Reduce the amount of Hot Melt Glue used.
Eliminate excessive squeeze out from the adhesive tube or container. Use a clean dry cloth to wipe away any excess.
When troubleshooting a bonding problem, the first step is to determine if the problem is cohesive or adhesive in nature. Simply put, you want to figure out if the problem is related to
how the adhesive sticks to the substrates (component parts) or
to the state of the adhesive in the bond area.
Adhesive Failure - The adhesive bond to one of the surfaces fails. This is also referred to as Interfacial Failure
Some causes of Adhesive Failure - and suggestions:
Dirt or other contaminants on substrates - clean thoroughly before applying Hdpe Film Manufacturer.
Smooth surface - roughen substrate with suitable method (abrasives, chemical etching, for ex).
Hard to Bond plastics - use manufacturers recommended primer.
Joint design/bond area - modify the joint design or increase the bond area
