XXX SSO12
VERSATILE HIGH FEED MILLING
HIGH FEED MILLING EXAMPLES
Workpiece: Material:
Steel plate face milling S355NL / 1.0546 (160 HB) 63A06R-SMOSO12-C
Cutter: Coolant:
No (just pressed air)
Cutting conditions:
v c
f z
a p
a e
TOH
820 (250)
.038 (0.96)
.024 (0.6)
1.732 (44)
6.3 (160)
Insert geometry test
Tool life
SOHT 120514SR-MM:M8330
175 min (+133%)
Pramet SSO12 runs significantly smoother than competitor, and according to small wear it would last many more minutes. Even faster table feed rate F = 10 800 mm/min (+50%) was tested, still completely stable and fluent cutting!
Workpiece: Material:
Stainless steel turbine blade
1.4301 / X5CrNi18 – 10 / SUS304 (170 HB)
Cutter: Coolant:
50A05R-SMOSO12-C
Yes (external, soluble oil emulsion)
Cutting conditions:
v c
f z
a p
a e
TOH
410 (125)
.012 (0.31)
.039 (1.0)
.689 (17.5)
5.5 (140)
Insert geometry test
Tool life
SOHT 120514SR-MM:M6330
35 min (+133%)
All competing cutters were all the time burried in chips, there were sudden breakages of inserts and cutters happening. Pramet SSO12 finished the job thanks to improved chip evacuation.
Workpiece: Material:
Cast steel face and copy milling G20Mn6N / 1.6220 (180 HB)
Cutter: Coolant:
63A06R-SMOSO12-C No (just pressed air)
Cutting conditions:
v c
f z
a p
a e
TOH
843 (257)
.025 (0.64)
.055 (1.4)
2.362 (60)
2.4 (60)
SOHT 120514SR-M:8215 Insert geometry test
Tool life
56 min (+35%)
Pramet SSO12 cutters achieved better tool life, beating the competitor by making four workpieces instead of just three!
Workpiece: Material:
Base plate for wind turbine
26NiCrMoV11-5 / 1.6948 (360 HB)
Cutter: Coolant:
63A06R-SMOSO12-C No (just pressed air)
Cutting conditions:
v c
f z
a p
a e
TOH
531 (162)
.061 (1.55)
.026 (0.65)
1.496 (38)
5.5 (140)
Insert geometry test
Tool life
SOHT 120514SR-M:M8330
150 min (+42%)
Pramet SSO12 solution increased tool life to 142% and achieved better surface quality (Ra 1.0) than competitor.
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v c = cutting speed (ft/min) (m/min), f n = feed per revolution (in/rev) (mm/rev) , a p = axial depth of cut (in) (mm), a e = radial depth of cut (in) (mm) , TOH = tool overhang (in) (mm)
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