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Company history

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1924 Mr Fasius and Mr Schober found an industrial enterprise for vehicle gaskets in Annaberg.

1934 The range is extended for vehicle and general industry gaskets due to the construction of a new large manufacturing facility.

As of 1946, the VEB Kupferring-Dichtungswerk becomes the main supplier for the vehicle and general industry in the eastern part of Germany and the overall RGW.

1974  A motor test rig allows specific examinations on vehicle gaskets. The dangerous substance asbestos can be replaced in some areas with all-metal models or by using asbestos-free fillers.

1984 Mr Wolfgang Notter founds the IDT Industrie und Dichtungstechnik GmbH Essen in Western Germany as development and distributing company mainly for asbestos-free sealing elements.

1986 Company becomes A-supplier for VW AG due to an integrated quality control system and state-of-the-art testing technology system. Highest quality has been the major company aims ever since.

1991/92 Privatisation of the company by the newly founded IDT Industrie und Dichtungstechnik Werk Kupferring GmbH.

1994 New large scale modern building for the Annaberg company. IDT is one of the leading manufacturers of gaskets in Germany.

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Plant Essen

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Plant Kupferring GmbH
Annaberg-Buchholz

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Plant Kirchheim

1995 The established quality control system is adapted to the international requirements of DIN EN ISO 9001. Company was certified as per DIN EN ISO 9001.

1998 Wilhelm Tripp GmbH Kirchheim, near Munich, is taken over.

2000 New company premises in Annaberg-Buchholz and Essen, use of a CNC water jet cutting machine as well as further new machines and test rigs for flat gaskets and gland packings in Annaberg-Buchholz expand the service range considerably.

2001 Setup of a high-capacity PTFE production IDT Industrial Gasket & Sealing Technologies, Inc is founded to represent the company in the USA.

2002 IDT becomes a member of ESA. The European Sealing Association e. V. was founded in 1992 as non-profit organisation and represents today 85% of the sealing and gasket industry in Europe. ESA supports the harmonisation of the relevant norms, legislation, and development of sealing technology as well as the protection of the environment.

2004 IDT top-quality products win environmental prize in the USA.

2005 IDT founds in Ningbo, south of Shanghai, in the People‘s Republic of China a joint venture to manufacture and marketing gaskets for the Asian market.

2006 Annaberg-Bucholz’s municipal economy award presented to IDT

2007 Construction and opening of a new modern administration building in Essen

2008 1. First break of ground for the new construction of two modern production and storage halls in combination with the purchase of new systems engineering for the Annaberg-Buchholz location

2009 Commissioning of new production and storage halls (amongst others installation of a high performance spiral gasket fabrication)

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Plant Kupfering in Annaberg-Buchholz

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SINYUAN INDUSTRIAL MATERIAL CO., LTD.