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Granite Quarry Concrete Bearings

Oct 30 2018 New cements bearing 10 or 20 granite quarry dust meet the strength requirements laid down in the standards in place for cement type IIA strength class 42.5 N or 42.5 R. When included in cement the waste induces a small rise ≈17 in electrical resistivity and raises the q ageing factor value affording the resulting mortars greater .

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