K11 Waterproof Coating System

K11 Waterproof Coating System

Model No.︰-

Brand Name︰-

Country of Origin︰China

Unit Price︰-

Minimum Order︰-

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Product Description

 

Product Overview

A dual-component cementitious coating composed of:

  • Part A: Polymer-modified emulsion (organic components)

  • Part B: Premium cement + selected fillers
    Formulated in two specialized grades:

Type Key Properties
General Purpose Rigid waterproofing with crack-bridging capability
Flexible Grade Elastomeric membrane for dynamic substrates

Technical Features

General Purpose Grade

  • Substrate versatility (concrete, masonry, plaster)

  • Negative-side water pressure resistance

  • Seamless impermeability (potable water safe - EN 1504-2)

  • Damp-surface application capability

Flexible Grade

  • 250% elongation capacity (EN 14891)

  • Accommodates structural movement ≤2mm

  • Chemical resistance (acids/alkalis, pH 3-11)

  • Thermal cycling stability (-25°C to +80°C)

Performance Specifications

Parameter General Grade Flexible Grade Standard
Adhesion ≥1.5 MPa ≥2.0 MPa EN 1542
Crack bridging 0.5mm 2.0mm EN 14891
Water impermeability 1.5 bar/168h 3.0 bar/168h EN 1928

Applications

General Purpose Grade

  • Interior wet areas: Kitchens, bathrooms, balconies

  • Water containment: Swimming pools, potable water tanks (WRAS certified)

  • Underground structures: Parking garages, tunnels, drainage systems

Flexible Grade

  • Dynamic substrates: Factory floors, expansion joints

  • Below-grade applications: Foundations, retaining walls

  • Industrial environments: Chemical plants, wastewater facilities

Application Guidelines

  1. Surface Prep: SSPC-SP 13/NACE No. 6 standard

  2. Mixing Ratio: 4:1 (Part B : Part A) by weight

  3. Curing: 72h @ >10°C & >65% RH

  4. Coverage: 1.6 kg/m²/mm thickness