K 520 Topping 50 lb Bag

Key Features

• A blend of Portland cement and other hydraulic cements
• Resurface indoor concrete and certain non-porous surfaces
• Walk on in 2 – 3 hours, seal in as little as 24 hours
• Polish in as little as 24 hours
• Use for interior floors only

Installation

Mixing Ratio: 5 quarts of water per 50 lb. bag

Coverage:

25 sq. ft. per bag at 1/4”
16.7 sq. ft. per bag at 3/8″
12.5 sq. ft. per bag at 1/2”

Performance

Flow time: 10 minutes
Compressive strength (ASTM C109/mod – air cure only): 6,000 psi at 28 days
Flexural strength (ASTM C348): 1,200 psi at 28 days
Walkable: 2 – 3 hours
Min. Cure Time prior to coating: Waterborne: 24 hours