The leading products in our company are portland cement clinker and high-grade cement. The main general cements which produced by our company are portland cement, ordinary portland cement and portland slag cement. They are divided into three grades: P.O52.5、P.O42.5、P.C32.5.
Application scope:
P.O 52.5 can make high-grade , super high-grade concrete and large span beams and so on.
Items Units Specification Test Results Test Method
SiO2 % ≤ 22.0 21 EN 196-2
Al2O3 % - 5
Fe2O3 % - 3.1
CaO % ≥ 60.0 61
MgO % ≤ 5.00 2.75
SO3 % ≤ 3.5 2.75
K2O % - 0.45
Na2O % - 0.15
R2O (TOTAL ALKALI) % - 0.45
Loss on Ignition, (LOI) % ≤ 5.00 2.5
Insoluble Residue % ≤ 5.00 0.55
Chloride content % ≤ 0.10 0.02 EN 196-21
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