Horizontal Plate Freezers | Vertical Plate Freezers | Self Contained Plate Freezers | Automatic Plate Freezers

DSI Horizontal Plate FreezersDSI Horizontal Plate Freezers

Design: the plate freezer is made with a heavy-duty hot dip galvanized steel frame and is mounted with hydraulic twin rams ensuring a stable and even plate pressure - your guarantee for homogeneous blocks.

Function: Double contact plate freezing is a fast and economic way of freezing due to double contact with the product packaging. Futher more, the fast low temperature freezing maintains the natural quality of the product.

Product Types: DSI horizontal plate freezers are ideal for freezing of:
Shrimp
Fillets in blocks
H & G fish
Chopped products

Product Details
- Optimum plate size
   Width: 1120 or 1230 mm
   Length: 1550 to 2440 mm
- UNIQUE DESIGN
- Low power consumption
- Easy to maintain and clean
- Element surface structure prevents dents and marks in the packaging
- The most common block dimensions are produced in this type of freezer

Type Dimensions Plate Thickness
H7 1550x1120 mm(61"x44") 22 mm
H8 1850x1120 mm (73"x44") 22 mm
H9 1980x1120 mm (78"x44") 22 mm
H10 2190x1120 mm (86"x44") 22 mm
H11 2390x1120 mm (94"x44") 22 mm
H12 2440x1120 mm (96"x44") 22 mm
H20 1610x1230 mm (63"x48") 22 mm
H22 1980x1230 mm (78"x48") 22 mm
H24 2190x1230 mm (78"48") 22 mm
H26 2390x1230 mm (94"x48") 22 mm
H28 2440x1230 mm (96"x48") 22 mm

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DSI Vertical Plate Freezers V3-V4-V5-V6DSI Vertical Plate Freezers V3 - V4 - V5 - V6

DSI Vertical plate freezers are well-known in the freezing industry, where quick freezing is necessary to maintain the freshness of the product. As well as an ergonomic and cleaning-friendly design.

- Extra strong hot-dip galvanized frame manufactured in closed profiles for maximum strength and easy cleaning
- Forks are covered whth PEHD or alunminium
- Extruded aluminium plates with high strength, including dent for block divider
- Flexible PTFE hoses with stainless steel armouring, individually pressure-tested
- Manually or electrically operated
- All parts in contact with human food have obtained approval for such use

Block size V3/mm V4/mm V5/mm V8/mm
A-block without block divider 1070x530 820x800 800x600 1060x520
B-block with 1 block divider 528x530 400x800 400x600 520x520
C-block with 2 block dividers 528x347 250x800 250x600 320x520
Block thickness 50 60 75 100
Number of stations: 100 mm blocks, from 10 to 32 stations
  75 mm blocks, from 10 to 39 stations
  60 mm blocks, from 10 to 46 stations
  50 mm blocks, form 10 to 52 stations
Refrigerant hoses: Flexible PTFE hoses with stainless steel armouring, individually pressure-tested
Frame Hot-dip galvanized closed RHS profiles
Hose fittings Stainless steel
Headers Stainless steel
Cylinder cover Stainless steel
Hydraulic fittings Stainless steel
Refrigerant plates Sea-water resistant aluminum alloy, approved for contact with human food
Installation Marine of land
Approval CE - DNV - Russian Maritime Register Russian GOST - EU type approval
Dimensions V3 Length: Min. 1911 mm, max. 4705 mm
  V4 Length Min. 1916 mm, max. 4710 mm
  V5 Length Min. 1996 mm, max. 4790 mm
  V8 Length Min. 1911 mm, max. 4705 mm

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DSI Vertical Plate Freezers V1 - V3DSI Vertical Plate Freezers V1 - V3

DSI vertical plate freezers are approved by veterinarian authorities.

DSI offers the following options for vertical plate freezers:

- Block-divider - Human food modification - stainless steel cover plates - Filling frame - Liquid freeze modification - 3 types of hydraulic plants to operate up to 12 freezers - FDA approved plates - Convertible models 26/100 - 32/75 mm, 32/75 - 42/50 mm - Refrigerant: DSI vertical freezers can operate with all known types of refrigerant for pumped circulation.

