Bar & Wire
rod Mills

The 3-roll technology developed by KOCKS for the production of wire rod and bar allows twist-free rolling of quality steels, special grades, super alloys, sintered materials as well as non-ferrous metals and their alloys in very compact blocks. It increases the flexibility of your production and the productivity of your plant. No matter how you define competitiveness, you achieve your goals with KOCKS' 3-roll blocks. We make your product gold.


3-roll RSB® 

3-roll Reducing & Sizing Block as finishing block for bar and/or pre-finishing block for wire rod within the range of Ø 5.0 mm – 160.0 mm as well as corresponding hexagon dimensions

3-roll RB 

3-roll Reducing Block applicable in roughing and intermediate mills of wire rod and bar mills to produce intermediate sizes within the range of Ø 12.0 mm – 160.0 mm as well as corresponding hexagon dimensions

3-roll PFB 

3-roll Pre-Finishing Block for sizing of entry cross-section for the wire rod finishing block within the range of Ø 5.0 mm – 30.0 mm as well as corresponding hexagon dimensions


KOCKS 3-roll blocks have a high modularity with respect to different add-ons.

Size Control System 

Highly automated closed-loop control system to optimize RSB® operating parameters to achieve and maintain best tolerances at all times at operator independent quality.

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Stand Adjusta­ble-under-load 

Immediate adjustment under load to compensate roll wear and varying rolling conditions to optimize tolerances and ovality in cooperation with the SCS®.

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Thermo-mechani­cal Rolling Process 

The KOCKS Thermo-mechanical rolling process combines mechanical design, automation and process simulation that allows rolling under specifically and controlled conditions.

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KOCKS ensures short routes – especially with our clients and have a focus on service which considerably exceeds normal standards.

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Technical Support & Consultancy
Spare Parts
Upgrades & Modernizations

Process & Automation

Learn more about our state-of-the-art process and automation solutions.

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Profile & Surface

Measure up with KOCKS gauges

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Get in touch

Please do not hesitate to contact us if you have any queries regarding the products we provide.

Just e-mail us, we aim to respond with the least possible delay

Sales & Marketing

Daye Special Steel Co., Ltd

A new path: Tightest tolerances for large SBQ diameter

A project, with its focus on establishing DAYE as the most competitive future-oriented special steel company in the field of SBQ production, can only be realized with a reliable and experienced partner close at hand.

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