LWKB - CUSTOMER INFORMATION
Dear Sir or Madam,
We would like to inform you that LWKB GmbH will discontinue its business operations as of 30 April 2026, due to the retirement of its Managing Director, Mr Mastalka.
In preparation for this change, a solution has been established in close cooperation with Menke GmbH to ensure the continued support of your equipment.
LWKB GmbH has been serving its customers since 1972. We would like to sincerely thank you for your trust and the excellent cooperation over the years.
Menke GmbH has many years of experience in the industry and offers comparable machinery and services.
To ensure a seamless transition, Mr Neumann and Mr Liedtke will join Menke GmbH as of 1 May 2026 and will continue to be available as your points of contact.
All technical documentation as well as existing spare parts inventory will be transferred to Menke GmbH to guarantee continuous support.
In the future, machines, spare parts, and services can be obtained through Menke GmbH:
Phone: ++49 2423 3899
E-Mail: support@menke-gmbh.com
The current LWKB GmbH email addresses (service@LWKB.de and spareparts@LWKB.de) will remain active for an additional 12 months and will be automatically forwarded.
Shipments addressed to LWKB GmbH up to 30 April will be handled accordingly, with further processing carried out by Menke GmbH.
Spare parts in stock may still be ordered from LWKB GmbH until operations cease, subject to availability.
We thank you for the many years of cooperation and are pleased that Menke GmbH will continue to support you as an experienced partner.
Kind regards,
LWKB Menke GmbH
Our corporate philosophy
The clear vision is the basis of our entrepreneurial actions.
LWKB is the global technology and system partner for industrial, mechanical processing of plastic films. Our aim is to lead innovation and technology for the benefit of our customers.
LWKB stands for highest product reliability and customer satisfaction. LWKB is always a fair and reliable partner for its customers, suppliers and employees. The high level of customer satisfaction results from the fact that we are able to react flexibly to customer requirements and implement appropriate solutions reliably.
LWKB sees itself as a solution provider for various technical requirements in industrial plastic film processing.
Terms such as quality, adherence to delivery dates, customer proximity and solution competence are not just words for LWKB, but the core of our corporate philosophy.
History of LWKB
- 1971Mr Egon Laumen and Mr Heinrich Wagner jointly found ELWA Plastikmaschinenbau GmbH.
Until the early 80s construction of bottom seam bag and shirt carrier bag systems in working widths up to 1300mm (bottom seam) and 1150mm (shirt carrier pockets) - 1975Extension of the product range by EL-B-ST machines
- 1983Expansion of production by construction of a new assembly hall
- 1986EL-B-FA-1300 System with fully automatic folds
- 1986Expansion of the production area by construction of a new assembly hall
- 1988Development of the EL-B-GR-1300 machine for very narrow bags 50 years of LWKB
- 1991Development of the EL-B-GR-1300-2 machine with integrated tear-off perforation and blocking
- 1992Extension of the production area by new building of a warehouse
- 1992Conversion to servo technology
- 1993Expansion of the production possibilities through the acquisition of a modern CNC milling machine
- 1994EL-B-FA-1600-S modified for bag production up to 3000mm long
- 1996Conversion to new welding and cutting system and ergonomic adaptations
- 1997Integration of tape blocking and tear-off perforation in the 1600 machine series
- 1998Change of ownership
- 1999Introduction of modern 2-D CAD systems
- 1999Conversion of the machine control system to a high-performance industrial PLC
- 2001New development of the EL-B-FA-1600-SLC with economy-blocking
- 2002Introduction of 3-D Cad to optimize the design of machines
- 2008Conversion of the machine control system to more energy-efficient drives and state-of-the-art industrial PC controls
- 2009Market launch of angle welding / block bottom system on the BN1600
- 2010Resumption of machine sales to the USA
- 2013change of name to LWKB Langer Weher Kunststoffmaschinen Bau GmbH
- 2017Development of a tray with 2-fold folding for machines with needleless clamping
- 2018Development of large-capacity unwinding systems for the film and printing industry
- 2019Extension of the production possibilities by CNC milling machine with 3500mm table length
- 2021We celebrate our 50th anniversary.
50 years the expert for bottom weld machines and accessories of all kinds



