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Pramet CNMM 643-NR2:T7335 negative turning insert — CNMM 643 (ISO CNMM 190612E), NR2 heavy roughing chipbreaker, T7335 MT-CVD grade, 3/4 in (19.05 mm) IC, 1/4 in (6.35 mm) thick, 1.2 mm corner radius. Article 6754766.
MODEL 6754766
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$22.74 Each
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Returnable: Yes
Chipbreaker
NR2
Coating
T7335
Coating process
MT-CVD
Coating property (CTP)
1
Cooling effect
Very positive effect on tool life - cooling is recommended
Corner radius - inch (RE)
0.047
Corner radius - millimeter (RE)
1.2
Cutting edge length - inch (L)
0.76
Cutting edge length - millimeter (L)
19.3
Depth of cut maximum - inch (APMX)
0.472
Depth of cut maximum - millimeter (APMX)
12
Depth of cut minimum - inch (APMN)
0.059
Depth of cut minimum - millimeter (APMN)
1.5
Feed maximal - millimeter
0.9
Feed minimal - millimeter
0.35
Feed_MAX_IMP_NUM
0.035
Feed_MIN_IMP_NUM
0.014
Fixing hole diameter - inch (D1)
0.313
Fixing hole diameter - millimeter (D1)
7.94
Inscribed circle diameter - inch (IC)
0.75
Inscribed circle diameter - millimeter (IC)
19.05
Insert thickness - millimeter (S)
6.35
Single-sided negative turning insert, 80° rhomboid with inscribed circle diameter of 19.05mm, 6.35mm thick, 1.2mm nose radius, indexing accuracy according to ISO-tolerance class-M, chip-breaker NR2 with rounded cutting edges, in grade T7335, a MT-CVD coated functionally graded WC-Co carbide within ISO range M20-M40, for medium to extra heavy machining of stainless-steels
| Brand | JET Tools |
| Model | JT9-SB-5MM |