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Teaching aids are books that are frequently read and pulled by children,Hot melt adhesive granulesIt is necessary to ‘keep the page open and the spine intact’. When purchasing, don’t just look at the unit price, make a list of performance and check each item one by one.
| project | Method |
|---|---|
| Appearance | Uniform particles, no lumps or impurities |
| Sample adhesive packaging | Take a measured page flipping and pulling book |
| document | Verify the testing report and batch number |
Sunlife hot melt adhesive’s educational auxiliary granules are supplied according to the above list, and Guangzhou Sunlife Trading can provide testing data with the batch for easy inspection upon receipt by the printing factory.
Q1: Why is cheap glue prone to peeling?
Most of them are due to poor resin quality and insufficient penetration, and they will drop off when flipping through the pages.
Q2: Who is required by the school to obtain an environmental protection certificate from?
Legitimate suppliers should be able to provide third-party testing reports.
Direct answer: Choose a fast curing grade with short opening time and high initial adhesion The biggest fear for graphic and text fast printing shops is that customers will say ‘get it in an hour’. To ensure that the bidding documents and sample books can be cut and bagged after being glued, it is necessary […]
Binding of Cultural and Creative HandbooksHot melt adhesive granulesSpecial requirements 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 […]
What do we need to inspect when replacing the adhesive particles for book and magazine packaging and making samples? Directly provide the list: When changing the glue or selecting a new supplier, a sample must be made and checked before formal productionAdhesive strength, page flipping flatness, appearance of book back, temperature resistance, opening time, odor, […]
Answer directly The surface of laminated business cards is dense and has low polarity, making it easy to “fake stick” when directly glued. The key is to choose the right adhesive type, treat the surface well, control the temperature and pressure, in order to stick firmly. Operating Steps Choose adhesive:Used for adhesive film and PVCHot […]
