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Pramet ECGT 2.521-SF3:H07 positive turning insert — ECGT 2.521 (ISO ECGT 080304E), SF3 super-finishing chipbreaker, H07 uncoated carbide grade, 5/16 in (7.94 mm) IC, 0.135 in (3.43 mm) thick, 0.016 in (0.4 mm) corner radius. Article 7168572.
MODEL 7168572
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$8.52 Each
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Returnable: Yes
Chipbreaker
SF3
Coating
H07
Cooling effect
Slightly positive effect on tool life
Corner radius - inch (RE)
0.016
Corner radius - millimeter (RE)
0.4
Cutting edge length - inch (L)
0.323
Cutting edge length - millimeter (L)
8.2
Depth of cut maximum - inch (APMX)
0.098
Depth of cut maximum - millimeter (APMX)
2.5
Depth of cut minimum - inch (APMN)
0.008
Depth of cut minimum - millimeter (APMN)
0.2
Feed maximal - millimeter
0.22
Feed minimal - millimeter
0.04
Feed_MAX_IMP_NUM
0.009
Feed_MIN_IMP_NUM
0.002
Fixing hole diameter - inch (D1)
0.134
Fixing hole diameter - millimeter (D1)
3.4
Inscribed circle diameter - inch (IC)
0.313
Inscribed circle diameter - millimeter (IC)
7.94
Insert thickness - millimeter (S)
3.43
Single-sided positive turning insert, 75° rhomboid with 7° clearance, inscribed circle diameter of 7.94mm, 3.18mm thick, 0.4mm nose radius, indexing accuracy according to ISO-tolerance class-G, chip-breaker SF3 with rounded cutting edges, in grade H07, an uncoated WC-Co carbide within ISO range S01-S20, for fine to medium machining of super-alloys
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