Doypack Form-Fill-Seal machine designed for filling and sealing Doypack pouches with a zip lock, suitable for dry and sticky granular products.

DESCRIPTION

The automatic linear Doypack FFS machine LDFF-ZW efficiently forms, fills, and seals Doypack pouches with a zip-lock closure, ensuring secure and reclosable packaging. Designed for granular and free-flowing products, it handles various applications, including coffee, sugar, salt, dried fruits, nuts, seeds, snacks, grains, and pet food, offering versatility across different industries.

This machine produces Doypacks with a zip-lock, providing flexibility for different packaging needs. A high-precision multi-head weigh filler ensures accurate dosing, optimising product weight consistency. Depending on product characteristics, the filling system can feature dimpled surfaces, Teflon-coated weigh buckets, or screw-fed multi-head weighers, ensuring smooth product flow and preventing sticking or residue build-up.

Built for hygienic and efficient operation, the machine features a stainless steel frame and protective acrylic guards with integrated safety sensors. It processes roll-fed laminated film, sealing the zip-lock profile to the inner pouch surface before forming the pouch by sealing the shaped flat bottom first, followed by the vertical seams. A cutting and separation unit transfers pouches to the filling station. Once filled, the machine seals the top seam, ensuring a leak-proof and tamper-evident package, before transferring the finished product onto the outfeed conveyor for downstream handling.

Additional features include gas flushing for extended product freshness and quick format changeovers, allowing operators to switch between different pouch sizes and styles with minimal downtime.

TECHNICAL SPECIFICATIONS

Packaging type Doypack with a zip lock
Product to be packed Dry granular products
Modification LDFF-ZW Simplex | LDFF-ZW Simplex L | LDFF-ZW Simplex XL | LDFF-ZW Duplex
Filling volume 30-300 ml | 50-1,200 ml | 100-2,000 ml | 50-800 ml
Speed*, max. 3,500 pouches/hour | 3,500 pouches/hour | 3,000 pouches/hour | 6,500 pouches/hour
Pouch size, min. 60*90 mm | 90*110 mm | 100*120 mm | 90*110 mm
Pouch size, max. 140*200 mm | 180*260 mm | 240*350 mm | 140*260 mm
Product-contact parts material Stainless steel AISI 304
Electricals 380 V, 50 Hz
Power 8 kW | 8.5 kW | 10 kW | 12 kW
Weight, max. 1,800 kg | 2,300 kg | 2,800 kg | 4,100 kg

*The speed depends on the filling volume, product characteristics, packaging material quality, and package dimensions.

OPTIONAL EQUIPMENT

  • Inkjet printer for date coding
  • V-notch for easy opening
  • Euro slot or round hole for display hanging
  • Nitrogen gas flushing system for pouches
  • Automatic bucket feeder
  • Product-contact parts made from stainless steel SS 316L
  • Standalone dust extraction system
  • Multiple multihead weigher options based on product specifications
  • Pouches with rounded corners
  • UV lamp for film sterilisation
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