Supreme Silicone Kitchen & Bath Sealant
GE · silicone
Full cure (70°F / 50% RH)
24h
Min application temp
-31°F
Max application temp
100°F
Open time
10 min
Dry to touch
30 min
Estimate Cure Time
Common use-case guides
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 bead is deep or the surface may skin over before the interior cures.
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Quick answers
How long does Supreme Silicone Kitchen & Bath Sealant take to cure?
Supreme Silicone Kitchen & Bath Sealant fully cures in 24 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 Supreme Silicone Kitchen & Bath Sealant?
The minimum application temperature for Supreme Silicone Kitchen & Bath Sealant is -31°F (-35°C). Applying below this threshold can prevent proper curing and cause the bond or seal to fail.
How long does Supreme Silicone Kitchen & Bath Sealant 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 Supreme Silicone Kitchen & Bath Sealant cure time?
Yes. Supreme Silicone Kitchen & Bath Sealant has an optimal humidity range of 30-65% RH. Below 30% RH curing will stall. Above 70% RH the surface may skin over while the interior remains uncured, producing a weak bond.
What is the open time for Supreme Silicone Kitchen & Bath Sealant?
Supreme Silicone Kitchen & Bath Sealant 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.