Pramet CNMG 431-FM:T9325 negative turning insert — CNMG 431 (ISO CNMG 120404E), FM finishing-medium chipbreaker, T9325 MT-CVD coated carbide grade for steel and stainless medium-roughing, 1/2 in (12.7 mm) IC, 3/16 in (4.76 mm) thick, 0.4 mm corner radius. Article 6753878.

Chipbreaker

FM

Coating

T9325

Coating process

MT-CVD

Coating property (CTP)

1

Cooling effect

Slightly positive effect on tool life

Corner radius - inch (RE)

0.016

Corner radius - millimeter (RE)

0.4

Cutting edge length - inch (L)

0.508

Cutting edge length - millimeter (L)

12.9

Depth of cut maximum - inch (APMX)

0.118

Depth of cut maximum - millimeter (APMX)

3

Depth of cut minimum - inch (APMN)

0.02

Depth of cut minimum - millimeter (APMN)

0.5

Feed maximal - millimeter

0.3

Feed minimal - millimeter

0.15

Feed_MAX_IMP_NUM

0.012

Feed_MIN_IMP_NUM

0.006

Fixing hole diameter - inch (D1)

0.203

Fixing hole diameter - millimeter (D1)

5.16

Inscribed circle diameter - inch (IC)

0.5

Inscribed circle diameter - millimeter (IC)

12.7

Insert thickness - millimeter (S)

4.76