Reliable, attractive and convenient packaging
We offer a broad range of industrial bags optimised for high-speed filling lines and suitable for food contact. Our bags provide easy handling and ensure protection of the goods inside.
Read more about our Fibre Packaging / Converting business.
Open mouth bags are made of high quality materials, closed on one side by sewing or glueing, offering reliable hygienic closure techniques.
Pasted Valve Bags are closed bags made of high quality materials, designed for high-speed filling through a valve on spout packers; flexible closure options.
Pinch Bottom bags are best suitable for medium and big content, available with/without gusset and a variety of barrier and closing options.
Self-Standing open mouth bags available in a multitude of combinations of materials, features and closing methods.
Natro Tech S.r.l. offers 90 years of experience in manufacturing industrial bag filling machinery.
Our specialised plant in San Pietro in Gu produces paper-based consumer bags and reels.
Pasted valve bag with a water-repellent outer ply for high-speed filling of moisture sensitive goods.
Pasted valve bag with a water-repellent surface of the outer ply to keep high tensile strength in a wet environment.
Open mouth bag with hot melt coating for sift-proof pinch closure, ideal for packaging goods under strict hygiene standards.
Pasted valve bag made of one ply of high-performance paper for high speed filling of powdered goods.
Open mouth bag, equipped with a PE-inliner as a moisture barrier for hygienic packaging.
MailerBAG belongs to the category of paper mailers for the courier express packaging and shipping industry.
Open mouth bag with heat sealed inner polyethylene bag for packaging dry dairy and related food products.
Open mouth bag with a Film/Paper outer ply, providing a viable alternative to woven bags. Increased overall strength of the bag.
Pasted valve bags with a unique de-aeration system for high-speed filling of moisture-sensitive powders and building materials.
Pasted valve bag with funnel formed effusion opening for precise dosing, optimal protection and reclosing.
A compact pasted valve bag for shelf-sized packaging: a great solution for small needs!
Our biodegradable pasted valve bag, OK Compost certified; for sustainable waste management of industrial bags.
Pasted valve or open mouth bag with a transparent window to make the bag’s content visible.
Pasted valve bag with a unique flap construction for additional printing space.
Multi-layer paper based bags, suitable for packaging bulky goods/ heavy duty. Flexible, cost efficient, ecological.
Reliable, fast and strong valve sealing based on a new thermo-media technology. OK Compost certified.
Fast, safe and clean opening for any type of bag through an integrated tear open strip at the bottom of the bag.
Developed to filling granular or powdery products at high speed into valve bags.
Developed for filling very fine powdery products (<3 mm) at high speed into valve bags.
Bags can be placed onto the filling spout conveniently through an automatic bag applicator.
Offering in-line sealing systems and on-board sealing systems
Various types of weighing systems for optimized productivity, providing various types of statistics.
They provide automatic means for stacking products onto a standardised pallet for optimal usage of transport and storage room.
Meeting the need of high output production.
Great flexibility to satisfy all requirements.
Ideal for medium and low production output.
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