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Lathe Tooling Catalog 4010 - Kennametal - #23

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K_KENNA PERFECT - Steel/^

Carbon, Alloy, and Tool Steels up to 450 HB (48 HRC)

3rd Step - Select the Cutting Speed

Low-Carbon (< 0,3% C) and Free-Machining Steel

t/1

S ^ш

KENNA PERFECT Material Group

grade

Speed - sfm (m/min)

Starting Conditions <1c>

450 600 750 900 1050 1200 1350 1500 (135) (180) (225) (275) (320) (360) (410) (455)

sfm

m/min

P 1

KT315

О

1450

440

KC9110/KC9315

<i

>

1320

400

KC9125/KC9225/KC5010

<

925

280

KC9040*/KC9240/KC8050

700

215

z D

è

Medium- and High-Carbon Steels (> 0,3% C)

KENNA PERFECT

Material Group

grade

Speed - sfm (m/min)

Starting Conditions <I>

450 600 750 900 1050 1200 1350

(135) (180) (225) (275) (320) (360) (410)

sfm

m/min

P 2

KT315

>

880

270

KC9110/KC9315

800

250

KC9125/KC9225/KC5010

<x>

650

200

KC9040*/KC9240/KC8050

<x>

500

150

Z2

D x

D D

Alloy Steels and Tool Steels (< 330 HB) (< 35 HRC)

Alloy Steels: AISI 1300, 2000, 3000, 4000, 5000, 6000, 7000, and 8000 series steels. Tool Steels: SAE classes: M and T;

z

D

KENNA PERFECT

Material Group

grade

Speed - sfm (m/min)

Starting Conditions <cc>

450 600 750 900 1050 1200 1350

(135) (180) (225) (275) (320) (360) (410)

sfm

m/min

P 3

KT315

<J>

680

210

KC9110/KC9315

<

630

190

KC9125/KC9225/KC5010

<i>

510

155

KC9040*/KC9240/KC8050

<x>

400

120

О

15

ZD

X

z

D

Alloy Steels and Tool Steels (340 - 450 HB) (36 - 48 HRC)

Alloy Steels: AISI 1300, 4000, 5000, and 8000 series steels. Tool Steels: SAE classes: M and T;

hot and cold work SAE classes: A, D, H, O, and S; wrought high carbon / low alloy W1, W2, L2, P1, P6, and P20.

KENNA PERFECT

Material Group

grade

Speed - sfm (m/min)

Starting Conditions <x>

200 300 400 500 600 700 900

(60) (90) (120) (180) (180) (210) (240)

sfm

m/min

P 4

KT315

<e>

530

160

KC9110/KC9315

<i>

480

150

KC9125/KC9225/KC5010

360

110

KC9040*/KC9240/KC8050

<]>

325

100

Ferritic, Martensitic, and PH Stainless Steels (< 330 HB) (< 35 HRC)

KENNA PERFECT

Material Group

grade

Speed - sfm (m/min)

Starting Conditions

400 500 600 700 800 900 1000

(120) (150) (180) (210) (240) (275) (300)

sfm

m/min

P 5

KT315

<

d>

800

250

KC9110/KC9315

<i>

720

220

KC9125/KC9225/KC5010

<d>

660

200

KC9040*/KC9240/KC8050

<i>

450

140

Ferritic, Martensitic, and PH Stainless Steels (340 - 450 HB) (36 - 48 HRC)

KENNA PERFECT

Material Group

grade

Speed - sfm (m/min)

Starting Conditions

350 450 550 650 750 850 950

(105) (135) (170) (200) (225) (260) (285)

sfm

m/min

P 6

KT315

<

co

660

200

KC9110/KC9315

<r>

600

180

KC9125/KC9225/KC5010

<t>

500

150

KC9040*/KC9240/KC8050

<

350

110

<ci> Represents the recommended starting conditions. Optimize for your specific application.

*Grade KC9140 available Spring 2005

A7