
Corner Radius Endmill
Ballnose Endmill Selection Guide
A:First Recommendation
G: Optimal S: Suitable Blank: Not recommended H: Unsuitable
(Radius) Work Material
Flute Length/Type
Diameter P H M S K N
Coating / Cutting Edge
DC
(Min to Max)
General Structure Rolled Steel
30 to 45 HRC Tempered Steel / Die Steel
Long Neck / Relief Shank
Ti Alloy / Heat Resistant Alloy
55 to 60 HRC Hardened Steel
Application (Ballnose) Product Type
Extra-Long Series
Pre-hardened Steel
No. of
· · Grades Appearance
Flutes Ballnose
Feature Radius Series
Aluminum Alloy
Stainless Steel
Long Series
(Min to Max) Short Flute
Carbon Steel
Copper Alloy
Standard
·
Alloy Steel
Medium
Cast Iron
Graphite
Tolerance
From 60 HRC
45 to 55 HRC
CFRP
(mm)
(Ref. Page)
Corner Radius Endmill Selection Guide
General GSXMILL Radius
Endmil ing With ø3 to 12 Coated
G G G G G G G S S
Corner Radius GSX 40000-R → I80 Carbide
GSV type Anti-vibration Radius
ø3 to 25 S G G G G G S G S S
GSV 4000-R → I82
GSX MILL Anti-vibration Radius
ø3 to 25 S A A A A A S A S S
High Efficiency GSXVL 4000-R → I84 Coated
Endmil ing With Carbide
Corner Radius UPMILL Radius
ø3 to 20 G G G G G G S G S G
SSUP 4000ZX-R → I96
UPMILL Deep Shoulder, Radius
Relief Shank
ø3 to 20 G G G G G S G
SSUPR 4000ZX-R→ I98
Hardened Steel
GSMILL HARD Radius GS
Endmil ing With ø6 to 20 Coated
A A A A A A A
GSH 6/8000SF-R→ I100 Carbide HARD
Corner Radius
SSEH Anti-vibration Radius GS
ø4.5 to 25 S S S S S A A
SSEHVL 4000W-R→ I88
HARD
Coated
Carbide
SSEH Radius GS
ø4.5 to 25 S S S S S G G
SSEH 4000W-R→ I92
HARD
Exotic
Alloy
SSEH Anti-vibration Radius
ø4.5 to 16 S G
SSEHVL 4000-R → I128
Carbide
SSEH Radius
ø4.5 to 16 S G
SSEH 4000-R → I129
I High Precision
Mold Profiling ø0.2 to 2
Mold Finish Master
SUMIBORON Radius Endmills
BNBR → I134
S S G G H H
Endmills
Mold Finish Master
Carbide and Hard
ø0.2 to 2 SUMIDIA Binderless Radius Endmills Binderless
PCD Carbide G Hard Brittle Material S
→ I132
Brit le Material
NPDRS
Ballnose Endmill Selection Guide
Square
R0.2 to 12.5 GSX MILL Ballnose
A A A A A A S A S S
2 Flutes ± 0.01 GSXB 20000 → I102 Coated
General Purpose Carbide
3 Flutes R0.5 to 6 GSMILL Ballnose
G G G G G G S G S A
4 Flutes ± 0.01 GLB 2000SF → I104
6 Flutes
Hardened R0.2 to 6 GSMILL HARD Ballnose GS
+0.003 G G G S G A A
8 Flutes Coated
GSBH 20000SF→ I106 Carbide HARD
Steel
to −0.007
Radius
Aluminum and R1 to 8 AURORA COAT Ballnose
Non-Ferrous Coated
G G
Ballnose Metal ± 0.01 SNB 2000DL → I109 Carbide
AURORA COAT
R0.05 to 2
Long Neck
DLC Long Neck Ballnose Coated
G A
→ I110
Carbide
SUMIDIA Copper ± 0.005 SNB2
Coat Electrodes Mold Finish Master
R0.1 to 0.5
Long SUMIBORON Ball Endmills A
Neck ± 0.005 BNBC → I138
Uncoated Mold Finish Master
R0.2 to 1 SUMIBORON Ball Endmills S S G G H H
CBN
PCD
High Precision ± 0.005 BNBP → I136
Mold Profiling
R1 to 10 SUMIBORON Endmills BNBS Type
S S G G H H
± 0.02 BNBS → I141
Mold Finish Master
R0.1 to 1 SUMIDIA BINDERLESS Ballnose Endmills Binderless
PCD Carbide G Hard Brittle Material S
Carbide and NPDB/NPDBS → I130
Hard Brittle
Material R0.5 to 1 SUMIDIA Coated Ballnose Endmills SDC Carbide G Hard Brittle Material S
SDCB → I133
I4