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Waterproofing

KingProof C10®

Flexible acrylic cement modified waterproof coating.

SpecWorld has the Spec Pack, CSI specification and drawings for registered specifiers.

Bond strength ASTM D4541
≥ 1.5 MPa @ 28 days
Working time
45 min
Mixed density
1.8 ± 0.1 g/cm³

Overview

KingProof C10 is a two component polymer modified cementitious, flexible waterproof coating for internal and external applications available in many attractive colours.

Where to use

For waterproofing of water retaining structures and reservoirs.

For waterproofing of wet areas such as bathrooms and kitchens.

To provide protection for concrete substrates and masonry against carbon dioxide, chloride ions, water and de-icing salts.

Why use it

  • Waterproof, suitable for water retaining structure and basements.
  • Breathable, water vapour preamble.
  • Durable, excellent resistance to UV attack.
  • Excellent protection against carbon dioxide, chloride ions and water.
  • Non-toxic, suitable for drinking water.
  • Cost effective, quick and easy brush or spray application.
  • Suitable for internal and external applications.

Technical properties

Values @ 25°C

Mixed density1.8 ± 0.1 g/cm³
VOC< 10 g/ltr (powder)
< 20 g/ltr (liquid)
Working time45 min
Tensile strengthBS 6319, Part 7> 2.0 MPa @ 7 days
> 2.5 MPa @ 28 days
Bond strengthASTM D4541≥ 1.5 MPa @ 28 days
Flexural strengthBS 6319, Part:3> 4 MPa @ 7 days
> 5 MPa @ 28 days
Resistance to water
pressureDIN 1048
> 30 m (3 bars) positive
(2 mm thickness)
Mixing ratio5 kg liquid polymer with 15
kg powder
Minimum application
temperature
5°C
Chloride ion
resistance
3 months
6 months
Coated % Cl penetrationUncoated % Cl penetration
0.00030.018
0.00030.035

Note: These results were achieved using 2mm thickness.

The 5 kg of KingProof C10 liquid should be added to a clean container. The 15 kg powder is then added slowly to the liquid while mixing continuously with low speed mixer/ drill (400 - 600 rpm). Mixing time should be continued for 3 minutes until a uniform consistency is obtained.

How to use

Substrate preparation

The surfaces to be coated should be clean, sound, and free from any contamination. Remove any traces of curing compound, laitance, organic growth or any other loose materials. This is best obtained by using high pressure water or light grit blasting.

Honey combing, damaged or deteriorated concrete exists, the substrate should be repaired using suitable low permeability repair mortar from KINGKRETE repair systems before commencing the coating.

Priming

No primer is required, but substrates should be pre- soaked with clean water prior to application of KingProof C10.

Mixing

To ensure proper mixing, a mechanically powered mixer or drill fitted with suitable paddle should be used.

Application

KingProof C10 can be applied by brush or spray. The mixed material should be brushed well into the surface. Strike off with the brush in one direction.

Care must be taken not to spread the material too thin. When the material begins to drag, do not add any water, but dampen the surface again.

Leave the first coat overnight to cure before applying the second coat. If the first coat is left for more than one day or if it is very dry, pre-soaking with clean water is needed before applying the second coat. The second coat shall be applied by brush in a similar way to the first layer but preferably perpendicular to the previous layer to ensure good bond and coverage.

REMARKS

KingProof C10 should not be applied to frozen substrate or if ambient temperature is below 5°C or expected to fall below 5°C.

Cleaning

All tools should be cleaned immediately after finishing by clean water. Hardened materials should be cleaned mechanically.

Coverage, packaging and storage

Coverage

Approximately 11.5 - 12.5 m² per 20 kg for one coat @ 1 mm thickness, depending on the condition of the surface and method of application.

Packaging

KingProof C10 is available as 20 kg packs (5 kg polymer & 15 kg powder).

Storage

Shelf life is 1 year when stored under cover, out of direct sunlight and protected from extremes of temperature. Failure to comply with the recommended storage conditions may result in premature deterioration of the product or packaging. For specific storage advice consult KingKrete's Technical Services Department.

Health and safety

As with all chemical products, care should be taken during use and storage to avoid contact with eyes, mouth, skin and foodstuffs. Treat splashes to eyes and skin immediately. If accidentally ingested, seek medical attention. Reseal containers after use. Use in well ventilated areas and avoid inhalation.

Request the safety data sheet