High Viscosity Hot Melt Adhesive For Book Binding 

                                              How to choose hot melt adhesive for book binding？ 1. The color requirements of hot melt adhesives must be different. If the object being tracked has no special color requirements, it is recommended to use yellow hot melt glue. In general, yellow binding agent are stickier than white ones. 2. Substrate surface treatment. The surface treatment of hot melt adhesive is not as difficult as other adhesives, but the dust and oil stains on the surface of the object must also be properly treated, so that the hot melt adhesive can better play the bonding role. 3. Operation time. Fast performance is one of the main characteristics of hot melt adhesive. The working time of hot melt adhesive for book is usually about 15 seconds. With the wide application of modern production mode - assembly line, the working time…