BIG DAISHOWA High Performance Tooling Solutions Vol 1

CHAMFER MILLS

C-CENTERING CUTTER A multifunction cutter capable of both spot drilling and chamfering.

COOLANT

THROUGH

Hole Chamfering

Centering & Chamfering

Chamfering

Reaming

Tapping

Drilling

End Milling

L 1

H Min

Back Spot Facing

Tap Hole Chamfering

Back Chamfering Face Milling Back Chamfering Face Milling Back Chamfering Face Milling

Chamfering

Catalog Number

ØC Min .079 .079 .079

ØC Max .354 .512 .787

H Min .024 .024 .012

ØD

ØD 1

ØD

L 1

Insert

ST8-CN0209-45-65 ST12-CN0213-45-90 ST20-CN0220-45-110

8mm .393 12mm .551 20mm .866

2.56 3.54 4.33

.590 .787

CN0406 CN0606 CN0906

H = D/2 - 0.7 mm

1.181

• 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 Chamfering Back Chamfering Chamfering Back Chamfering Chamfering Back Chamfering

Chamfering

INSERTS FOR C-CENTERING CUTTER

Centering & Chamfering

Plunge Milling

Shoulder Milling

Helical Milling

Ramping

Insert Grade

DS20 (For Aluminum) Peck Drilling Peck Drilling Peck Drilling

Helical Milling

Shoulder Milling

ØD Shoulder Milling

Catalog Number

Screw Set Catalog Number

Slotting

Ramping

ACM250F (For Steel/Cast Iron/Stainless Steel)

ACZ150 (For Steel/Cast Iron/Stainless Steel)

CN0406 CN0606 CN0906

.187 .250 .375

S2TS-6IP S2.5S-8IP S4S-15IP

• 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

617