SpecChem > Products > Polishable Concrete Toppings > SpecLevel PCT-AGG

SpecLevel PCT-AGG Green Conscious Product

Pre-Extended Self-Leveling Polishable Concrete Topping

SpecLevel PCT-AGG is a premium, cement-based, self-leveling, and polishable concrete topping, uniquely pre-extended with special aggregates to achieve a natural architectural concrete finish. Engineered for ease of use and versatility, it delivers a dense, hard surface that can be diamond polished in just 24 hours, drying to a light concrete gray that beautifully accepts integral colors or stains.

  • When mixed according to instructions, provides a self-leveling wear topping with a 20-minute flow time at 70°F.
  • No troweling required; self-leveling and pumpable for ease of application.
  • Ideal for achieving a smooth, durable surface ready for polishing.
  • Compatible with integral colors and concrete stains for aesthetic versatility.
  • Suitable for application in thicknesses from 3/8” to 1.5”, extendable up to 5” with additional pea gravel for deeper applications.
  • Designed for both heavy load areas and achieving optimal aggregate exposure.
Tech Sheet
Safety Sheet
Sell Sheet

Application

Application Guidelines:

  • Follow ACI recommendations for surface preparation, ensuring a clean, profiled substrate of a minimum CSP #4.
  • Prime surfaces with SpecPoxy 1000, applying a broadcast layer of dry sand to ensure a solid bond before applying SpecLevel PCT-AGG.
  • Mix with 7.0-7.5 pints of water per 50-pound bag for optimal consistency, adjusting as needed without overwatering or retempering.
  • Suitable for larger batch mixing and pump applications, ensuring a homogeneous mix.

Installation Tips:

  • Can be applied using spreader tools or pumped for larger areas, with no troweling necessary to achieve level surfaces.
  • Extended with 15 pounds of clean 3/8” pea gravel per 50 pounds of product for enhanced volume and finish options.
  • Accepts foot traffic within 2-4 hours under typical conditions, with recommendations for cleated shoes during installation.

Shelf Life

Unopened bags have a shelf life of 12 months when stored in suitable conditions, away from excessive humidity and temperature fluctuations.

Test Data

  • Achieves an initial set in 60 minutes with a final set by 100 minutes at 70°F.
  • Compressive strength ranges from 4000 psi in 1 day to 7200 psi by 28 days, demonstrating excellent durability.
  • Exhibits significant bond and flexural strength, ensuring a sturdy, lasting repair.