Flooring & installation supplies for contractors, builders & every projectVirginia · Washington, D.C. · Maryland · 703-929-8455
Jobsite Flooring
AccountCart
ARDEX K 523 self-leveling concrete topping with aggregate surface, 50 lb bag

Product specifications

Download Jobsite Flooring spec sheet (PDF)
Brand
ARDEX
Product type
Self-leveling concrete topping
Coverage
Up to 13 sq. ft. per 50 lb bag at 3/8 in.
Thickness
3/8–2 in.
Mixing ratio
3.25 or 3.75 qt water per 50 lb bag
Flow time
10 minutes
Time to foot traffic
2–3 hours (24 hours with ARDEX E 25)
Time to polish
24 hours (48 hours with ARDEX E 25)
Compressive strength
6,200 psi at 28 days
Standards
ASTM C1708
Colors available
Gray with black and white aggregate
Packaging
50 lb bag
VOC
0
ARDEX Self-Leveling Concrete Topping · JF-11165

ARDEX Self-Leveling Concrete Topping with Aggregate Surface

Floor prep & leveling

ARDEX K 523 is a pourable, polishable self-leveling topping with black and white aggregates in the mix, so grinding exposes a speckled, aggregate-exposed finish. It resurfaces interior concrete 3/8 to 2 in. thick and can be polished in about 24 hours.

What it’s used for

  • Polished aggregate-exposed concrete floors
  • Fast-track resurfacing of interior concrete
  • Over ARDEX MC RAPID moisture control
  • Interior floors only
REGULAR PRICE$67.45 / bag

Contractors and builders get trade pricing with an account. See trade accounts

Sold individually, priced per bag.
Minimum order: 1.

Availability: Confirm before ordering

1 bag$67.45

Estimated lead time: 1–2 weeks. Delivery to Virginia, Washington, D.C., and Maryland. We’ll reach out with a quote that includes shipping after you request an order.

Delivery, cancellations & damage policy