The technical term for cyanoacrylate frosting or blooming is chlorosis. It refers to when excess cyanoacrylate monomers vaporize or become airborne, reacting with moisture in the air.
Epoxy crystallization can occur in foods, minerals, and epoxy resins or curing agents. Recognizing the phenomenon can help you ensure your material is properly prepared before attempting a cure.
Tacusil® epoxy systems are typically in a two-component format containing a resin and a hardener. The resin can be a thin liquid or can be highly viscous. The high viscosity resins contain fillers, which can settle to the bottom of the container. A resin that has settled out will need to be mixed to a homogeneous consistency prior to introducing the hardener.
An important element of any dispensing application is choosing an appropriate static mixer. Below is an informative article to help explain the applications, physical aspects, testing, experimentation, and more surrounding two-component adhesive application.