Tungaloy Cutting Tools - Metal Working Tools - Grade : AH645
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Grade : AH645

PVD grade for stainless steel turning. Excellent fracture resistance when machining at low medium speeds. Applicable for roughing, interrupted machining and large depth of cut machining.

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ISO Range - P/M/K(M30-M40)
ISO Range - N/S/H

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Cutting Speed for: VCMT110304-PS AH645 - 6994855
ISOMaterialsMaterial DesignationMaterial ConditionCutting Speed Recommendations (Vc)
P1Non-alloy steel and cast steel, free cutting steel <0.25%C.Annealed :125120-200 m/min
P2Non-alloy steel and cast steel, free cutting steel >=0.25%C.Annealed :190100-170 m/min
P3Non-alloy steel and cast steel, free cutting steel <0.55%C.Quench and tempered. :25080-150 m/min
P4Non-alloy steel and cast steel, free cutting steel >=0.55%C.Annealed :22090-160 m/min
P5Non-alloy steel and cast steel, free cutting steel >=0.55%C.Quenched & tempered. :30080-130 m/min
P6Low alloy & cast steel (less than 5% of alloying elements).Annealed :20080-150 m/min
P7Low alloy & cast steel (less than 5% of alloying elements).Quenched & tempered :27570-130 m/min
P8Low alloy & cast steel (less than 5% of alloying elements).Quenched & tempered :30060-120 m/min
P9Low alloy & cast steel (less than 5% of alloying elements).Quenched & tempered :35050-100 m/min
P10High alloyed steel, cast steel and tool steel.Annealed :20080-130 m/min
P11High alloyed steel, cast steel and tool steel.Quenched & tempered :32550-100 m/min
P12Stainless steel and cast steel.Ferritic/martensitic :20060-160 m/min
P13Stainless steel and cast steel.Martensitic :24050-180 m/min
M14Stainless steel and cast steel.Austenitic :18050-150 m/min
S31High temp. alloys Fe based.Annealed :20030-40 m/min
S32High temp. alloys Fe based.Cured :28020-30 m/min
S33High temp. alloys. Ni or Co based.Annealed :25020-25 m/min
S34High temp. alloys. Ni or Co based.Cured :35010-20 m/min
S35High temp. alloys. Ni or Co based.Castr :32015-25 m/min
S36Titanium Ti alloys.:31080-130 m/min
S37Titanium Ti alloys.Alpha+beta alloys cu :31030-50 m/min

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