The difference between epoxy resin glue and epoxy AB glue

Have you ever been confused about the difference between "epoxy resin adhesive" and "epoxy AB adhesive"? They are both called "epoxy," so why can some be used directly while others require mixing A and B adhesives? This issue will break down the core differences between the two, from ingredients and performance to application scenarios, so you can understand how to choose and use them once and for all!