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FAQ's |
Speed
& Feed Data for High Speed End Mills
Starting
Point Speed & Feed Ranges
| Material
Type: |
High
Temperature Nickle Base Alloy- Wrought |
| Condition: |
Solution
Treated and Aged |
| Grade: |
Inconel
718 |
| Brinell: |
300-400 |
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 |
15 |
17 |
20 |
18 |
22 |
25 |
| DIA./8 |
12 |
14 |
16 |
14 |
17 |
20 |
| DIA./4 |
10 |
12 |
13 |
12 |
14 |
17 |
| DIA./2 |
8 |
9 |
10 |
10 |
12 |
13 |
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 |
|
.0010 |
.0015 |
.0020 |
.0025 |
.0030 |
.0035 |
.0040 |
|
.0008 |
.0011 |
.0015 |
.0019 |
.0023 |
.0026 |
.0030 |
|
.0005 |
.0008 |
.0010 |
.0013 |
.0015 |
.0018 |
.0020 |
|
.0003 |
.0004 |
.0005 |
.0006 |
.0008 |
.0009 |
.0010 |
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 |
9 |
10 |
12 |
11 |
13 |
15 |
| DIA./4 |
8 |
9 |
10 |
10 |
12 |
13 |
| DIA./2 |
7 |
8 |
9 |
8 |
10 |
12 |
| DIA./1 |
6 |
7 |
8 |
7 |
9 |
10 |
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 |
|
.0008 |
.0011 |
.0015 |
.0019 |
.0023 |
.0026 |
.0030 |
|
.0006 |
.0009 |
.0013 |
.0016 |
.0019 |
.0022 |
.0025 |
|
.0005 |
.0008 |
.0010 |
.0013 |
.0015 |
.0018 |
.0020 |
|
.0003 |
.0004 |
.0005 |
.0006 |
.0008 |
.0009 |
.0010 |
|
Niagara Cutter, Inc.
• 200 John James Audubon Pkwy • Amherst, NY 14228 USA