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SunGene Machinery
SunGene

Pouch packing Buying guides

Buying guides for VFFS / HFFS, premade pouch, zipper pouch, nitrogen flush. Covers common configurations (VFFS vs premade pouch; zipper/stand-up/pillow; gas flush; checkweigher; metal detector.) and the variables that drive stability (product feeding stability, dust control, bag material, seal contamination, changeover frequency.).

Frequently asked questions

What do you need to recommend a configuration?

Product, package format, fill range, target output, and destination voltage/frequency. If available, share photos or a sample pack.

Which formats and options are common for this category?

Typical options: VFFS vs premade pouch; zipper/stand-up/pillow; gas flush; checkweigher; metal detector.

What usually affects stability and output?

Main factors: product feeding stability, dust control, bag material, seal contamination, changeover frequency.

Can you run a factory acceptance test (FAT) before shipment?

Yes. We can run FAT with your product or a confirmed substitute and provide test video and results for handover.

What documents are included for installation and handover?

Typically: layout, utilities list, manuals, wiring/pneumatic diagrams, spare parts list, and FAT report if applicable.

How do we reduce risk before placing a PO?

Confirm product and package samples, run FAT, lock key specs (range, speed, footprint), and agree on change parts and acceptance criteria.

What is the difference between VFFS and HFFS?

VFFS forms bags vertically from roll film — best for powders, granules, and liquids. HFFS wraps film horizontally around solid or shaped products like bars, biscuits, and hardware.