Polyurethane reactive glue, or PUR, is a synthetic material used frequently in volume manufacturing and home repair. First invented in the 1930s, polyurethane hot melt was used as a less expensive alternative to rubber but has since been refined and has expanded to be one of the most popular adhesives in manufacturing. So why is PUR adhesive so appealing, and what are the best practices for using PUR hot melt in your production?

 Animal glue, also known as hide glue, bone glue, or protein glue, has been in use for as long as humans have been trying to stick things together. Throughout ancient times and into the modern age, animal glue is still the go-to choice for many professional craftsman, designers, and manufacturers. Despite its long history, many misconceptions persist about the production and use of animal glue.

If you make rigid boxes, chances are you're pretty familiar with protein glue (animal glue). Have you ever run into a situation where the glue film becomes brittle and shatters? Today we dive into why this happens.

If you are a manufacturer of bird seed molds, we have the glue for you!