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Crgo Lamination Stampings Cores, Crngo Lamination Stampings Cores, Crgo EI Laminations Cores, Crgo Torodial Cores, Rectangular Strips, MItred Strips, V Notch Strips, Slit Coils, Slit Sheet, Mumbai, India
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Lamination Pressing Division

 

LAMINATION STAMPINGS IN CRGO & CRNGO GRADES SUITABLE FOR POWER TRANSFORMERS / DISTRIBUTION TRANSFORMERS / PHASE SHIFTING TRANSFORMERS / RECTIFIER TRANSFORMERS / DRY TYPE TRANSFORMERS / INSTRUMENT TRANSFORMERS / STEP VOLTAGE REGULATORS / CONSTANT VOLTAGE TRANSFORMERS.

Steel Mart is an ISO 9001 : 2000 Certified Company and can cater to your needs of PRIME and SECONDARY Lamination Stampings in CRGO & CRNGO Grades.

CRGO (COLD ROLLED GRAIN ORIENTED)
Thickness (mm)
Grade
Density
Grammes
CC
Maximum Core Loss at
1.5 Tesla- 50 Cycles
Watts per Kg
Approximate
Silicon Content %
Stacking
Factor
%
0.27
m-4(41)
7.65
0.89
2.5
97
0.30
m-5(46)
7.65
0.97
2.5
97
0.35
m-6(51)
7.65
1.11
2.3
98
 NITROGEN GAS ANNEALED FOR STRESS RELIEF

CRNGO (COLD ROLLED NONGRAIN ORIENTED)
Thickness (mm)
Grade
Density
Grammes
CC
Maximum Core Loss at
1.5 Tesla - 50 Cycles
Watts per Kg
Approximate
Silicon Content %
Stacking
Factor
%
0.50
m-43
7.65
4.01
0.200
98
0.50
m-45
7.65
5.31
1.35
98
0.50
m-47
7.65
8.01
0.80
98
C-3 / C-4 COATING
 
TYPE NO.
NOMINAL DIMENSIONS (mm)
RIVET NO.
HOLE DIA (mm)
A
B
C
D
E
F
G
L-164
19.10
15.90
04.80
11.10
02.40
04.80
02.40
L-109
25.40
19.10
06.40
12.70
03.20
06.40
03 20
1
28.60
24.40
07.30
17.40
03.50
07.10
03.50
35
35.00
29.20
09.50
19.60
04.80
08.00
04.80
17
38.10
31.80
12.70
19.10
06.40
06.40
06.40
41
41.00
33.00
13.00
21.00
06.00
08.00
06.00
043
43.00
35.00
13.00
21.00
07.00
08.00
07.00
12A
47.60
39.70
15.90
23.80
07.90
07.90
07.90
74
52.40
43.70
17.50
26.20
08.70
08.70
08.70
23
57.20
47.60
19.10
28.60
09.50
09.50
09.50
30
60.00
50.00
20.00
30.00
10.00
10.00
10.00
4
3.970
31
66.70
55.60
22.20
33.30
11.10
11.10
11.10
15
76.20
63.50
25.40
38.10
12.70
12.70
12.70
4
5.560
33
84.00
70.00
28.00
42.00
14.00
14.00
14.00
4
4.370
3
95.30
79.40
31.80
47.60
15.90
15.90
15.90
4
6.350
16
114.30
95.30
38.10
57.20
19.10
19.10
19.10
4
5.560
6
127.00
114.30
38.10
76.20
19.10
25.40
19.10
4
6.350
43
152.40
127.00
50.80
76.20
25.40
25.40
25.40
4
6.750
8
184.50
171.50
50.80
120.70
25.40
41.30
25.40
4
9.520
8B
235.00
196.90
76.20
120.70
38.10
41.30
38.10
4
11.000

 

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