hot melt glue sticks have a rod-like, granular, massive. Anti-aging products, curing ... , high efficiency, non-toxic etc technical indicators of hot melt glue stickNo.ColorViscosity /mpa.sSoftening point / cproperties and usestk-1White / ... , toys tk-3 White / translucent 8000 82Medium-speed, low-viscosity / hair products for general, plastic flowers, carton packagingtk-4 Yellow / translucent ...