Sandvik Coromant Threading - Manual (Page 88)

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P
P1.1.Z.AN 01.1 1500 125 0.25 365–360–345
P2.1.Z.AN 02.1 1700 175 0.25 300–295–285
P3.0.Z.AN 03.21 2900 300 0.25 140–140–135
M
P5.0.Z.AN 05.11 1800 200 0.21 255–225–180
M1.0.Z.AQ 05.21 1950 200 0.21 250–225–180
M3.1.Z.AQ 05.51 2000 230 0.21 205–185–145
K
K1.1.C.NS 07.2 900 230 0.28 240–195–160
K2.2.C.UT 08.2 1100 245 0.28 255–210–170
K3.1.C.UT 09.1 900 160 0.28 200–165–135
N
N1.2.Z.UT 30.11 400 60 990–910–850
N1.3.C.UT 30.21 600 75 0.25 990–910–850
N3.2.C.UT 33.2 550 90 495–460–425
S
S1.0.U.AN 20.11 2400 200 0.25 65–60–55
S2.0.Z.AG 20.22 2900 350 0.25 37–34–32
S4.2.Z.AN 23.21 1400 950 0.23 70–65–60
H
H1.3.Z.HA 04.1 4200 59 HRC 0.25 40–36–29
5. Technical reference
CoroMill® 327 and CoroMill® 328
Thread milling cutting speed recommendations with grade GC1025, metric
Specifi c cut-
ting force k
c
Hardness
Brinell Max chip thickness.
h
ex
mm
0.05–0.1–0.15
ISO MC No.
CMC
No.
Material N/mm 2 HB mc
Cutting speed v
c
.
m/min
Steel
Unalloyed
C = 0.1–0.25%
Low alloyed (alloying elements ≤ 5%)
Non-hardened
High alloyed (alloying elements ≤ 5%)
Hardened tool steel
Stainless steel
Ferritic/matensitic
Non-hardened
Austentic
Non-hardened
Austenitic-ferritic (Duplex)
Non-weldable ≥ 0.05%C
Malleable cast iron
Pearlitic (long chipping)
Grey cast iron
High tensile strength
Nodular cast iron
Ferritic
Aluminium alloys
Wrought or wrought and coldworked. non-aging
Aluminium alloys
Cast. non-aging
Copper and copper alloys
Brass. leaded bronzes. ≤1% Pb
Heat resistant super alloys
Iron base
Annealed or solution treated
Nickel base
Aged or solution treated and aged
Titanium alloys
. near  and  +  alloys. annealed
Extra hard steel
Hardened and tempered