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FAQ's |
Speed
& Feed Data for High Speed End Mills
Starting
Point Speed & Feed Ranges
| Material
Type: |
Low
Carbon Steel - Wrought |
| Condition: |
Hot
Rolled, Normalized, Annealed or Cold Drawn |
| Grade: |
1020 |
| Brinell: |
125-175 |
Peripheral Machining
Axial Depth (A.D.) = Dia. X 1.5 Max.
Radial
Depth
(R.D.)
Ratio |
Surface
Feet per Minute (S.F.P.M.) |
|
Finishing
End Mill |
Roughing
End Mill |
|
STD.
|
TiN.
|
TiCN.
|
STD.
|
TiN.
|
TiCN.
|
| DIA./16 |
210 |
242 |
273 |
252 |
302 |
353 |
| DIA./8 |
160 |
184 |
208 |
192 |
230 |
269 |
| DIA./4 |
140 |
161 |
182 |
168 |
202 |
235 |
| DIA./2 |
120 |
138 |
156 |
144 |
173 |
202 |
Feed
per Tooth (F.P.T.) by Diameter
Note: Increase F.P.T. by 25% to 35% for 60 Degree
end mills
Note: Increase F.P.T. by 25% for TiCN coating. |
|
1/4" |
3/8" |
1/2" |
5/8" |
3/4" |
7/8" |
1."
& Up |
|
.0018 |
.0026 |
.0035 |
.0044 |
.0053 |
.0061 |
.0070 |
|
.0015 |
.0023 |
.0030 |
.0038 |
.0045 |
.0053 |
.0060 |
|
.0013 |
.0019 |
.0025 |
.0031 |
.0038 |
.0044 |
.0050 |
|
.0010 |
.0015 |
.0020 |
.0025 |
.0030 |
.0035 |
.0040 |
Slot Machining
Radial Depth (R.D.) = Tool Dia.
Axial
Depth
(A.D.)
Ratio |
Surface
Feet per Minute (S.F.P.M.) |
|
Finishing
End Mill |
Roughing
End Mill |
|
STD.
|
TiN.
|
TiCN.
|
STD.
|
TiN.
|
TiCN.
|
| DIA./8 |
110 |
127 |
143 |
132 |
158 |
185 |
| DIA./4 |
105 |
121 |
137 |
126 |
151 |
176 |
| DIA./2 |
95 |
109 |
124 |
114 |
137 |
160 |
| DIA./1 |
80 |
92 |
104 |
96 |
115 |
134 |
Feed
per Tooth (F.P.T.) by Diameter
Note: Increase F.P.T. by 25% to 35% for 60 Degree
end mills
Note: Increase F.P.T. by 25% for TiCN coating. |
|
1/4" |
3/8" |
1/2" |
5/8" |
3/4" |
7/8" |
1."
& Up |
|
.0015 |
.0023 |
.0030 |
.0038 |
.0045 |
.0053 |
.0060 |
|
.0013 |
.0019 |
.0025 |
.0031 |
.0038 |
.0044 |
.0050 |
|
.0010 |
.0015 |
.0020 |
.0025 |
.0030 |
.0035 |
.0040 |
|
.0008 |
.0011 |
.0015 |
.0019 |
.0023 |
.0026 |
.0030 |
|
Niagara Cutter, Inc.
• 200 John James Audubon Pkwy • Amherst, NY 14228 USA