1971 - 2021 50 years the worldwide expert for everything to do with the bottom seam.


OUR "ORIGINAL" - Innovative technology and quality, the result of many years of cooperation with our customers!

From now on the company Mactec Maschinenbau GmbH is our official sales partner.

Together we cover the complete demand for the entire film industry.


Since over 50 years LWKB Langer Weher Kunststoffmaschinen Bau GmbH has been a worldwide operating manufacturer of bottom-weld-machines, as well as associated additional units and special machines.

Industry insiders know and appreciate the LWKB bottom-weld-machines for their high quality, their absolute reliability, their energy-saving mode of operation, as well as for the consistently high quality of the end products produced on them.

As a manufacturer, we are proud of our flexibility, which enables us to react specifically to customer-specific requirements.

Benefit from our experience in the design and production of high-quality bottom-weld-machines and auxiliary equipment.