First Choice — Cast Iron

Negative Inserts – Cast Iron

ap (mm) 0,5 - 4,0

fn (mm/rev) 0,1 - 0,55

NL200 NL200 Vc (m/min) Vc (m/min)

40 - 165 4U 60 - 245

NL200 Vc (m/min) 95 - 410 FINISHING

0,0

ap (mm) 0,5 - 4,0

fn (mm/rev) 0,1 - 0,55

NL200 NL200 Vc (m/min) 4U Vc (m/min) 40 - 165 60 - 245 NL200 Vc (m/min) 95 - 410

MEDIUM

Feed f (mm/rev)

n

Metric

ap (mm) 0,5 - 9,0

fn (mm/rev) 0,2 - 0,6

NL250 NL250 Vc (m/min) Vc (m/min)

40 - 150 PLATE 60 - 225

4U Flat Flat NL200 Vc (m/min)

95 - 410 4U

ROUGHING

Positive Inserts – Cast Iron Metric

ap (mm) 0,4 - 5,0

ap (mm) 0,25 - 3,0 fn (mm/rev) 0,07 - 0,5 fn (mm/rev) 0,025 - 0,25 NL920 NL300

Vc (m/min)73Vc (m/min)
25 - 8055 - 200
SP4019NL300
Vc (m/min)Vc (m/min)

62 70 - 265 90 - 335

SP4019 Vc (m/min) MEDIUM- 120 - 440 ROUGHING FINISHING

0,0 Feed f (mm/rev)

n

Please note the above recommended cutting speeds, geometries and grades are for guidance only. For more detailed information, see pages C12 - C23 (geometry technical information & grade technical information).

Key Interrupted Varying depth Good

cut of cut condition