In our high-tech foundry we produce work and back-up rolls for the steel industry with finished weights up to 85 tons. Starting from a diameter of approx. 300 mm, we cast high grade cast iron and steel rolls and rings for all applications in Plate Mills, Hot and Cold Strip and Section Rolling Mills.
All our rolls imply the following properties:
excellent wear resistance
very food and constant surface qualities
high operational reliability
a very good cost-benefit ratio
analyses adapted to each application
ROLLER SHELLS AND RINGS
For the use in the heavy clay industry, Karl Buch supplies roller shells and rings to customers all over the world.
Apart from re-machining the repair of rolls is also part of our business activities. This includes among others:
neck repairs by welding, metallizing and re-casting
modification of rolls
grinding, surface roughness up to Ra=0,02 µm
With our state-of-the-art installations we can grind rolls with a diameter of up to 1,600 mm and a total length of 11,000 mm.
The Karl Buch Walzengiesserei GmbH & Co. KG was founded in 1855 and is still owned by the Buch family, today in the 5th generation. Ever since, KB-rolls have been a standard for quality and reliability among specialists. Our work is dedicated to the technical progress in roll production and our more than 150 years experience is completed by continuous scientific research and development. We apply state-of-the-art metallurgical procedures for casting, heat treatment and machining as well as for inspection and measuring. Thus, we are in a position to meet the highest demands and to provide solutions for special requirements. With an export rate of about 80% Customers all over the world rely on our quality.