CRYOGENIC TUNNEL

The DOHMEYER TLT, Top Lifting Tunnel, provides flexibility and efficiency for all of your cooling and freezing processes. It has been designed with class leading EHEDG hygiene features, there are no seals between top and bottom sections, the top lifts along the complete length giving easy access for cleaning and all internal surfaces slope towards drainage points. Cryogenic tunnels are used for a wide range of products and applications, by a continuous flow of products for cooling, freezing, or crust-freezing.

FEATURES AND BENEFITS

• Close controlled injection of liquid nitrogen or liquid carbon dioxide
• Isothermal temperature profile
• Bottom and Top exhaust system at the inlet and outlet side of the tunnel
• Vacuum insulated manifold with pneumatic safety valve and control valve
• Redundant safety loop
• Boundary and deviation measurement
• No seal between Top and Bottom section, fully welded modular sections
• Automatic belt cleaning
• Multiple belt widths and lengths
• Wide residence time range