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CNMG 643-M:6640

Image for Illustration purposes only. Actual product may vary

Pramet CNMG 643-M:6640 6751546 Turning Insert - Negative

MODEL CNMG 643-M:6640

BRAND

SKU

6055589

UOM

each

This product has a minimum order quantity of (10 minimum) This is the minimum order quantity available when purchasing this product.

$20.88 Each

Prices are subject to change

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Returnable: Yes

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Depth of cut minimum - inch (APMN)

0.047

Fixing hole diameter - millimeter (D1)

7.94

Depth of cut maximum - millimeter (APMX)

8

Chipbreaker

M

Feed maximal - millimeter

0.8

Coating property (CTP)

1

Feed minimal - millimeter

0.17

Insert thickness - millimeter (S)

6.35

Corner radius - inch (RE)

0.047

Corner radius - millimeter (RE)

1.2

Feed_MIN_IMP_NUM

0.007

Cutting edge length - millimeter (L)

19.3

Feed_MAX_IMP_NUM

0.031

Cooling effect

Very positive effect on tool life - cooling is recommended

Inscribed circle diameter - millimeter (IC)

19.05

Fixing hole diameter - inch (D1)

0.313

Coating process

MT-CVD

Inscribed circle diameter - inch (IC)

0.75

Coating

6640

Depth of cut maximum - inch (APMX)

0.315

Cutting edge length - inch (L)

0.76

Depth of cut minimum - millimeter (APMN)

1.2

Double-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 M with rounded cutting edges, in grade 6640, a MT-CVD coated WC-Co carbide within ISO range P20-P40, for fine to heavy machining of steels

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