LAMINA - katalog | KL-TECH s.r.o. | www.klte.cz Lamina | Page 224

KL-TECH s.r.o | www.klte.cz
MACHINING CONDITIONS - TURNING - DEPTH OF CUT AND FEED
CNMA 120408
DNMA 150608
Material
Group
Grey
SNMA 120408
TNMA 160408
Lamina
Gr. N°
7
Material
Examples
GG20, GG40, EN-
GJL-250,
N030B
K
Malleable
& Nodular
H
8
GGG40, GGG70,
50005
min
Feed
[mm/rev]
max
min
150 HB
200 HB
0.5
6.0
0.15
250 HB
150 HB
200 HB
0.5
6.0
0.15
250 HB
max
Amax
[mm 2 ]
0.40 1.35
0.38 1.20
0.35 1.20
0.40 1.00
0.38 0.90
0.35 0.80
Suggested Starting
Parameters
DOC Feed
3.5 0.30
2.5 0.30
Chilled Cast Iron 12 Ni-Hard 2 400 HB 0.5 2.2 0.11 0.20 0.30 1.4 0.15
White Cast Iron 13 G-X300CrMo15 55 HRc 0.5 1.6 0.11 0.20 0.20 1.1 0.15
CNMA 120412
DNMA 150612
Material
Group
Grey
SNMA 120412
TNMA 160412
Lamina
Gr. N° Material
Examples
7 GG20, GG40, EN-
GJL-250,
N030B
K
Malleable
& Nodular
H
DOC
[mm]
Hardness
8
GGG40, GGG70,
50005
DOC
[mm]
Hardness
min
Feed
[mm/rev]
max
min
150 HB
200 HB
0.8 6.0 0.15
0.8 6.0 0.15
0.8
0.8 2.4
1.8 0.11
0.11
250 HB
150 HB
200 HB
250 HB
Chilled Cast Iron 12 Ni-Hard 2 400 HB
White Cast Iron 13 G-X300CrMo15 55 HRc
Lamina
Gr. N° Material
Examples Hardness
7 GG20, GG40, EN-
GJL-250,
N030B
max
0.60
0.48
0.45
0.48
0.40
0.38
0.25
0.20
Amax
[mm 2 ]
1.50
1.40
1.35
1.30
1.10
1.00
0.30
0.25
Suggested Starting
Parameters
DOC
3.5
3.0
1.5
1.4
Feed
0.43
0.40
0.38
0.43
0.36
0.33
0.20
0.16
WNMA 080408
Material
Group
Grey
K
H
Malleable
& Nodular 8 GGG40, GGG70,
50005
Chilled Cast Iron 12
13 Ni-Hard 2
G-X300CrMo15
Lamina
Gr. N° Material
Examples
7 GG20, GG40, EN-
GJL-250,
N030B
White Cast Iron
DOC
[mm]
min
Feed
[mm/rev]
max
min
150 HB
200 HB
0.5 2.0 0.15
0.5 2.0 0.15
0.5
0.5 2.0
1.6 0.11
0.11
250 HB
150 HB
200 HB
250 HB
400 HB
55 HRc
max
0.40
0.38
0.35
0.40
0.38
0.35
0.20
0.20
Amax
[mm 2 ]
1.4
1.2
1.0
0.9
0.8
0.3
0.2
Suggested Starting
Parameters
DOC Feed
1.75 0.30
1.50 0.30
1.4
1.1 0.15
0.15
WNMA 080412
Material
Group
Grey
K
Malleable
& Nodular
H
8
GGG40, GGG70,
50005
DOC
[mm]
Hardness
min
Feed
[mm/rev]
max
min
150 HB
200 HB
0.8 2.0 0.20
0.8 2.0 0.20
0.8
0.8 2.0
1.8 0.14
0.14
250 HB
150 HB
200 HB
250 HB
Chilled Cast Iron 12 Ni-Hard 2 400 HB
White Cast Iron 13 G-X300CrMo15 55 HRc
max
0.60
0.58
0.56
0.52
0.50
0.48
0.25
0.20
Amax
[mm 2 ]
1.9
1.7
1.4
1.2
1.1
0.4
0.3
Suggested Starting
Parameters
DOC Feed
1.75 0.40
1.50 0.30
1.6
1.3 0.19
0.17
The depth of cut and feed rate tables are for the geometry and corner radius specified above the table.
Refer to cutting speed tables on pages 186 and 187 for recommended materials per grade.
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