P40

P40 is a high eciency pozzolanic material, GENERAL INFORMATION obtained by selection and processing of power station y ashes resulting from the combustion of pulverised bituminous coal. P40 is subjected to strict quality control.

Physical specifications:

Presentation: Finely divided dry powder
Color: Light grey
Bulk Weight: Aprox. 1.0 metric ton per cubic meter
Specic density: Aprox. 2.3 metric ton per cubic meter
Particle size: Maximum 25 % ROS on 45-micron sieve
Particle shape: Spherical
Package: 30 kg paper bags, 1 metric ton big-bags and bulk tankers

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RECOMMENDED USES

CONCRETE

General purpose plain and reinforced structural concrete with 28-day strength levels up to 50 MPa. Special purpose concrete, such as mass concrete, pre-cast concrete, pumpable concrete, self-compacting and self-levelling concrete.

CEMENT

Blended cements (Portland Pozzolana Cement), such as sulphate resistant/marine resistant cement.

MORTAR

General purpose mortar for plastering and brickwork. Specialized mortars for oor / wall tiling work. Flowable mortars for use as structural ll in earthworks.

GROUT

General purpose grouts for use in earthworks for the treatment of rock cracks. Grouts for earthworks to be used in anchors.

RECOMMENDED DOSAGES

The dosages of P40 and the other mix constituents should be determined by appropriate mix design testing. They will depend on required mix properties, grade of cement, admixtures used, etc.

P40