deltafil stamp

specialist in
premium bag closing
sewing threads


bag closing sewing thread for the packaging industry


Deltafil is a leading, international thread manufacturer of food-grade bag closing sewing thread for the packaging industry. We have our own factory in Indonesia, and a warehouse and sales office in Europe (the Netherlands), which enables us to deliver a variety of different qualities and colours quickly and efficiently worldwide. Available direct from stock. You’ll be able to find the right bag closing sewing thread for every sewing machine.

why Deltafil?

Food approved
international market leader
competitive prices
certified quality
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worldwide delivery
personal service

worldwide delivery, personal service

As sewing thread supplier, Deltafil stands for quality and flexibility, enabling your machines to run 24/7 without any problems. We go the extra mile when it comes to providing a service. Starting with personal advice. We take all the time necessary for your questions and recommend the right sewing threads for your sewing machines. We like to think along with the client when it comes to specific applications, desired specifications & quantities. We produce our certified sewing threads in Indonesia and we have a modern warehouse and sales office in Europe. This way we can always deliver quickly and efficiently worldwide. Curious about our personal approach? Get in touch with us!

leading in certified bag closing sewing threads

When it comes to food safety, you don’t take any chances. Neither do we. The same applies to the continuity of your production process. That is why we produce our bag closing sewing thread using a high-end European machinery and well-trained employees. We also continuously monitor each step of the production process and ensure that our threads are traceable. This means they meet the strict European and American requirements in the field of quality and food safety.


UV Resistance

EC 1935/2004

food approval

9001 - 14001

quality control

Our bag closing sewing threads are suitable for bag sewing machines made by all renowned manufacturers and suppliers, including:

union special

our premium bag closing sewing threads, guaranteed quality

The continuity of your production process is paramount. Our premium bag closing sewing threads ensure a hassle-free machine sealing of all types of (net) bags: paper, jute, polypropylene, cotton, etc. Our bag closing sewing threads are consistently oiled from the first to the last millimetre, at any desired percentage. They offer a high breaking force. They are suitable for high-speed machines. Dust-free. Knotless. Food grade & UV-resistant. That’s what we mean by premium.

how can we help?

Do you have any questions about our bag closing sewing threads? Are they suitable for your sewing machines? Curious about the delivery time? We will gladly talk to you and answer any questions you may have.