This "PE heavy packaging bag sealing machine" was independently developed by Junlan Company with its profound technical accumulation and innovative ability. It is a professional sealing equipment carefully developed by the company based on years of in-depth study and accurate grasp of the unique physical and chemical characteristics of PE particles. The operation flow of the equipment is extremely simple, and novices can get started quickly; The sealing effect is firm and reliable, which can effectively guarantee the sealing performance of the package; The production efficiency far exceeds that of similar products, which can significantly improve the production capacity; Moreover, the equipment has excellent quality and long service life, which can save a lot of equipment replacement and maintenance costs for enterprises. This sealing machine is especially suitable for sealing thick PE heavy packaging bags and composite bags, and provides a high-quality and efficient solution for related production scenes.