Sandvik Coromant Heat resistant super alloys - Manual (Page 104)

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CoroMill ® 300
R300-0828E-PL GC1030 1 30 0.18
R300-1240E-PL G1030 2.5 30 0.25
R300-1240E-MM GC2040 2.5 25 0.25
R300-1648E-MM GC2040 4 70% of D
c
25 0.30
CoroMill ® 245
k
r
45° R245-12T3E-ML GC2040 3 30 0.20
CoroMill ® 390
k
r
90° R390-11T308E-ML GC2040 5 30 0.10
Face milling
Tool choice Cutting speed
v
c
m/min
Feed f
z
mm/tooth
Recommended start cutting data
Max. depth
of cut a
p
mm
Application Type
Round
Low to
medium a
p
Medium to
large a
p
Against
shoulder
CoroMill ® 390 end mill
16–40 R390-11T308M-PL GC1030 8 12.50% 35 0.10
16–40 R390-11T308E-ML GC2040 8 50–75% 35 0.07
25–40 R390-17408M-PL GC1030 14 12.50% 35 0.10
25–40 R390-17408E-ML GC2040 14 50–75% 35 0.07
CoroMill ® Plura
6–20 R216.24-xx050-AKxxP GC1620 2 x D
c 8% 75 0.04
6–20 R216.24-xx050-AKxxP GC1620 2 x D
c
Side milling
Tool choice Cutting speed v
c
m/min
Max. chip thick-
ness h
ex
mm
Max. depth of cut
a
p
mm
Radial cut
a
e
/D
c
Cutter dia. D
c
mm
CoroMill ® 390
16–40 R390-11T308E-ML GC2040 8 25–35 0.10
25–40 R390-170408E-ML GC2040 14 25–35 0.10
CoroMill ® Plura
6–20 R216.24-xx050-AKxxP GC1620 0.5 x D
c
75 0.05
Closed slot milling
Tool choice Cutting speed v
c
m/min Feed f
z
mm/tooth
Max. depth of cut
a
p
mm
Cutter dia. D
c
mm
Radial cut
a
e
mm