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Technical Guide: Tooth and Speed Selection Chart
|
Material to Cut |
Bi-Metal Band |
S.F.P.M. |
Cut
Rate Sq. In./Min. |
Feed Pressure |
Tool life Sq. In./Ft. |
Material
Characteristics |
| LOW
CARBON |
1010-1019
|
MATRIX
II |
300-350 |
11 to
15 |
MEDIUM/LIGHT |
650 to
800 |
FREE
MACHINING |
| MEDIUM
CARBON |
1020-1050 |
MATRIX
II |
190-225 |
7 to
9 |
MEDIUM/LIGHT |
425 to
700 |
FREE MACHINING |
| HIGH
CARBON |
1055-1095 |
MATRIX
II |
145-170 |
6 to
8 |
MEDIUM |
300 to
400 |
FREE MACHINING |
| FREE
MACHINING |
1109-1113 |
MATRIX
II |
300-350 |
12 to
15 |
MEDIUM/LIGHT |
700 to
850 |
FREE MACHINING |
| FREE
MACHINING |
1115-1213 |
MATRIX
II |
200-250 |
8 to
10 |
MEDIUM/LIGHT |
500 to
750 |
FREE MACHINING |
| MANGANESE |
1320-1340 |
M42/M51* |
175-220 |
6 to
8 |
MEDIUM |
330 to
375 |
WORK HARDENING |
| NICKEL |
2015-2517 |
M42/M51* |
225-250 |
6 to
7 |
MEDIUM |
250 to
300 |
WORK HARDENING |
| NICKEL |
2320-2350 |
M42/M51* |
145-170 |
5 to
6 |
MEDIUM |
250 to
300 |
WORK HARDENING |
| NICKEL |
2512-2515 |
M42/M51* |
175-200 |
4 to
5 |
MEDIUM |
250 to
300 |
WORK HARDENING |
| NICKEL-CHROME |
3115-3150 |
M42 |
125-160 |
6 to
9 |
MEDIUM |
275 to
350 |
TENDENCY TO CHIP
WELD |
| NICKEL-CHROME |
3215-3240 |
M42/M51* |
110-140 |
5 to
8 |
MEDIUM |
250 to
300 |
WORK HARDENING |
| NICKEL-CHROME |
3415-3450 |
M42/M51* |
90-125 |
4 to
6 |
MEDIUM/HEAVY |
250 to
300 |
WORK HARDENING |
| MOLYBDENUM |
4023-4037 |
MATRIX
II |
230-270 |
6 to
8 |
MEDIUM |
350 to
375 |
ABRASIVE |
| MOLYBDENUM |
4042-4063 |
MATRIX
II |
180-220 |
5 to
7 |
MEDIUM/HEAVY |
325 to
350 |
ABRASIVE |
| CHROME-MOLY |
4120-4140 |
M42/M51* |
185-210 |
5 to
7 |
MEDIUM |
275 to
350 |
WORK HARDENING/
ABRASIVE |
| CHROME-MOLY |
4320-4340 |
M42/M51* |
180-230 |
5 to
7 |
MEDIUM |
250 to
325 |
WORK HARDENING/
ABRASIVE |
| NICK-CHRO-MOLY |
8620-8750 |
M42 |
175-230 |
5 to
7 |
MEDIUM |
275 to
425 |
GOOD CUTTING
CHARACTERISTICS |
| NICK-CHRO-MOLY |
9310-9850 |
M42/M51* |
160-220 |
4 to
6 |
MEDIUM/HEAVY |
175 to
300 |
WORK HARDENING |
| NICKEL-MOLY |
4615-4640 |
M42/M51* |
210-240 |
5 to
7 |
MEDIUM |
275 to
300 |
WORK HARDENING |
| NICKEL-MOLY |
4812-4820 |
M42/M51* |
175-190 |
4 to
6 |
MEDIUM/HEAVY |
225 to
275 |
WORK HARDENING |
| CHROME |
5120-5160 |
M42 |
190-230 |
6 to
8 |
MEDIUM |
225 to
350 |
GOOD CUTTING
CHARACTERISTICS |
| CHROME |
50100-52100 |
M42/M51* |
150-185 |
4 to
6 |
MEDIUM |
