Why Does Silica Fume Change the Color of Concrete? (And How to Control It)
When a high-profile bridge deck or architectural precast panel arrives on site with uneven blue-grey mottling instead of the specified uniform tone, the immediate cost is a rejected batch, a delayed pour cycle, and forensic testing bills that can exceed $15,000 per incident. Architects and structural engineers spec silica fume for its unmatched strength and […]
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