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Filling Process and Multi-material Adaptation Advantages of Doypack Pre-made Pouch Filling Machine

Date:Jul 30, 2026

The Rotypack Doypack pre-made pouch filling machine is the core supporting metering equipment for stand-up pouch production lines. It focuses on quantitative filling of pre-made stand-up pouches and can work in conjunction with various pouch feeding packaging main machines. It is widely used for filling production of seasoning sauces, food powders, snack granules, pet food and other materials.

         
Differentiated filling processes are configured on the Rotypack machine according to the physical properties of various food materials. The closed screw filling structure is adopted for fine powder materials to reduce dust emission during production. The piston filling structure is used for high-viscosity pastes and sauces to ensure uniform and stable discharging and avoid material adhesion and accumulation. The weighing filling structure is applied for granular materials to stabilize the filling weight of each pouch and control metering errors.


The core filling components of the Rotypack equipment adopt a quick-disassembly design for easy disassembly, assembly, daily cleaning and sanitization, preventing cross-residue of different materials. The filling speed supports stepless adjustment, suitable for low-speed precise filling scenarios as well as high-speed mass production conditions. It meets the filling production requirements of stand-up pouches of various specifications and fits into standardized production systems of food factories.