CHAMFER MILLS
C-CENTERING CUTTER A multifunction cutter capable of both spot drilling and chamfering.
COOLANT
THROUGH
Hole Chamfering
Centering & Chamfering Chamfering
L
L 1
H Min
H
Chamfering Angle θ 1
Chamfering Angle θ 2
Catalog Number
øC Min
øC Max
H Min
øD 1
øD L
L 1
Insert
ØC
ST8-CN0209-45-65 ST12-CN0213-45-90 ST20-CN0220-45-110 ST10-CN0211-30-70 ST16-CN0216-30-90 ST20-CN0225-30-110
8mm .393 2.56 .590 .079 .354 .024 CN0406 12mm .551 3.54 .787 .079 .512 .024 CN0606 20mm .866 4.33 1.181 .079 .787 .012 CN0906 10mm .512 2.76 .590 .079 .433 .016 CN0406 16mm .669 3.54 .787 .079 .630 .016 CN0606 20mm 1.063 4.33 1.181 .079 .984 .016 CN0906
90º
45º
90 Degree H = (C-Cmin)/2 + Hmin 120 Degree H = (C-Cmin)/3.46 + Hmin
120º
30º
• Wrench and screw is included; inserts must be ordered separately • As the insert has a nose radius, spot drilled tip is not acute • Use with hand feed is not recommended
INSERTS FOR C-CENTERING CUTTER
Insert Grade
Catalog Number
Screw Set Catalog Number
ØD
ACM250F (For Steel/Cast Iron/Stainless Steel)
DS20 (For Aluminum)
ACZ150 (For Steel/Cast Iron/Stainless Steel)
CN0406 CN0606 CN0906
.187 .250 .375
S2TS-6IP S2.5S-8IP S4S-15IP
z
z
z
z
z
z
z
z
z
• Inserts are available in a packet of 10 pcs.; please specify the insert model number and grade when ordering Example: CN0906 ACM250F.........10 pcs. • The insert clamping screw set contains 10 screws and 1 wrench • Insert clamping screws and tightening wrench are consumables; order periodically for replacement or spares.
RECOMMENDED CUTTING CONDITION
• The table is just a reference to determine cutting conditions, it should be adjusted according to the condition of the machine tool and workpiece • Be sure to use water-soluble cutting fluid during spot drilling • For traverse chamfering, dry cutting (including air blowing) is recommended; however, if severe built-up edge occurs in aluminum machining, use water-soluble cutting fluid
Feed (IPT) Spot Drilling Traverse Chamfering
Cutting Speed Vc (SFM)
Workpiece Material
Carbon Steel, Alloy Steel
165-500 165-400 230-650 330-1000
.001-.003 .001-.002
Stainless Steel
.002-.008
Cast Iron
.001-.003
Aluminium, Non-ferrous Metals
615
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