25kg valve bag Back-Seal packaging machine _What is the working principle 

We provide automatic large-scale packaging machines, factory-supplied packaging machines, manipulator ton bag packaging machines, building materials mortar packaging machines, functional additive packaging machines, and other complete sets of packaging equipment, which are widely used in daily chemical, food, pharmaceutical and other fields. We focus on customer needs, continuously improve production processes and technologies, and provide customers with efficient, stable and reliable products and services.

●: Pneumatic valve port (optional)

●: Ultrasonic (sealing) valve port (optional)

●: impeller type/air floatation type (optional)

●: Spiral valve (optional)

●: screw opening (optional)

●: Gravity valve port (optional)

●: Gravity opening (optional)

●: Belt type opening (optional)

●: Big bag (optional)

(Different materials will use different types of packaging machines, what is the difference between them, please contact our sales staff, thank you!)

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