Adhesive Application: Glue is applied to the flute tips (peaks on the fluted structure) of the corrugated medium. Liner Attachment: The first liner is pressed onto the adhesive, creating a single-face web. The DV-01 is a basic time pressure valve that is simple to use and set up The DV-03HPA is a compact, air-actuated balanced spool valve with stainless steel construction The DV-05A is an adjustable, air-actuated diaphragm poppet valve with high chemical resistance The DV-07 is a normally closed. In this complete guide, we'll investigate the common issues in adhesive application that can throw a wrench in your packaging line – complete with actionable troubleshooting advice. When glue is applied unevenly — either too much or too little in certain areas — it causes a chain reaction of quality problems: weak bonding, moisture imbalance, longer drying times, warping, and poor printing surfaces. During the high-speed process of carton forming and sealing, both corrugated cardboard and hot melt adhesives are exposed to conditions like friction and dry.
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