Puzzle makers worldwide have seen an unexpected increase in sales. Putting puzzles together is a pastime many people enjoy, and puzzles have been flying off the shelves as people look for ways to stay active inside while social distancing.

Working with adhesives can be notoriously tricky. When we get calls about why a customer’s glue isn’t working, it could stem from various factors. If you believe your protein glue application isn’t running as optimally as it should be and want a second option, here are some of the questions a glue expert is likely to ask when troubleshooting your adhesive application. 

Winter weather is on the way. The change in the seasons can mean a difference in your production if you’re using protein or liquid dextrin and starch glues. Since these glues are eco-friendly, temperature and humidity can affect them, and operators need to be conscious of how these variables can change your application settings.

As many manufacturers know, using protein glue in production is a bit of a balancing act. Apply adhesives require operators to consider several variables to ensure it has the proper adhesion. When using natural protein glue, you mainly have to think about three aspects: temperature, viscosity, and the amount of adhesive applied.