How to use Surface treatment: Clean the surface of the object to be bonded or coated, remove dust, oil, etc. Gluing: Apply the sealant evenly to the area that needs to be sealed or bonded, and control the thickness and shape of the glue layer. Curing: After gluing, let the sealant cure, initial curing for 5-8 hours, and complete curing for 24 hours.
eBay