Materials to
be machined |
HB |
ZP10-1 |
ZP20 |
ZP25 |
ZP35 |
Feed, mm/rev |
0.1-0.3-0.5 |
0.2-0.4-0.6 |
0.2-0.5-1.0 |
0.3-0.6-1.2 |
m/min Cutting speed
,m/min |
Carbon steel |
C=0.5% |
125 |
380 250 200 |
300 210 175 |
180 110 80 |
160 120 90 |
C=0.35% |
150 |
340 230 185 |
210 150 110 |
150 100 80 |
150 110 85 |
C=0.6% |
200 |
300 200 155 |
180 130 80 |
130 80 65 |
130 110 75 |
Alloy steel |
Annealed |
180 |
250 170 140 |
130 110 80 |
120 100 70 |
100 80 60 |
Hardened and tempered |
275 |
170 115 90 |
100 70 50 |
90 70 55 |
80 60 50 |
300 |
155 105 80 |
90 75 55 |
80 60 50 |
70 50 40 |
350 |
135 90 70 |
75 60 40 |
75 55 40 |
60 45 30 |
High- Alloy steel |
Annealed |
200 |
220 140 |
120 85 |
110 85 90 |
70 50 |
Hardened |
325 |
100
65 |
70 55 |
60 45 |
50 40 30 |
Stainless steel |
Martensitic/ Ferritic |
100 |
230 190 |
130 100 |
120 90 130 |
110 85 |
Austenitic |
175 |
200 165 |
100 90 |
100 70 |
130 110 80 |
Cast steel |
Unalloyed |
180 |
150 115 |
130 100 80 |
110 100 80 |
80 65 50 |
Low-alloy |
200 |
150 105 |
130 100 75 |
100 80 60 |
70 60 45 |
High-alloy |
225 |
120 85 |
กก |
80 60 40 |
55 45 35 | |