The machine is mainly used for pasting glue on the tongue of various envelops. It adopts the air-suction bottom feeding system ensuring the automatic feeding of non-stop operation of the equipment with stable and reliable air separator; Provided with the folder for the air-suction roller for the stable production in a high-speed state; Rotary sizing unit ensuring the uniform glue spread and any forms of glue lines; The automatic heating and drying unit can adjust the temperature freely, which is stable and reliable, ensuring the redrying effect and flatness of the paper. TECHNICAL PARAMETER: Working speed: 5000-15000p/h Applicable paper size100*100-390*490mm Applicable sheet gram: 70-130g Motor power: 1.5kw Total machine power: 7.5kw Wacuum pump power: 0.23kw Machine weight: 1200kg Machine dimension: 3200*880*1150