Quality for more than 200 years The history of the oldest company in Worms
Quality since 1814. The oldest and longest-established company in Worms can look back upon an eventful history.
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1814
Foundation of a metal workshop in Worms by Georg Michael Weiß.
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1886
Foundation of “KAIBEL & SIEBER GmbH, Maschinenfabrik und Eisengießerei”, a machine factory and iron foundry, by Georg Kaibel and Wilhelm Sieber. Manufacture of hydraulic presses, especially for the wine-growing industry. Largest repair shop for local industry.
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1941
Engineer Jakob Muth and factory owner Walter Siegel take over the company. Development of the first industrial stitching machines for coconut fibre and horsehair cushioning, as well as for insulation mats made from glass and rock wool.
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1945
Complete destruction of the company buildings in the Second World War.
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1956
Reconstruction in Mainzer Straße and concentration on the area of stitching machines for glass and rock wool.
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1972
Development of the first high-performance rollup and packaging machines for product widths of up to 2.4 m.
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1990
Continuous extension of the product portfolio with the aim of being able to offer complete cold-end line for the mineral wool industry.
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Heute
KAIBEL & SIEBER is a globally recognised specialist in custom-tailored mechanical and plant engineering. We design, manufacture and install plants for the processing of insulation materials made from glass and rock wool.
Batten conveyor roll-up machine 1960 
Stitching part of an NK 59 
First rollup machine WM 68 with rubber belt 
Rollup machine WM 68 in open position 
Rollup machine WM 87 with hydraulics 
High-performance rollpackaging system today
200 years of Kaibel & Sieber
In 2014, we celebrated our company's 200th anniversary. Experience an exciting journey through time and accompany the founders and the company, with its changing structures, on their way through two eventful centuries from 1814 to 2014.
