Knowledge

hot glue for bookbinding

Bookbinding for books and periodicals

Food, beverages, instant noodles, cigarettes, beer, medicine and other packaging boxes, most of the use of hot melt adhesive through the box machine to complete. Books and periodicals binding industry has now abolished the old lines, nailed, and hot-melt adhesive technology, not only to improve the quality of the binding, but more important is to greatly speed up the binding.

Speed, the technical indexes of hot melt adhesive for this purpose are as follows:

Packaging print books

White granulated pale yellow appearance

Melting point (centigrade) 70-84 65-78

Viscosity 2500-3500 5500-6500

Hardness 78-82 65-75

Curing rate 3-5 0-20

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