Continuous Steel Belt IQF Tunnel Freezer

The belt is continuously washed with a cold water spray on the return to the infeed.  An additional overbelt scraper will be provided to confine water at that point.  Washer pipe and brackets will be stainless.

Continuously Washed Belt

Leaving temperature, core of product                                                                      -18?C

Freezer entry temperature                                                                             5?C to 10?C

1? - 2 lbs Mackerel, whole                                                                  approx.         1 hour

1 lb Whiting, whole                                                                                               35.0 mins.

12mm (?) Fillets                                                                                                 12.0 mins.

1.5 kg in polystyrene boxes, lid off                                                                        50.0 mins.

Large Scampi                                       Shell on  10.0 mins                   Shell off    8.0 mins.

Medium Scampi                                   Shell on   7.0 mins                    Shell off    6.5 mins

Small Scampi                                        Shell on   5.5 mins                    Shell off    5.0 mins

Product Times

The Torry Freezer is an in-line belt freezer with one or two stainless steel band type conveyors.  Product is loaded on to the conveyor and passed through an air blast freezing section formed by an insulated housing which is supported on steelwork and raised from the floor approximately 915mm.  The conveyors are returned under the housing which ensures easy inspection and cleaning during normal running.  Conveyor height is approximately 1100mm.  Discharge height is 750mm.