Page 707 - Tungaloy Catalog

TAC Flash endmills with center cutting edge
EVX

Inserts
s
Fig. 1 s Fig. 2
Used for both Used for center C
peripheral and A cutting edge
center edges
θ
θ°
r ε B r ε .032
A
Grades Dimensions (in)
Cat. No. Accuracy Honing Coated A B s θ C Figure
AH120 AH140 rε
XXMU08T204PR-MJ   .323 .220 .109 .016 10°
XXMU10H308PR-MJ   .417 .268 .138 Fig. 1
XXMU12X408PR-MJ M With   .520 .311 .165 .031 11° -
XXMU16X508PR-MJ   .661 .437 .197
WCMT050308-D4 M With   .313 - .125 - 7° .197
WCMT06T308-D4   .375 .156 .236 Fig. 2

Standard cutting conditions

øD: ø.625 ~ ø.750 in øD: ø1.0 ~ ø1.25 in
Work material Grades Cutting speed Feed per tooth fz (in/t) Cutting speed Feed per tooth fz (in/t)
Vc (SFM) Shouldering·Grooving Drilling Vc (SFM) Shouldering·Grooving Drilling
Carbon steels
(1018,1055) AH120 330 ~ 590 .002 ~ .008 .001 ~ .003 400 ~ 650 .003 ~ .010 .002 ~ .004
< 300 HB
Alloy steels
(4140, 4340) AH120 260 ~ 525 .002 ~ .006 .001 ~ .003 330 ~ 590 .003 ~ .008 .002 ~ .004
< 300 HB
Die steels
(JIS SKD11 etc.) AH120 200 ~ 400 .002 ~ .005 .001 ~ .002 260 ~ 500 .003 ~ .006 .001 ~ .003
< 300 HB 9
Stainless steels
(JIS SUS304 etc.) AH140 230 ~ 460 .002 ~ .006 .001 ~ .003 300 ~ 525 .003 ~ .008 .001 ~ .003
Cast irons
(JIS CLASS 25-40) AH120 330 ~ 590 .002 ~ .010 .001 ~ .004 400 ~ 650 .003 ~ .010 .002 ~ .004 TAC Mills

Machining capability

Helical feed drilling
Shoulder Milling Slotting Plunging
Enlarging hole
Drilling Ramping
θ
a p a p A C
øD ae

Max. cutting
Tool diameter Effective cutting Max. drilling Max. ramping Min. machining hole Max. machining Max. cutting width in
Cat. No. width in
øD edge length (ap) depth (A) angle (D) dia. (øDmin) hole dia. (øDmax) enlarging hole (ae)
plunging (C) 3° .756 1.25 .551
.315
.625
.276
.315
EVX08062RSU/RLHU
Standard type / Long type EVX10020RSU/RLHU .750 .354 .394 .394 3° .945 1.50 .709
1.89
.906
3°
1.25
.453
.492
1.00
.492
EVX12100RSU/RLHU
2.44
.630
.630
1.25
1.25
1.51
EVX16125RSU/RLHU
.591
3°
 : Stocked items.
Most unmarked items are available on a RFQ basis, contact your sales rep for more information.
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