420S VFFS Packing Machine with 4-Head Linear Weigher
The 420S combines a 420 mm VFFS bag former with a 4-head linear weigher, a lower-cost way to weigh free-flowing granules such as sugar, salt, rice, beans, seeds and washing powder. It packs 50–1000 g per bag at 5–50 bags a minute.
Sample test video before order · Standard machines ship in about 10 days · FOB / CIF Guangzhou · T/T, L/C
420S specifications
| Model | 420S |
| Weigher | 4-head linear weigher |
| Measuring range | 50–1000 g |
| Packing speed | 5–50 bags/min |
| Bag type | Pillow / back-seal |
| Warranty | 1 year |
Specifications from our 2026 catalogue. Speed and accuracy depend on your product and packaging material; we confirm them with your sample.
Features
- Linear weigher doses by weight, not by volume
- Fewer heads and a simpler line than a multihead weigher
- Suits free-flowing granules
- Platform and feeding elevator supplied with the line
Complete system
- Feeding elevator
- 4-head linear weigher
- Working platform
- VFFS bag former
- Output conveyor
Supporting equipment on this line
What it packs
- Sugar and salt
- Rice, beans and grains
- Washing powder granules
- Seeds
Options
- Date printer
- Gusset device
- Check weigher
To quote the 420S, send us
- Your product name and a photo (and whether it flows freely)
- Fill weight or volume per pack and the tolerance you need
- Package type and size — a photo of a pack you like helps
- Target speed or daily output, and the voltage at your factory
420S Linear Weigher VFFS — FAQ
When should I choose a linear weigher instead of a multihead weigher?
A linear weigher suits free-flowing granules at moderate speed and costs less; for sticky snacks or higher speed a multihead weigher is the better choice.
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We usually reply within one working day by email or WhatsApp, with configuration, layout and itemised price.
- Emailmia@hongyipack.com
- WhatsApp+86 137 0274 8908