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Shrink Tunnels

Diamond Heat Tunnel

Technical Specification

  • Series: T45 – 1400/2100 up to T1500- 1400/2100
  • Tunnel aperture: 250mm or 400mm
  • Maximum Conveyor Belt Width: 450mm
  • Conveyor Speed: 30 meters per min
  • Temperature Range: 0 – 350° C
  • Mobility: Yes – Casters with brake
  • Working Height: 860mm


  • Reduced energy consumption by double layered isolation room
  • Bottom embedded heat chamber and fan system
  • Perfect dissipated heat inside via adjustable flaps and channels
  • Conveying speed control to optimize heat treatment duration
  • Instant switching from PE to POF by chain lift-up system
  • Automatic cool down to 70 degree before switch off
  • Additional emergency temperature control system against fire risk
  • PID controlled accurate heat adjustment
  • Circulation fan speed control to optimize air flow rate
  • Additional air circulation control by side flap handles
  • User-friendly color touch screen operation control panel
  • Easy to integrate with all types of packaging machines directly
  • Long lasting covered tunnel conveyor spindles
  • Up-to-date safety electric and mechanical measures of CE directives


  • Compact sleek new “PRO” design
  • Easy to integrate due to casters with brakes into any production line directly
  • Full automation with inline conveyor
  • Adds to a non-stop packaging operation for faster production speeds
  • Built for reduced energy consumption in mind
  • Easy to use, compatible with health and safety standards


  • ISO9001 quality standards with the relevant norm’s confirmation
  • CE certifications, complies with the latest CE directives
  • World-wide approved brands for all mechanical and electrical components
  • Wearable parts are not included in warranty terms


  • 16 Inch – H400mm High Tunnel Opening Option – add $800.00 for option
  • Alternative conveyor types: Wire Mesh, Teflon Mesh, Plastic Mesh – For an Upcharge
  • Optional Voltage / Amperage Configurations Available – For an Upcharge
  • Higher Chamber and frame designs are available – For an Upcharge
  • Ironing rolls at discharge for side smoothing of PE wrapped packages
  • PE cooling fan at discharge for fast cool-down of PE wrapped packages – For an Upcharge
  • Exhaust gas hood can be applied if required by application – For an Upcharge
  • Stainless steel versions are available for wet / moist working environments – For an Upcharge
  • Record-able heat and speed via touch panel controller – For an Upcharge

Safety Measures

  • In-feed and discharge points of the tunnels metal protection shields are applied to remove contact to high temperature surfaces
  • Conveyors stop automatically during jams to avoid further problems or additional internal issues
  • Mechanism against high temperature or fire risk in case of conveyor and fan circulation stops, heaters are isolated immediately
  • Tunnel fans are protected with mesh guards for operator safety and protection

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