ARDEX K 301 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.
- Fast setting – walkable after 2-3 hours
- Rapid hardening – can withstand light vehicular traffic after 48 hours
- Easy to mix and apply – pumpable
- Apply from 2mm to 20mm thick in a single application
- Can be used with suitable resin coatings
- Suitable for internal and external applications
Unit Size Available: 25kg
Coverage: Approximately 7.8m2 at 2mm thick per 25kg bag.
Download the latest technical datasheets and certificates here;
ARDEX K301 Technical Datasheet (TDS)
ARDEX K301 Health & Safety Datasheet (SDS)
ARDEX K301 Declaration of Performance (DOP)
ARDEX K301 Environmental Product Declaration (EPD)
Application depth
2-20mm
Working time
30 minutes
Walk on time
After 2-3 hours
Light traffic from
48 hours
Coverage
3m² at 5mm per bag
7.8m² at 2mm per bag
Bulk density of powder
approx. 1.37kg/litre
Weight of fresh mortar
approx. 1.94kg/litre
Initial Set (Vicat)
approx. 40 minutes
Final Set (Vicat)
approx. 2 hours
Compressive Strength
After 7 days 20.0 N/mm²
After 28 days 28.0 N/mm²
Tensile Bending Strength
After 28 days 6.5 N/mm²
Overcoat time for industrial coatings
Up to 5mm = 2 days
Up to 10mm = 5 days
Up to 20mm = 7 days
Embodied Carbon
(A1-A3 production stage as defined in BS EN 15804)
0.49 kg CO₂ eq/kg