AMPC-C_ESM

REAMING | ALVAN® Reaming Systems by S.C.A.M.I.

Lead-in Angle InformaƟon Straight Flute

A

Lead-in

Angles

Chip EvacuaƟon

DescripƟon

DRILLING

Lead-in can be used to improve finish.

A

45°

8°

Can be used for stock removal at the boƩom of the hole. Reduce the feed by 40% of the values on the recommended cuƫng data pages.

F

90°

Straight

B

Standard and suitable for most materials.

G

45°

BORING

May provide improved straightness. Reduce the feed by 40% of the values on the recommended cuƫng data pages.

L

75°

Ideal for through holes. It is possible to increase the feed up to 100% of the values on the recommended cuƫng data pages.

N T V K

20°

C

Suitable for Ɵtanium based alloys.

30°

REAMING

Suitable for most materials and increases tool life

45°

Excellent at breaking small chips that are easy to evacuate in blind hole applicaƟons. Requires 50% increased feed rate, which will result in reduced tool life when compared to other leads.

80°

0.10x45°

D

Helical Flute (Right-Hand) - Blind Hole Applications Only

BURNISHING

Lead-in

Angles

Chip EvacuaƟon

DescripƟon

Standard and suitable for most materials.

E

25°

May provide beƩer penetraƟon rates in steels over 200 BHN.

M

Helical

45°

Excellent at breaking small chips that are easy to evacuate in blind hole applicaƟons. Requires 50% increased feed rate, which will result in reduced tool life when compared to other leads.

E

K

80°

0.10x45°

THREADING

Helical Flute (LeŌ-Hand) - Through Hole Applications Only

Lead-in

Angles

Chip EvacuaƟon

DescripƟon

Standard and suitable for most materials.

E

X

NOTE: Through hole applicaƟons only.

25°

May provide beƩer penetraƟon rates in steels over 200 BHN.

Helical

M

SPECIALS

45°

NOTE: Through hole applicaƟons only.

C: 8

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