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

The DOHMEYER Bottom Injection Nozzle is a high capacity, close control device, that can be used either with Liquid Nitrogen or Liquid Carbon Dioxide and is able to be fitted to any paddle or ribbon mixer. The Injector is IP69K rated, featuring a non-return plunger that prevents contaminations. The Injector can be opened without working tools for easy cleaning and maintenance.

DOHMEYER Screw Conveyors are not only made for horizontal conveying processes but also slightly upwards, while the products in the cryogenic screw conveyor are gently sprayed and mixed with liquid nitrogen or liquid carbon dioxide. Cryogenic screw conveyors can cool or freeze a wide variety of products, typically to prepare the texture and temperature before grinding (coffee, spices, herbs, …). Cryo Screw conveyors are saving time, reduces labour cost, eliminates handling and is more hygienic than conventional methods. DOHMEYER Cryo Screw Conveyors are tailor made with vacuum tube screws insulation or PIR insulated trough with doors for easy access and cleaning of the screw. Adjustable paddles ensuring a better homogeneous cooling or freezing of the product.

The DOHMEYER Cryo Tumbler is the perfect solution for your IQF coated product needs, available in a range of sizes the Cryo Tumbler provides unmatched coating performance, giving an IQF coating up to 700% of product weight. The substrate can be seafood, vegetables, meat, potatoes, pasta or other free rolling products for ready meals.

• Expertly shaped fins
• Perfect even coating
• Shortest cycle time
• No risk of condensate drip onto the product
• Automatic drum cleaning
• Hygienic design with slip free drive system
• Wide range coating of sauces & seasonings
• Sauce with inclusions possible

CRYOGENIC FREEZING CABINETS

The DOHMEYER Cryo Cabinet has a small footprint and is easy integrated into your batch production process. Providing you with the highest throughput with a minimal capital investment. The Cryo Cabinet is fully hygienic designed and easy cleanable, it removes bacteriological traps by having no sharp corners or internal threads. Cryo Cabinets are batch freezers used with trolleys for discontinuous cooling, freezing or crust-freezing for a wide range of products.

FEATURES AND BENEFITS

• Spray bars with adjustable nozzles
• High performance fan blades
• Comfort Close, magnetic door lock
• Ventilation fans with CE brake motors
• Vacuum insulated floor with small ramp
• Fully welded panels
• High protection (IP66)
• Heated door & door frame
• Multiple sizes
• Suitable for Liquid Nitrogen and Liquid Carbon Dioxide