Bag closing machines

You want to close bags reliably and quickly?

We are sure to offer you the right selection for your application. It doesn’t matter whether you want to close small bags with 0.5kg or 50kg bags. Depending on the level of automation and bag material, we can offer you the right machine with the right accessories. Our colleagues will be happy to advise you on this.

The world’s fastest bag closing machine, which reliably maintains high speeds in continuous operation. Thanks to completely enclosed housing and internal oil pressure lubrication, consumption of wear parts is reduced compared to open or semi-enclosed models.

This machine class should be your first choice if you have to handle bags of at least 5 kg at conveyor belt speeds of 17 to 33m/min.

Generally, we also recommend this class for closing bags of bulk materials such as sugar, fertilizers, and materials that become challenging for mechanical operations due to buildup or corrosion.

This is economy variant of BC200 class, which of course can benefit from many advantages of the high-end sewing head.

Due to the closed oil system, the machine is best suited for closing bags with food. Since all parts of the drive system are inside the housing, the wear of these parts is very low, which guarantees high durability.

Very robust and simple bag closing machine. Depending on the equipment also suitable for automation.

It can be used to close large bags. Thereby you can close bags simply only or also at the bag upper edge folded over.

A class that speaks for itself with a history of over 50 years. Based on customer requests and feedback, this machine was and is constantly being developed. This hand bag closing machine is an all-round talent and known for its durability. It is primarily used for bag closing, but its equipment variants mean that it can be used for a wide range of purposes.

The 4000A and 4500A are our entry-level models for users with small quantities. This machine is therefore well suited for closing simple bags where a double chain stitch is not necessary.

The small bag closing unit (KBVA), which leaves nothing to be desired. With it, you close up to 500 bags per hour and have the choice of having the top edge folded over or not. The system is ideal for mills that sell 0.5 – 5 kg bags.


The Union Special GmbH complete systems are produced according to customer requirements. Therefore, please do not hesitate to contact us.

Operating instructions

You are looking for a manual for one of your machines, you will certainly find it here.

Original spare parts

You need original spare parts. Contact our service department.

Your contact

Tel: +49 7141 247-0