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Modernization and Revamp

Products

DUMA-BANDZINK offers a large variety of solutions for the individual requirements of their customers – everything from one source. Due to the long-lasting experiences in engineering equipment for strip processing lines DUMA-BANDZINK GmbH offers an extensive know-how for modernizations and modifications in the steel and aluminium industry. There are several reasons for a modernization such as integrating additional functions into existing lines e.g. a side trimmer, performance optimization or exchange of aging machines.

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DUMA-BANDZINK executes complete modifications starting with engineering up to entire processing, delivery, mounting and commissioning of the equipment. The product portfolio covers the following strip processing lines: 

  • CGL 
  • CAL 
  • PL 
  • CCL 
  • RCL 
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Replacement of scrap moving system at SSAB, Borlänge

The old scrap moving system of the CAL was worn out over the years and increasing demands for a higher capacity of the line made it necessary to plan a modernization. Following a study carried out by DUMA-BANDZINK; SSAB decided to replace the existent scrap mover by one of modern design. The job also included an update of specific safety features and integration of a safety PLC into the entry section of the line.

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New mandrels for Ruukki Metals Oy, Finland

The customer faced numerous failures of the existing roll wrappers at the exit side of his pickling line. So, replacement of new slotted mandrels, including further auxiliary equipment (threading of strip heads and tail ends as well as new hydraulic valve stands for both mandrels) was performed in two steps while the line was running.

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Improvement of cleaning section of a CGL at Salzgitter Flachstahl GmbH

Salzgitter ordered new strip cleaning technology for their CGL#2 and DUMA-BANDZINK successfully executed the integration of the equipment. The works included layout and modification of the process and instrumentation equipment as well as new tanks, pumps ventilation system, steel works, erection and supervision on site.