Activatior is added to the standard resins to shorten the curing time in winter.
Standard resins require at least 8-10 hours of curing time at temperatures above 5c.
Failure to cure within this time risks following day morning dew causing a white sheen on the surface.
3% activator will half the curing time to just 4-5 hours.
The resin plus activator should be pre-mixed in a bucket using a paddel mixer before adding to the rubber crumb.
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