Help with High Chromium White Iron As Cast

[trrble]

Hi everyone, first i offer my apologies for my english i'm from Chile then i need to improve my language

here is my question:

i need to cut a riser of a high chromium white iron as cast alloy, the hardness is betwen 500 and 600 Brinell, i need to cut it in the middle (half) for make it a macro ettching to analize the Macrosegragation, can you tell me how can i do?

thanks

 

[arunmrao]

Unless the project is for a space mission,using such expensive techniques for such a simple job is like committing harakiri.Simplest would have been creating a notch in mold,deepening the groove if required,knocking off and then turning on a low rpm heavy duty lathe.

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"The richer we have become materially, the poorer we have become morally and spiritually." Martin Luther King Jr