Mahaproof Crystalline - 707

Mahaproof Crystalline -707 is a unique chemical treated product for the waterproofing, protection and repair of concrete. Mahaproof crystalline- 707 CONCENTRATE is the most chemically active product. When mixed with water, this light grey powder is applied as a cementitious slurry coat to abovegrade or below grade concrete. MAHASEAL CRYSTALLINE 707 prevents the penetration of water and other liquids from any direction by causing a catalytic reaction that produces a nonsoluble crystalline formation within the pores and capillary tracts of concrete and cement-based materials.

Features:

  • Resists extreme hydrostatic pressure.
  • Becomes an integral part of the substrate.
  • Can seal hairline cracks up to 0.4 mm.
  • Allows concrete to breathe.
  • Highly resistant to aggressive chemicals.
  • Non-toxic.
  • Does not require a dry surface.
  • Cannot puncture, tear or come apart at the seams.
  • No costly surface priming or levelling prior to application.
  • Does not require sealing, lapping and finishing of seams at corners, edges or between membranes.
  • Can be applied to the positive or the negative side of the concrete surface.
  • Does not require protection during backfilling or during placement of steel, wire mesh or other materials.
  • Less costly to apply than most other methods.
  • Not subject to deterioration.
  • Permanent.

 

Typical Application:

  • Reservoirs
  • Sewage and Water Treatment Plants
  • Underground Vaults
  • Secondary Containment Structures
  • Foundations
  • Tunnels and Subway Systems
  • Swimming Pools
  • Parking Structures

Properties:

Surface Preparation : Concrete surfaces to be treated must be clean and free of laitance, dirt, film, paint, coating or other foreign matter. Surfaces must also have an open capillary system to provide “tooth and suction” for the Mahaproof Crystalline – 707 treatment. If surface is too smooth (e.g. where steel forms are used) or covered with excess form oil or other foreign matter, the concrete should be lightly sandblasted, water blasted, or etched with muriatic (HCL) acid.

Consumption : 1.8 to 2.0 kg/m . It may vary and depends upon surface undulations and other detailing.

Packing : 25kg

Storage & Self Life : Store in a cool dry place under shed away from heat. Shelf life is One year in original unopened conditions.

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