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Pramet CCGW 21.51E:TB310 positive turning insert — CCGW 21.51 (ISO CCGW 060204E), TB310 grade, 1/4 in (6.35 mm) IC, 3/32 in (2.38 mm) thick, 0.4 mm corner radius. 80° rhombic with 7° clearance, precision ground tolerance class G, no chipbreaker. CBN insert for high-speed machining of hardened materials (H01-H10). Article 6755919.
MODEL 6755919
This product has a minimum order quantity of (2 minimum) This is the minimum order quantity available when purchasing this product.
$79.00 Each
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Select Quantity(2 minimum)
Typically Ships in: 1 day
Returnable: Yes
Chipbreaker
No chipbreaker
Coating
TB310
Cooling effect
Very negative effect on tool life - cooling is not recommended
Corner radius - inch (RE)
0.016
Corner radius - millimeter (RE)
0.4
Cutting edge length - inch (L)
0.256
Cutting edge length - millimeter (L)
6.5
Depth of cut maximum - inch (APMX)
0.106
Depth of cut maximum - millimeter (APMX)
2.7
Depth of cut minimum - inch (APMN)
0.004
Depth of cut minimum - millimeter (APMN)
0.1
Feed maximal - millimeter
0.2
Feed minimal - millimeter
0.02
Feed_MAX_IMP_NUM
0.008
Feed_MIN_IMP_NUM
0.001
Fixing hole diameter - inch (D1)
0.11
Fixing hole diameter - millimeter (D1)
2.8
Inscribed circle diameter - inch (IC)
0.25
Inscribed circle diameter - millimeter (IC)
6.35
Insert thickness - millimeter (S)
2.38
Insert for hard turning with 2 CBN tipped corners on one-side, 80° rhomboid with 7° clearance, inscribed circle diameter of 6.35mm, 2.38mm thick, 0.4mm nose radius, indexing accuracy according to ISO-tolerance class-G, rounded cutting edges, in grade TB310, an uncoated cubic boron nitride within ISO range H01-H10, for high-speed machining of hardened materials