Quick-Setting Cement
Quikrete
Full cure (70°F / 50% RH)
672h
Min application temp
40°F
Max application temp
90°F
Open time
10 min
Dry to touch
30 min
Estimate Cure Time
When this estimate may be unsafe
- - The joint, bead, pour, or repair is thicker than the product data sheet assumes.
- - The substrate is colder than the surrounding air, wet, oily, dusty, painted, or otherwise poorly prepared.
- - The repair will carry weight, resist water pressure, or be safety-critical before full cure.
- - The work is structural or load-bearing; use code guidance, manufacturer support, and strength testing instead of a calculator estimate.
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Quick answers
How long does Quick-Setting Cement take to cure?
Quick-Setting Cement fully cures in 672 hours at standard laboratory conditions, usually 70°F / 21°C and 50% relative humidity. At colder temperatures or difficult humidity, cure time can increase significantly.
What is the minimum temperature to use Quick-Setting Cement?
The minimum application temperature for Quick-Setting Cement is 40°F (4°C). Applying below this threshold can prevent proper curing and cause the bond or seal to fail.
How long does Quick-Setting Cement take to cure in cold weather?
Cold temperatures significantly extend cure time. As a rule of thumb, every 18°F (10°C) below 70°F can roughly double cure time. Enter your actual temperature in the calculator for a product-specific estimate.
Does humidity affect Quick-Setting Cement cure time?
Critical, but in the opposite way to most adhesives. Quick-Setting Cement requires water for the hydration reaction. Letting the surface dry out before early curing completes causes premature strength loss. Keep the surface damp and protected from drying conditions.
What is the open time for Quick-Setting Cement?
Quick-Setting Cement has a working open time of 10 minutes at standard conditions. At higher temperatures open time may shorten; at lower temperatures cure may slow after assembly.