Production relocation to the Czech Republic

Production relocation to the Czech Republic In December 2023 we informed all KÖCO colleagues, customers and business partners for the first time about our major project to relocate our welding stud production from Ennepetal to our Czech production site in Zacler. Six months on, we would like to …

The blowing-arc-effect during welding

The blowing-arc-effect during welding In arc welding, there is a subtle force that is often overlooked but has a significant impact on the quality of the weld: the blowing-arc-effect. This phenomenon can be both a challenge and a tool for welders, depending on how it is utilized. The phenomenon of …

The path to an innovative thesis

Birgit Reuter, a graduate of the Mechatronics Bachelor's degree program at Bochum University of Applied Sciences, has dedicated her thesis to an exciting project: an original design of an ergonomic handle for KÖCO Classic pistols.   But why did she choose this topic and what challenges did she have …

Process control during stud welding

Stud welding is an efficient process for joining studs with different materials. Process control is of high importance to ensure the quality of the welds. Important terms for process control: Welding current: The welding current is the electrical current that is set by the operator during the …

Underwater stud welding with ceramic ring

Underwater stud welding is not a new technology, but its application possibilities have recently been expanded by a remarkable research project. Under the name "IGF 19.210 BG", the Fraunhofer Institute for Large Structures in Production Engineering IGP in Rostock and the Institute of Materials …

Drawn arc stud welding - efficient and versatile

As specialists in the field of s tud welding, we at KÖCO are very familiar with the various stud welding processes. Drawn arc stud welding plays a special role, as this welding process for studs with diameters of 3 to 25 mm, amperages of up to 2,600 A and welding times of up to 2,200 ms is used in …

Trade Fair Report of SCHWEISSEN & SCHNEIDEN 2023

Thank you for such a successful trade show! This year, the SCHWEISSEN & SCHNEIDEN trade show in Essen was all about industrial digitalization. With 826 exhibitors and 40,000 trade visitors from 124 countries, it once again confirmed its position as the world's leading trade fair for joining, …

KÖCO makes stud welding a service experience!

We know the problems of stud welding and the challenges our customers face every day on the construction site. And we know how important good service and solutions are in these moments. That's why we are now stronger than ever and fully committed to being a strong and reliable partner to help you …

Interview with Dr. Harald Schulz

After 13 years as Managing Director of Köster & Co. GmbH, the time has come for Dr. Schulz to retire. Before he’ll make his farewells on December 31st 2022, he was happy to answer our questions for the following interview. Dr. Schulz, you took over sole management of KÖCO in 2010. How did that …

KÖCO at the EuroBLECH 2022

Four successful trade fair days in Hanover When, after four years and a forced break, the industry returned to EuroBLECH in Hanover at the end of October, KÖCO was of course there. After all, we had big plans - keyword "BRUNO". It was foreseeable that many companies and visitors would use the trade …