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Handbooks usually use thin paper (60-80g/m ²) and a hard shell cover structure. The inner pages need to be laid flat at 180 ° without falling off, and the requirements for the flexibility and bonding strength of the adhesive layer are both high. Unlike ordinary books and magazines, hand books have a very high frequency of flipping and are often repeatedly folded. If the glue layer is too hard, the spine of the book is easily broken; If it is too soft, the inner page will fall off.
| Comparison item | EVA hot melt adhesive granules | APAO hot melt adhesive granules |
|---|---|---|
| flexibility | Medium, slightly hard at low temperatures | Excellent, resistant to bending and repeated flipping |
| Opening hours | 1-3 seconds (fast fix type) | 3-6 seconds (suitable for manual operation) |
| Initial Tack | High, adhesive will stick when applied | Medium, requiring slightly longer compression |
| Low temperature resistance | -Brittle below 10 ° C | -Still soft at 20 ° C |
| Price | Economy | Slightly higher (about+15%) |
Recommended EVA fast curing type for machine glue assembly line – fast gluing speed and compact rhythm; Manual or semi-automatic binding is recommended by APAO – it has a long opening time and high fault tolerance, especially suitable for small batch cultural and creative studios. Both types of Sunlife hot melt adhesive substrates have corresponding models, and Guangzhou Sunlife Trading can recommend free selection solutions based on your binding method.
By focusing on six things, book and magazine printing factories can control costs and ensure stable supply through centralized procurement of hot melt adhesive granules: clarifying annual usage, locking technical parameters, supplying in batches at locked prices, setting safety stock, establishing acceptance standards, and building alternative suppliers. The following list can be directly used as […]
Directly provide the list: automatic sealing line selectionHot melt adhesive granulesCheck these 7 items The automatic line has a fast pace and continuous operation, requiring much higher stability of the glue than manual operation. Confirm the following 7 items one by one, which can reduce three types of high-frequency faults: gun blockage, wire drawing, and […]
Direct answer: In most cases, local ventilation is required. Whether to install treatment equipment depends on the emission level and local requirements Hot melt adhesive granulesBelonging to solvent-free adhesives, VOC emissions at normal construction temperatures are much lower than solvent based adhesives, and large-scale treatment facilities such as RTO and activated carbon adsorption are usually […]
As of April 29, 2024, domestic listed companies have successively released their annual performance reports for 2023. Adhesive Information has specifically compiled and summarized the operating performance data of listed companies in the adhesive industry for 2023. And based on revenue scale as the core indicator, the following “Top 10 Adhesive Listed Companies in China […]
