Derinding machines

Sturdy, reliable, proven

Cortex CB 503

Cortex CB 503

Handle for infinitely height adjustment of pressure roller
Handle for infinitely height adjustment of pressure roller

Features and application range

  • cutting width: 500 mm
  • cutting speed: 29 m/min 
  • automatic derinding machines with conveyors with high cutting speed for use in large and medium sized meat processing industrial plants.  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 
  • discharge slide sheet
  • 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 mahcine 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 


Technical data Cortex 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 (1)

850 x 490 mm

infeed conveyor (1)

850 x 490 mm

discharge conveyor for removed skin (1)

650 x 490 mm

overall dimension W x H x D 865 x 1190 x 1860 mm
weight 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

not required

(1) external dimension of the conveyor frame

NOCK Maschinenbau GmbH
Industriestrasse 14
77948 Friesenheim / GERMANY
Tel.: +49 (0) 78 21 / 92 38 98-0

© 2017 NOCK Maschinenbau GmbH

16.10.2019 - 01:45 Uhr
© 2017 NOCK Maschinenbau GmbH