Hot melt glue for book binding Paper weight: 60-120gram HM8030 120-157gram HM8030W ï¼?157 gram HM 8216 It's designed for use in bookbinding side gluing for meidum to high speed perfect binding line or standalone rotary binder, it is formulated with good adhesion and thermal stability, long open time and good flow property, light clear yellowish abd is suitable for bonding printed, varnished or BOPP laminated paper.