Page 710 - Tungaloy Catalog

TAC Flash ball endmills
EBP ~ 15 in Steel Cast Iron Materials
R
Hard

For medium to finish engraving of steel and
R
Radius Pocketing Ramping Profiling cast iron dies
Milling
L Tolerance on R ±.003”
L f R s
øDc h6 øDs
r ε ap
L3
L
L f R s
øDc h6 øDs
r ε
ap
L3

Dimensions (in) Applicable inserts Clamping screw Wrench
No. of
Cat. No. Stock For peripheral
inserts øDc L Lf R s L3 øDs ap rε For R-edge edge
For R-edge For peripheral For R-edge For peripheral
edge
edge
EBP075MWU  .750 5.03 2.75 1.25 1.00 .625 .375 ZPET075MJ - CSTD-3T - T-10D -
EBP100MWU  2 1.00 5.53 3.25 - 1.00 .827 .500 ZPET100MJ - CSTB-4S - T-15D -
EBP125MWU  1.25 6.03 3.75 2.28 - 1.25 1.00 .625 ZPET125MJ - CSTB-5S - T-20D -
EBP075LWEU  .750 6.03 3.75 1.25 1.00 1.14 .375 ZPET075MJ DCMW070204TN CSTD-3T CSTB-2.5S T-10D T-8D
EBP100LWEU  2+2 1.00 6.53 4.25 - 1.00 1.61 .500 ZPET100MJ DCMW11T304TN CSTB-4S CSTB-4S T-15D T-15D
EBP125LWEU  1.25 7.03 4.75 - 1.25 1.81 .625 ZPET125MJ DCMW11T304TN CSTB-5S CSTB-4S T-20D T-15D

Inserts

For R-edge rε For peripheral edge
9 r ε s

TAC Mills A 7°

Coated
Coated
Cat. No. Accuracy Honing Stocked grade Dimensions (in) Cat. No. Accuracy Honing Stocked grade A Dimensions (in)
s
s
AH120 AH330 rε AH120 AH330 rε
ZPET075-MJ   .177 .375 DCMW070204TN .250 .094
ZPET100-MJ E With   .182 .500 M With   .016
ZPET125-MJ   .266 .625 DCMW11T304TN   .375 .156
“ZPET3006-MJ” : Packing Quantity=1pcs.
Standard cutting conditions Machining types

Table feed vf (in/min) (1) Grooving (2) Shouldering at (3) Shouldering at
Work material Grade Machining Cutting speed shallow depth of cut deep depth of cut
type Vc (SFM) Tool dia. : ø.750 Tool dia. : ø25 Tool dia. : ø30
Carbon steels (1) 550 ~ 750 24 ~ 30 18 ~ 30 14 ~ 26
(1055 etc.)
< 300 HB AH120 (2) 650 ~ 850 35 ~ 51 27 ~ 43 21 ~ 37
(3) 500 ~ 650 14 ~ 23 12 ~ 24 9 ~ 21
Alloy steels (1) 500 ~ 690 21 ~ 33 16 ~ 28 12 ~ 24
(4140, 4340) AH120 (2) 590 ~ 780 32 ~ 47 16 ~ 32 19 ~ 34
< 300 HB (3) 425 ~ 590 14 ~ 26 10 ~ 22 8 ~ 19 Notes:
Die steels (1) 400 ~ 590 17 ~ 28 12 ~ 24 9 ~ 21 • Cutting speeds shown in the left table are of the most
outer diameter of the tool.
(JIS SKD11 etc.) AH330 (2) 500 ~ 690 26 ~ 42 19 ~ 35 15 ~ 30 • When the depth of cut is the upper limit shown in the above
< 300 HB (3) 330 ~ 500 10 ~ 22 7 ~ 19 5 ~ 17 figures, set the cutting conditions to the lowest values
(1) 550 ~ 750 32 ~ 43 24 ~ 36 19 ~ 31 shown left.
Cast irons • When using long edge types (MSE), set the cutting speed
(JIS CLASS 25-40) AH120 (2) 650 ~ 850 35 ~ 55 28 ~ 47 21 ~ 41
(3) 500 ~ 650 17 ~ 28 12 ~ 24 9 ~ 21 and feed to 60 to 80 % of values shown in the table.
Hardened (1) 200 ~ 330 6 ~ 14 4 ~ 12 4 ~ 10 • When using long shank types (LSE), set the cutting speed
steels and feed to 20 to 50 % of values shown in the table,
Prehardened AH120 (2) 230 ~ 425 6 ~ 18 4 ~16 4 ~ 14 bearing in mind the overhang length.
steels
< A980 (3) 130 ~ 260 6 ~ 10 4 ~ 8 3 ~ 7
 : Stocked items.
Most unmarked items are available on a RFQ basis, contact your sales rep for more information.
9–124 Relating Technical Reference
pages
(14-1)