So, what is PUR glue? Well, it's a hot melt glue, yes, but what makes it different? 

Seeing stripes show through your glued box wraps?  Well, that certainly won't make for a clean finished product. Chances are if you're reading this post, you've experienced glue bleeding through your substrates. 

"The spirits industry can raise a glass to yet another strong year. The volume of spirits sold at retail locations rose 2.4% in 2016. Alcohol suppliers said sales rose an even faster 4.5% last year [2017] to $25.2 billion in the United States" (Fortune).

Our animal glues (protein glue, hide glue) have used in the rigid box making industry for nearly a century. 

The reversibility property of hide glue for wood applications provides an advantage over other types of glue.