XTJ-380B fully automatic high-speed letter sealing glue machine is a new generation of high-speed Chinese and Western style envelope pre coating glue machine, suitable for Western diamond seals, dovetail seals, first day seals, and Chinese style envelope coating glue; Processing specifications: Western style No.7 seal, Chinese style No.9 seal. It adopts air suction bottom feeding, which can continue paper without stopping the machine, and stable and reliable air blowing separation of paper; Rotating automatic rolling of glue to ensure even glue volume; Air suction drum stacked paper collection, high-speed and stable; Multi speed temperature control, halogen lamp drying to keep the paper flat and dry.