Cortex CB 503

Cortex CB 503 Derinder

Meat derinders with 500 mm cutting width and medium length conveyors.

Features and application range

cutting width: 500 mm
cutting speed: 29 m/min
features: automatic derinding machines with conveyors with high cutting speed for use in large and medium sized meat processing industrial plants.
application: Perfect derinding results when derinding flat and high pieces, for example belly, back fat, rind cut to size, partial cuts, shoulder etc.

Standard equipment

  • infeed conveyor
  • discharge conveyor
  • blade gap infinitely adjustable
  • spring suspended blade holder for perfect derinding results
  • spring suspended pressure roller, additionally continuously variable in height
  • tooth roller with scraper comb
  • compact polygone machine casing with underframe open on all four sides
  • NOCK POWER PLATES® for the outstanding robustness, durability and service friendliness and smooth, easy to clean surfaces
  • NOCK EASY-FLOW® safety cover for reliable product flow and better hygiene during processing
  • conveyors can be removed within seconds without any tools
  • lockable castors
  • stainless steel
  • stainless steel bearings


  • discharge conveyor for removed skin
  • plastic modular belts
  • inflated pressure balloon
  • NOCK ACTIVE SKIN GRIPPER® (ASG) for higher yield, best quality of the rind and protection of the pressure wheels with perfect first cut
  • NEW: Cleaning trolley for storage and cleaning of dismountable parts like: conveyors, belts, pressure roller and blade holder

Technical data

Cortex CB 503

cutting width

500 mm

cutting speed

29 m/min

maximum throughput height

120 mm

blade gap

0 - 5 mm

apply length on infeed conveyor

300 mm

infeed conveyor

850 x 490 mm

discharge conveyor

850 x 490 mm

discharge conveyor for removed skin

650 x 490 mm

overall dimension W x H x D

865 x 1190 x 1860 mm


265 kg

motor performance

1.1 kW

electrical connection

3 AC - 400 V - 50 Hz
IEC 60309 16 A 6h
other voltages upon request

compressed air

not required

More information


If you would like to watch the following video, you will be redirected to the YouTube website by clicking on the following link. YouTube's privacy policy will then apply:

Any questions?

Passen Sie den Datenschutzhinweis entsprechend der eingesetzten Techniken an.

Prüfen Sie außerdem, ob ohne Zustimmung tatsächlich keine externen Ressourcen aufgerufen werden und beachten Sie, dass eigene Ergänzungen nicht automatisch blockiert werden. Informationen zu Cookies und wie Sie diese deaktivieren, finden Sie unter

Falls der Hinweis nicht benötigt wird, können Sie ihn über die Projektkonfiguration deaktivieren oder anders einblenden.

Privacy note

This website uses external components as i. e. Matomo and YouTube which can be used to collect data about your motion. Privacy information