PLASTICS TOOLING MATERIALS HEAT TREATMENTS
AISI
GRADE NAME
ANNEALING TEMP °F
TYPICAL ANN. HDN. BRINELL
PREHEAT TEMP. °F
AUSTENITIZING TEMP .°F
QUENCH MEDIUM
TEMPERING TEMP. °F
TYPICAL APPLICATION HARDNESS HRC
A2
AIRKOOL
1600/1650
217/248
1350/1450
1750/1800
AIR
400/600
56/62
A6
CSM 6
1400/1425
217/248
1200/1300
1550/1625
AIR
350/500
58/60
D2
AIRDI 150
1600/1650
217/255
1400/1475
1825/1875
AIR
400/600
60/62
CRU-WEAR
1550/1600
223/255
1500/1550
1850/2050
AIR
900/1050
60/64
H13
NU-DIE V
1575/1625
192/229
1400/1500
1825/1875
AIR
1000/1150
44/52
H13 PREM
NU-DIE XL
1575/1625
192/229
1400/1500
1825/1875
AIR
1000/1150
44/52
CRU 161
1625/1650
192/235
1450/1500
1850/1900
AIR
1000/1100
48/57
H13 MOD
NU-DIE EZ
N/A
N/A
N/A
N/A
N/A
N/A
~45
KAPSTAR
N/A
N/A
N/A
N/A
N/A
N/A
~40
P20
CSM 2
N/A
N/A
N/A
N/A
N/A
N/A
~32
S7
CRUCIBLE S7
1500/1550
187/229
1350/1450
1725/1750
AIR/OIL
450/600
54/58
S7 PREM
CRUCIBLE S7 XL
1500/1550
187/229
1350/1450
1725/1750
AIR/OIL
450/600
54/58
17Cr-4Ni MOD
CSM 21(a)
1900 WQ
HRC 30/35
N/A
N/A
N/A
925/1150
33/42
420 PREM
CSM 420XL
1600/1650
192/241
1350/1450
1850/1875
AIR
450/750
49/53
440C
CRUCIBLE 440C
1600/1650
217/255
1350/1450
1850/1900
AIR/OIL
400/800
54/58
420 MOD+V
CPM S90V (420V)
1600/1650
255/277
1500/1550
2100/2150
AIR/OIL/SALT
400/750
54/58
414 MOD
MAXEL 2000
N/A
N/A
N/A
N/A
N/A
N/A
35/39
CPM 3V
1600/1650
217/248
1450/1550
1875/2050
AIR/SALT
950/1050
58/60
CPM 9V(b)
1600/1650
223/255
1550/1600
1950/2050
AIR/SALT
1000/1100
48/52
A11
CPM 10V
1600/1650
255/277
1500/1550
1950/2150
AIR/SALT
1000/1100
58/62
CPM 15V
1600/1650
255/277
1500/1550
1950/2150
AIR/SALT
1000/1100
58/62
M4
CPM M4HC(HS)
1600/1650
225/255
1500/1550
1875/2200
AIR/SALT
1000/1100
58/64
420 MOD+V
CPM S90V (420V)
1600/1650
255/277
1500/1550
2100/2150
AIR/OIL/SALT
400/750
54/58
4140 MOD + Al
Nitriding 135 Mod
1450/1475
187/223
1300/1400
1700/1750
OIL/WATER
1100/1300
28/30
4150 MOD
HOLDER BLOCK
N/A
N/A
N/A
N/A
N/A
N/A
28/30
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