Achteck katalog 2025

Milling Milling Cutters

Compatible Inserts

● Good Conditions Bad Conditions

General Conditions

Machining conditions

● ● ● ●

Dimension (mm)

P

M K N S

Insert shape

Product code

IC S RE D1 AN

SDMT 120408N-MM4

12.7 4.76 0.8

4.4 15.3°

● ● ● ●

SDMT 120420N-MM4

12.7 4.76 2.0

4.4 15.3°

SDMT 120425N-MM4

12.7 4.76 2.5

4.4 15.3°

○ ●

SDMT 120430N-MM4

12.7 4.76 3.0

4.4 15.3°

SDMT 120408N-MR2

12.7 4.76 0.8

4.4 15.3°

● ● ● ● ● ●

●: Standard stoc k ○ : Made-to-Order

Materials

Cutting depth and feed

SD..1204..N..

Geometry

ap

MM4

MR2

Tensile strength (N/mm 2 )

Hardness (HB)

ISO

Material classification

fz

(mm)

min

max

min max min max

<600

<180

Unalloyed steel

0.10

0.30

0.10

0.35

<950

<280

700-950

200-280

Alloyed steel

950-1200

280-355

0.12

0.25

0.10

0.30

1200-1400

355-415

Duplex stainless steel

778

230

Austenitic stainless steel

675

200

0.06

0.20

0.10

0.30

Precipitation-hardening stainless steel

1013

300

Grey cast iron

700

220

Nodular cast iron

880

260

0.10

0.30

0.10

0.35

0.20

9.00

Malleable cast iron

800

250

Aluminum

260

75

-

-

-

-

Aluminum alloy

447

130

Fe-based alloy

943

280

Co-based alloy

1076

320

0.06

0.12

-

-

Ni-based alloy

1177

350

Ti-alloy

1262

370

Hardened steel

-

50-60HRC

-

-

-

-

Chilled cast iron 55HRC *The recommended cutting conditions always refer to general conditions. These cutting conditions should be adjusted according to the practical machine rigidity, tools, workpiece clamping and coolant. Average chip thickness (hm)=fz x sinkr. -

277

Made with FlippingBook - Online Brochure Maker