The Chinese company Nanjing Iron & Steel Co Ltd. (NISCO) has successful modernized its 800.000t/a medium bar mill incorporating a Reducing & Sizing Block (RSB®) 500++/4 in 5.0 design by Friedrich KOCKS GmbH & Co KG. The RSB® 500++/4, which is so far the biggest KOCKS 3-roll Reducing & Sizing block, operates as the finishing unit for the production of straight bars within a dimensional range
from Ø 50 to Ø 160 mm.

Apart from the RSB® 5.0, KOCKS is also responsible for the thermo-mechanical rolling process including five water boxes and full automation package. The low temperature rolling process is applied for sizes up to Ø 130 mm. With the modernization of its 800.000t/a medium bar mill incorporating the KOCKS RSB® 5.0, NISCO consolidates and further expands its market share in the SBQ market.

KOCKS RSB® 500++/4

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