Fill small holes and cracks with roof cement.
Roofing cement cure time.
Curing time for concrete in standard industrial cases full strength concrete is recognized at 28 days.
The indian standard is 456 2000 recommends that curing duration of concrete must be at least seven days in case of ordinary portland cement at least ten days for concrete with mineral admixtures or blended cements are used.
At seven days you should have concrete that is cured to 70 full strength or greater.
If you re using.
Typically the roofing industry has required a 28 day curing period prior to testing the deck for dryness and suitability for roofing.
Don t thin the cement.
One of the most common methods for curing concrete is to hose it down frequently with water five to 10 times per day or as often as you can for the first seven.
Use formulas designed to.
Clean dust dirt and debris from the area to be patched.
Work it into the hole or crack with the trowel or putty knife.
Do spray new concrete with water.
How to use roof cement.
Concrete which is moist cured for 7 daysis about 50 stronger than uncured concrete.
But to answer the question of how long does concrete take to set concrete setting time is generally 24 to 48 hours.
Work in dry weather if possible.