ARDEX X80S - Flexible, fast-setting adhesive, water and frost resistant

Fast and flexible thin and medium layer adhesive with great resistance to water and frost. Deformable and waterproof. Very high resistance to traction, compression and flexotraction. Complies with EN 12004 C2 TE S1. Trafficable 90 minutes after application

Field of application:

Indoor and outdoor use. On walls and floors.

Fast setting thin and medium layer adhesive with long working time and variable consistency adjustment for application on walls or floors. ARDEX MICROTEC fibre-reinforced technology gives it high reliability for installation in real construction site conditions.

Installation of:

• Ceramic, stoneware and porcelain tiles
• Glass and porcelain mosaics
• Cement concrete tiles
• Natural stone that is not sensitive to moisture
• Structural panels, e.g. plasterboard*
• Insulation boards made of rigid foam and mineral fibres*
• Insulation boards made of rigid foam with mortar coating on both sides, such as wedi ®
• ARDEX Flexbone® decoupling film
• Sound insulation boards

On substrates made of:

• Concrete or masonry (at least 3 months old)
• Aerated concrete
• Mortar plasters (groups II, III and IV)
• Gypsum boards, gypsum fibre boards and other construction boards**
• Cement-sand screeds (with or without underfloor heating) Anhydrite screeds**, drywall screeds**
• Old ceramic coverings**
• Old wooden floors**
• Installation on ARDEX film Flexbone®**
• Metal, glass, cladding, paint**
• Other suitable substrates**

Especially suitable for the installation of large-format tiles in:

• Bathrooms and showers
• Swimming pools and permanently wet areas
• Balconies and terraces

*see Instructions for Use

**see also Substrate Preparation

Product description:

Composite powder based on cements, special additives, MICROTEC ® fibres and flexible synthetic materials. When mixed with water, a soft, pasty adhesive mortar with great stability is obtained.

Technical data:

• Mixing ratio: Approx. 5.1 – 5.7 litres of water : 15 kg of powder
• Density: 1.2 kg/l
• Density of the fresh mortar: 1.6 kg/l
• Yield on smooth substrates:
  • Approx. 1.5-1.8 kg/m2/mm with 6x6x6 notched trowel
  • Approx. 2.0-2.2 kg/m² with 8x8x8 notched trowel
  • Approx. 2.5-2.7 kg/m² with 10x10x10 notched trowel
  • Approx. 3.8-4.2 kg/m² with 2x10x15 notched trowel
• Workability (20°C): Approx. 30 – 45 minutes.
• Laying time (20°C): (open time): Approx. 30 min. (measured with fresh mortar)
• Setting time (20ºC): Approx. 15 minutes.
• Trafficability (20ºC): After 90 minutes, grouting can be done.
• Grouting of walls: After approx. 60 minutes.
• Tensile strength:
  • For stoneware tiles, after 28 days.
  • Dry and wet: approx. 1.0 -2.0 N/mm²
  • In heat: approx. 1.0 -2.0 N /mm²
  • In freeze-thaw cycles: approx. 1.0 -2.0 N/mm²
• Suitable for underfloor heating: Yes.
• Packaging: 15 kg bags.
• Storage: Approx. 12 months in dry places and in its original sealed packaging.