Pramet WNMM 643-OR:T9325 negative turning insert — WNMM 643 (ISO WNMM 130612E), OR heavy roughing chipbreaker, T9325 MT-CVD coated carbide grade for steel and stainless medium-roughing, 3/4 in (19.05 mm) IC, 1/4 in (6.35 mm) thick, 1.2 mm corner radius. Article 6754500.

Chipbreaker

OR

Coating

T9325

Coating process

MT-CVD

Coating property (CTP)

1

Cooling effect

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)

0.512

Cutting edge length - millimeter (L)

13

Depth of cut maximum - inch (APMX)

0.354

Depth of cut maximum - millimeter (APMX)

9

Depth of cut minimum - inch (APMN)

0.079

Depth of cut minimum - millimeter (APMN)

2

Feed maximal - millimeter

0.7

Feed minimal - millimeter

0.32

Feed_MAX_IMP_NUM

0.028

Feed_MIN_IMP_NUM

0.013

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