This 25KG Ardex K301 External Concrete Resurfacing is ideal for resurfacing exterior concrete areas including driveways, garage floors, walkways, paths, patios and other concrete wearing surfaces exposed to normal foot and rubber wheeled traffic. It is also suitable for permanently wet areas and may be used around swimming pools where it can be tiled onto directly.

Key Features

• Easy to mix and apply – pumpable
• Can be used with suitable resin coatings
• Suitable for internal and external applications
• Apply from 2mm to 20mm thick in a single application
• Rapid hardening – can withstand light vehicular traffic after 48 hours

Technical Information

• Working time: 30 minutes
• Application depth: 2-20mm
• Light traffic: From 48 hours
• Walk on time: After 2-3 hours
• Final Set (Vicat): approx. 2 hours
• Initial Set (Vicat): approx. 40 minutes
• Weight of fresh mortar: approx. 1.94kg/litre
• Bulk density of powder: approx. 1.37kg/litre
• Coverage: Approximately 7.8m2 at 2mm thick per 25kg bag.
• Coverage: 3m² at 5mm per bag OR 7.8m² at 2mm per bag
• Compressive Strength: 20.0 N/mm² after 7 days OR 28.0 N/mm² after 28 days
• Tensile Bending Strength: 6.5 N/mm² after 28 days
• Overcoat time for industrial coatings: Up to 5mm = 2 days / Up to 10mm = 5 days / Up to 20mm = 7 days

Warranties and Compliances

• Meets the criteria of EPD-FEI-20160042-IBG1-EN for “modified mineral mortars group 2"