Sirs, Cement Experts,
Please tell me how is possible, a good clinker (C3S = 60; FL < 0.5; LSF = 95 - 96) and the clinker color is brown inside.
What you think, from where is this color and if the color affect the cement quality.
I know that the color not affect cement quality, but affect the sells, everybody need black cement
Many thanks and
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