ماكينة تعبئة أكياس الزيت الغذائي

FFS (Form-Fill-Seal) machines produce pouches directly from a roll of flat plastic film — forming, filling, and sealing in one inline process. Pre-made pouch filling machines receive pre-formed empty pouches from a supplier, open them, fill, and seal. FFS machines have lower per-unit packaging material cost (film roll stock is cheaper than pre-formed pouches) and eliminate supplier dependency for empty pouches. However, FFS machines require more technical expertise for film roll threading and forming mandrel adjustment. Pre-made pouch machines are simpler to operate and better for very short runs or specialty pouch formats. For continuous edible oil production at 1,000+ pouches/hr, FFS machines offer lower operating cost.

For edible oil, the standard pouch material is a multilayer laminate film comprising: (1) outer layer — BOPP or PET for print surface and structural rigidity; (2) middle layer — aluminum foil or EVOH for oxygen barrier (critical for oil shelf life); (3) inner layer — LLDPE or CPP for heat-sealing and food contact. The barrier layer is essential — oils oxidize rapidly when exposed to oxygen, causing rancidity. Standard film thickness for oil pouches is 80–120 microns. For stand-up pouches with a spout, an additional PE spout component is heat-welded to the film before filling. All materials must comply with food contact material regulations (EU 10/2011 or FDA 21 CFR).

Net-weight filling accuracy of ±0.3% is standard for HEMU FFS pouch filling machines. For a 1L (approximately 920g) edible oil pouch, ±0.3% equals ±2.8g. This meets or exceeds packaging net quantity requirements in all major markets. The filling system uses a load cell under the filling station with real-time weight feedback — the fill valve closes when the target weight is reached. The system compensates for oil temperature variation (which affects density and flow rate) and automatically adjusts fill time to maintain ±0.3% accuracy across the production run.

Edible oil pouch packaging is most widely used in: (1) West Africa — Nigeria, Ghana, Côte d'Ivoire: 100ml–500ml sachets for street vendors and low-income consumers; (2) South Asia — India, Bangladesh, Pakistan: 200ml–1L pouches for household use, replacing loose oil sold in open containers; (3) Middle East — Iraq, Yemen, Sudan: 1L–5L stand-up pouches as a lower-cost alternative to rigid bottles; (4) Southeast Asia — Indonesia, Philippines: 250ml–1L pouches for cooking oil and coconut oil. The growth driver across these markets is the shift from bulk/loose oil to branded packaged oil as consumer incomes rise and food safety awareness increases.