200 to
275 |
ABRASIVE |
| CHRO-VAN-SILICON |
6115-6120 |
M42 |
160-225 |
3 to
6 |
MEDIUM |
200 to
275 |
ABRASIVE |
| SILICON |
9255-9262 |
M42 |
175-210 |
8 to
16 |
MEDIUM |
175 to
250 |
EXTREMELY
ABRASIVE |
| STAINLESS |
201-304 |
M42/M51* |
80-125 |
2 to
4 |
MEDIUM/HEAVY |
275 to
300 |
WORK HARDENING |
| STAINLESS |
308-348 |
M42/M51* |
55-80 |
1 to
2 |
MEDIUM/HEAVY |
100 to
250 |
WORK HARDENING |
| STAINLESS |
410-430 |
M42/M51* |
110-150 |
2 to
4 |
MEDIUM |
125 to
250 |
WORK HARDENING/
ABRASIVE |
| STAINLESS |
440 &
17- series |
M42/M51* |
75-110 |
1 to
2 |
MEDIUM/HEAVY |
125 to
175 |
WORK HARDENING/
ABRASIVE |
| TOOL STEEL
|
MI,M2,M3,TI,T2 |
M42/M51* |
120-150 |
3 to
5 |
MEDIUM/HEAVY |
125 to
175 |
WORK HARDENING/
ABRASIVE |
| DIE
STEEL |
O-1, O-2,
O-6, O-7 |
M42/M51* |
175-210 |
3 to
5 |
MEDIUM/HEAVY |
225 to
350 |
WORK HARDENING/
ABRASIVE |
| DIE
STEEL |
A-2,
A-4 |
M42/M51* |
180-220 |
3 to
4 |
MEDIUM/HEAVY |
200 to
250 |
WORK HARDENING/
ABRASIVE |
| DIE
STEEL |
D-2, D-3,
D-4 |
M42/M51* |
90-120 |
2 to
3 |
MEDIUM/HEAVY |
125 to
175 |
WORK HARDENING/
ABRASIVE |
| HOT WORK
STEEL |
H12, H13,
H21 |
M42 |
160-200 |
4 to
5 |
MEDIUM |
275 to
325 |
ABRASIVE |
| HOT WORK
STEEL |
H22, H24,
H25 |
M42 |
130-175
|
2 to
4 |
MEDIUM/HEAVY
|
175 to
225 |
ABRASIVE |
| MONEL |
- |
M42/M51* |
60-90 |
.5 to
4 |
MEDIUM/HEAVY
|
50 to
100 |
EXTREMELY WORK HARDENING |
| INCONEL |
- |
M42/M51* |
50-80 |
.5 to
4 |
MEDIUM/HEAVY
|
25 to
70 |
EXTREMELY WORK HARDENING |
| HASTELLOY |
- |
M42/M51* |
50-80 |
.5 to
4 |
MEDIUM/HEAVY
|
55 to
100 |
EXTREMELY WORK HARDENING |
| TITANIUM |
- |
M42/M51* |
40-60 |
.5 to
4 |
MEDIUM/HEAVY
|
25 to
60 |
EXTREMELY WORK HARDENING |
| ALUMINUM |
2011-7075 |
MATRIX
II |
325-400 |
14 to
25 |
MEDIUM/LIGHT |
175 to
275 |
ABRASIVE/ CHIP
BUILDUP |
| COPPER |
- |
MATRIX
II |
275-350 |
6 to
8 |
MEDIUM/LIGHT |
250 to
600 |
GOOD CUTTING
CHARACTERISTICS |
| BRONZE |
- |
MATRIX
II |
225-300 |
14 to
18 |
MEDIUM/LIGHT |
200 to
425 |
GOOD CUTTING
CHARACTERISTICS |
| BRASS RED
|
- |
MATRIX
II |
225-300 |
14 to
18 |
MEDIUM/LIGHT |
225 to
400 |
GOOD CUTTING
CHARACTERISTICS |
| BRASS,
NAVAL |
- |
MATRIX
II |
275-350 |
10 to
14 |
MEDIUM/LIGHT |
- |
GOOD CUTTING
CHARACTERISTICS |
| CAST IRON
|
- |
MATRIX
II |
165-225 |
- |
MEDIUM |
- |
- |
| CAST STEEL
|
- |
MATRIX
II |
110-225 |
- |
MEDIUM |
- |
- |
| STRUCTURALS |
- |
MATRIX
II |
175-250 |
- |
MEDIUM/LIGHT |
- |
TOOTH BREAKAGE
POTENTIAL |
| | 
