All the incoming raw materials are examined with the following tests and they are brought in for the manufacturing process only if they pass through all the tests.
Raw materials are accepted after performing following tests.
|
Sr. No. |
Tests |
Acceptance Norms |
| 1 |
Bend Test Or Brittleness Test
(Apparatus Available) |
Min. 5 Bends
0-1800 Bending Of Sample
(Size :- 305 X 30 mm) |
| 2 |
Stacking factor test as per JIS C 2550 Std. (Apparatus Available) |
As Per Diff. Grade
0.23 – 94.5%
0.27 – 95.0%
0.30 – 95.5%
0.35 – 96.0% |
| 3 |
Resistivity Test as per ASTIM – 717 by Franklien Test Method.
(Apparatus Available) |
> 20 m h O -CM ² / LAMI. |
| 4 |
Core Loss Test
(By Epstein Square Test Method) (Appaaratus Available) |
W/kg. At 1.5 T And 1.7 T
For Diff. Grades From Coils
(At start and end of the coil) |
