Recommended Cutting Data
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J-Style inserts |
K-style inserts |
C-style inserts (internal) |
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Material |
Hardness |
Feedrate |
turning, copyt. etc |
Feedrate |
Grooving, threading etc |
Turning, copyt. etc | Grooving, threading etc | ||||
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mm/rev |
m/min** |
m/min** |
mm/rev. |
m/min** |
m/min** |
m/min** | m/min** | m/min** | m/min** |
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|
HB* |
|
8M |
C8 |
8M |
C8 |
8M | C8 | 8M | C8 | |
|
Carbon steel |
150 |
0,10-0,22 |
160-270 |
200-350 |
0,07-0,15 |
130-230 |
160-270 |
160-270 | 200-350 | 130-230 | 160-270 |
|
250 |
0,08-0,17 |
120-220 |
150-275 |
0,05-0,12 |
100-190 |
120-220 |
120-220 | 150-275 | 100-190 | 120-220 | |
|
|
350 |
0,07-0,14 |
70-140 |
100-200 |
0,04-0,10 |
60-120 |
70-140 |
70-140 | 100-200 | 60-120 | 70-140 |
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Alloy steel |
200 |
0,08-0,20 |
110-190 |
150-275 |
0,05-0,12 |
90-160 |
110-190 |
110-190 | 150-275 | 90-160 | 110-190 |
|
|
300 |
0,07-0,16 |
70-140 |
100-200 |
0,04-0,10 |
60-120 |
70-140 |
70-140 | 100-200 | 60-120 | 70-140 |
|
|
400 |
0,06-0,15 |
50-100 |
70-140 |
0,03-0,08 |
40-80 |
50-100 |
50-100 | 70-140 | 40-80 | 50-100 |
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Stainless steel |
150 |
0,08-0,20 |
110-190 |
150-275 |
0,05-0,12 |
90-160 |
110-190 |
110-190 | 150-275 | 90-160 | 110-190 |
|
250 |
0,07-0,16 |
70-140 |
100-200 |
0,04-0,10 |
60-120 |
70-140 |
70-140 | 100-200 | 60-120 | 70-140 | |
|
|
350 |
0,06-0,15 |
50-100 |
70-140 |
0,03-0,08 |
40-80 |
50-100 |
50-100 | 70-140 | 40-80 | 50-100 |
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High temp. all. |
200 |
0,05-0,12 |
40-110 |
50-130 |
0,03-0,09 |
30-90 |
40-110 |
40-110 | 50-130 | 30-90 | 40-110 |
|
300 |
0,05-0,12 |
25-90 |
30-110 |
0,03-0,09 |
20-75 |
25-90 |
25-90 | 30-110 | 20-75 | 25-90 | |
|
|
400 |
0,05-0,12 |
20-65 |
25-80 |
0,03-0,09 |
15-50 |
20-65 |
20-65 | 25-80 | 15-50 | 20-65 |
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Brass |
<110 |
0,10-0,35 |
300-700 |
400-1000 |
0,07-0,25 |
250-500 |
300-700 |
300-700 | 400-1000 | 250-500 | 300-700 |
|
|
>110 |
0,08-0,28 |
250-500 |
300-700 |
0,05-0,20 |
175-350 |
250-500 |
250-500 | 300-700 | 175-350 | 250-500 |
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Copper |
<100 |
0,10-0,35 |
250-500 |
300-700 |
0,07-0,25 |
200-400 |
250-500 |
250-500 | 300-700 | 200-400 | 250-500 |
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|
>100 |
0,08-0,28 |
175-350 |
250-500 |
0,05-0,20 |
140-280 |
175-350 |
175-350 | 250-500 | 140-280 | 75-350 |
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Aluminium |
<100 |
0,10-0,20 |
300-700 |
400-1000 |
0,07-0,15 |
250-600 |
300-700 |
300-700 | 400-1000 | 250-600 | 300-700 |
|
|
>100 |
0,08-0,20 |
250-500 |
300-700 |
0,06-0,15 |
175-400 |
250-500 |
250-500 | 300-700 | 175-400 | 250-500 |
* HB Scale is Hultgren Ball Scale and is roughly
equivalent to ten time Rockwell C Scale. Ex: A 350 HB would be approximately
35RC.
** Meters per min convert to RPM with formula RPM • Ø of Work (mm) •3.14/1000
CIS are distributors for
WhizCut in the UK.
St Neots: 01480 225 850
High Wycombe: 01494 455 088