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The amount of glue applied to the rotary glue binding line is not necessarily better, but rather to create a uniform and permeable adhesive layer on the spine of the book. We followed up on a weekly report requesting online renovation, which reduced the page drop rate by adjusting the amount of glue and temperature.
A certain printing factory’s weekly report requested high-speed operation of the printing line, which resulted in excessive glue loading, excessive glue overflow, slow cooling, and uneven book backs. Guangzhou Sunlife’s commercial technicians arrived on site and switched to Sunlife with better liquidityhot melt adhesiveHot melt adhesive granulesAnd lower the pressure of the glue roller.
The page drop rate has decreased from about 3% to within 0.5%, while the binding speed has increased and the cost of consumables has decreased.
Q: How to measure the amount of glue applied?Calculate the difference between the blank book block and the adhesive pack, and convert it to the amount used per book.
Q: Do different types of paper need to have varying amounts of glue applied?Yes, add an appropriate amount of paper with strong adhesive absorption.
Guangzhou Sunlife wishes everyone a happy National Day! The National Day of 2022 is approaching. According to the regulations of national legal holidays and in light of the actual situation of the company, the National Day holiday arrangement of Guangzhou Sunlife is as follows: Company: National Day holiday period: October 1st, 2022 – October 7th, […]
Conclusion first:EVA resin increases by 1000 yuan/ton, universal typeHot melt adhesive pelletsThe cost has increased by approximately 400-550 yuan/tonBecause EVA usually accounts for 40-55% in the formula. But the transmission to the terminal quotation often lags behind by one to two months, and the price increase of different models is not consistent – this is […]
Case Background A printing factory that produces daily chemical bottle stickers, usingHot melt adhesive granulesStick the self-adhesive label paper to the side seal of the paper box. After one week of storage, it was found that 3% of the labels had curled edges and fallen off. At first, they thought it was due to insufficient […]
Are friends who work in printing, binding, and brochure production always troubled by these problems: opening the glue when flipping pages on copperplate paper books, yellowing of the glue layer and low texture, and equipment for drawing and sticking glue during high-speed production? In fact, 90% of the problems lie in the selection of hot […]
