sir, i used 43grade opc cement to my wall plastering,i have cured 20 days ,recen

sir, i used 43grade opc cement to my wall plastering,i have cured 20 days ,recently , white dots and white powder shades are appearing on walls, is it any defect by curing excess days? have any disadvantages by it ? please answer

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sir, i used 43grade opc cement to my wall plastering,i have cured 20 days ,recently , white dots and..

Answer / senthilkumar

It is called efflorescence. you might used salt water for curing. because of salt water efflorescence occurs.

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sir, i used 43grade opc cement to my wall plastering,i have cured 20 days ,recently , white dots and..

Answer / senthil473

the white appearance or layer on the concrete is called efflorescence. it is caused by saline water. you might used high ppm saline water for curing.

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