Каталог Stellram токарный инструмент - страница 5

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Negative/Positive 8 (343) 382-52-03 | sales@sverla-ekb.ru
First Choice — Unalloyed Steel


Negative Inserts – Unalloyed Steel Metric
Introduction


ap (mm)
1,2 - 5,5
ap (mm)
0,75 - 3,0
ap (mm)
0,5 - 2,0 fn (mm/rev)
0,25 - 0,5
D.O.C. ap (mm)


fn (mm/rev)
0,15 - 0,45
fn (mm/rev)
0,1 - 0,3
NL920 NL400
Vc (m/min) Vc (m/min)
30 - 90 4T 50 - 215
NL920 NL300
Vc (m/min)
30 - 90 2N Vc60(m/min)
-230
NL300
Vc (m/min)
NL250 NL250 100 - 380
Vc (m/min) Vc (m/min) NL250
40 - 165 1B 60 - 245 Vc (m/min)
105 - 410
SP0819
Vc (m/min)
140 - 450
* ROUGHING
MEDIUM
FINISHING
0,0 Feed fn (mm/rev)
*Note: For Heavy Roughing applications see 5R geometry, page C17.


Positive Inserts – Unalloyed Steel Metric

ap (mm)
0,4 - 5,0

ap (mm)
0,25 - 3,0
fn (mm/rev)
D.O.C. ap (mm)


0,07 - 0,5

fn (mm/rev)
0,025 - 0,25

NL920 NL300
Vc (m/min)
30 - 90 73 Vc60(m/min)
- 230
SP4019 SP4019 SP4019
Vc (m/min) Vc (m/min) Vc (m/min)
135 - 440
55 - 175 62 80 - 265
SP4019
Vc (m/min)
135 - 440
MEDIUM-
ROUGHING
FINISHING
0.0 Feed fn (mm/rev)
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).

Interrupted Varying depth Good
Key cut of cut condition


C4 www.kennametal.com