Page 207 - Tungaloy Catalog

TAC Flash T-CBN ball endmills
EBB Diameter 90° With R
ø20~50mm
1mm
Cast Iron
For high speed finish engraving of cast iron dies
R
Radius Milling Pocketing Ramping Profiling
Tolerance on R ± 0.05
L
Lf R s
Fig.1 øDc øDs h6
r ε ap
L3
L
Lf R s 3
Fig.2 øDc øDs h6
r ε
ap

No. of Dimensions (in)
Cat. No. Stock Applicable insert Figure PCD and PCBN Tools
teeth øDc L Lf Rs L3 øDs r ε ap
EBB020MS ZPCW2003-QBN 2 20 150 70 80 35 25 10 12 Fig.1
EBB025MS ZPCW25H3-QBN 2 25 180 80 100 50 32 12.5 15.5
EBB030MS ZPCW30T3-QBN 2 30 200 100 100 - 32 15 18
EBB040MS ZPCW4004-QBN 2 40 250 150 100 - 42 20 23 Fig.2
EBB050MS ZPCW5004-QBN 2 50 250 150 100 - 50 25 28
Inserts

r ε
s L
Stocked grade Dimensions (in)
Cat. No. Accuracy Honing
BX950 r ε s L
ZPCW2003-QBN d 10 .125 12
ZPCW25H3-QBN d 12.5 .138 15.5
ZPCW30T3-QBN C With d 15 .156 18
ZPCW4004-QBN d 20 .187 23
ZPCW5004-QBN d 25 .187 28
Packing Quantity = 1 pcs.
Parts
Clamping screw Driver Clamp set
Cat. No.
EBB020MS CSTB-3S T-9D -
EBB025MS CSTB-3.5 T-15D -
EBB030MS CSTB-4S T-15D -
EBB040MS CSTB-5 T-20D CSP22
EBB050MS CSTB-5 T-20D CSP22
Standard cutting conditions
Feed per tooth fz

Work material No. of revolutions n (min -1 ) (in/t) Depth of cut ap (in) Pick feed p f (in)
GreyCast irons (Class 25-40) 5,000 ~ 15,000 .008 ~ .020 ~ .039 ~ .110
Ductile cast irons (65-45-12)

 : Stocked items.
 : Stocked in Japan

Relating Selection Guides Technical reference 3–19
pages (9-6 ~ 9-15) (14-1)