	150–250	170–240	170–190	200–340
P	Low-alloyed steel	250–300	100–190	90–150	150–290
P	High-alloyed steel	200	130–210	120–200	150–290
P	Corrosion-resistant steel	200	130–210	140–180	160–290
M	Ferritic stainless	200	140–210	140–200	–
M	Austenitic stainless	180	100–210	110–190	–
M	Duplex stainless	230–260	–	80–150	–
M	Martensitic stainless	330	70–100	55–75	–
K	Grey cast iron	180	130–210	–	150–400
K	Spheroidal cast iron	160	120–240	–	200–450
K	Malleable/tempered iron	130	150–250	–	200–550

GTCK120 grade recommended for cast iron only; consistent and inconsistent cutting depth, not interrupted cuts.