celling repairing work in srirangam. Rvs waterproofing construction chemicals Applicators The repair for such cases is carried out as follows.Hammer test the area for loose areas and remove all loose particles of mortar, concrete, rust, etc. from the spalled surface and clean it with a wire brush. Apply two coats of polymer modified active corrosion inhibitor to the remaining steel. If additional steel is required, tie the new steel to the old steel by binding wires. Two coats of chromate paint can also be a substitute. Apply one coat of polymer bonding agent (latex based) over the entire area of steel and concrete to be treated. Apply polymer modified 1:3 cement mortar over the reinforcement and provide necessary cover. Addition of super plasticizer to reduce water and the incorporation of fibres will help to produce strong mortar. If the area is large, guniting with additive for quick setting can be used for better efficiency of the work.Cure the concrete. Apply a coat of water proofing slurry coating for protection against environment, if necessary. tiruchirapalli
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