Portland cement 52.5,52.5R - Product

^{MINIMUM QUANTITY^500TONS}

Place of Origin : Shanghai,China
Payment Terms : T/T L/C

Product Description

For high strength concrete and prefabricated parts, like as road, bridge, etc.

Physical Specification

Other Specification : Portland Cement 52.5 52.5R Items Units National Internal National Internal SO3 % ≤3.5 2.45 ≤3.5 2.31 MgO % ≤5.0 1.04 ≤5.0 1.2 Cl % ≤0.06 0.021 ≤0.06 0.022 Loss % ≤5.0 1.98 ≤3.5 1.92 Fineness (specific Surface) ㎡/kg ≥300 385 ≥300 391 Time Initial Min ≥45 124 ≥45 228 Final Min ≤600 164 ≤600 368 Soundness Pat Test / Past / Past Bending Strength 3d MPa ≥4.0 6.7 ≥5.0 7.3 28d MPa ≥7.0 9.0 ≥7.0 9.5 Compressive Strength 3d MPa ≥23.0 34.5 ≥27.0 35.1 28d MPa ≥52.5 62.6 ≥52.5 62.1

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