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Old 06-05-12, 03:50 AM   #103
powercores
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Join Date: Jun 2012
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Default Raw materials

The basic raw material used for manufacturing the Cores/Laminations is Cold Rolled Grain Oriented Steel (CRGO) steel. This CRGO steel is imported from reputed overseas mills in various grades of different permeability. Basically, there are many types of CRGO Steel e.g. M-3, M-4, M-5 and M-6 grade and HI-B Material.
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