DSI V1& V3 Vertical Plate freezers (Standard)
Eff. Plate size: A 1070 x 530 mm (42" x 20.8")
  B 528 x 530 mm (20.7" x 20.8")
  C 347 x 530 mm (13.6" x 20.8")
block thickness: 60 - 75 - 100 mm (2,4" - 2,95" - 3,94")
No. of stations: 100 mm blocks: 10 - 26 stationer
  75 mm blocks: 12 -32 Stationer
  1230 mm
Plate size length:; 60 mm blocks: 16 - 42 Stationer
Fittings for hoses: Stainless steel
Headers: Stainless steel
Cover plate for cylinder: Stainless steel
Min. - Max. lengths: 1911 - 3943 mm
Width: 1600 mm
Height V1: 1680 mm
Height V3: 1120 mm
Installation: Marine & Land
Capacity: Approx 20,000 kg per. 24 hours
Approvals: AT 746, DNV, SA, CE.

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DSI 2000 Series Plate Freezer PackagesDSI 2000 Series Plate Freezer Packages

Why DSI PFP 2000?
- The DSI 2000 series is a self-contained unit with a two-stage compressor and a flooded refrigerant system which ensure a high freezing rate and low power consumption.
- The complete unit has been designed to meet the new strict hygienic standards and therefore only carefully selected materials have been used.
- The DSI 2000 series is available with a variety of optional equipment which ensures versatile use of the freezer.
- Available for R22 or R717
- CFC-free insulation
- Short delivery time
- Suitable for marine and land installation

The DSI PFP 2000 series is primarily used for freezing of:
- Seafood such as fish, fish fillets, shrimps, roe, squid, etc.
- Vegetables such as chopped spinach, broccoli, carrots, etc.
- Meat, meat cuts and meat extract
- Pulp and concentrates
- Ready-made meals

Refrigeration System The complete refrigeration system includes a highly efficient two-stage compressor, a 90/10 Cu/Ni condenser for sea water (stainless steel for R717), a liquid separator, complete piping and wiring, temperature control and all necessary safety devices.

Hydraulic System The hydraulic system with twin rams ensures uniform blocks and constant contact pressure between the product and the freezing plates. The system also provides easy opening and closing of the freezing plates.

Top Section The top section is built as a welded hot-dip galvanized steel frame made of RHS profiles which are easy to clean. Refrigerant hose fittings / hoses / hydraulic pipes are made of stainless steel. The unit is therefore well protected against corrosion.

Technical specifications;
Plate size: 1610 x 1230 mm
Number of stations: 6 to 10
Refrigerant: R22 or R717
Plate opening: 32-80 mm standard
Dimensions:
Length: 2420 mm
Height: 2100 mm
Width: 1500 mm
Weight: 3500 kg (max.)
Cooling water inlet/outlet: ND80

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DSI 2000 Blast Series Plate Freezer PackagesDSI 2000 Blast Series Plate Freezer Packages

The DSI 2000 blast series is a horizontal plate freezer mounted with two fans and an evaporator for these, everything connected to a compact freezing unit. The compact unit makes this freezer perfect for installation in places where space is a important factor.

Why DSI PFP 2000?
- The DSI 2000 Blast series is a self-contained unit with a two-stage compressor, an evaporator and fans which ensure a high freezing rate and low power consumption.
- The compact unit has been designed to meet all strict hygienic standards and therefore only carefully selected materials have been used. Long trouble-free operation and low maintenance costs are assured.
- Available for R22 or R717
- CFC-free insulation
- Short delivery time
- Suitable for marine and land installation

Technical specifications
Number of freezing stations: 6 to 10
Frame: Hot-dip galvanized closed profiles
Freezing plates: Extruded aluminum alloy approved for contact with human food
Plate opening: 232-80 mm standard
Plate size width: 1230 mm
Plate size length: 1610 mm
Refrigerant hoses: Flexible PTFE hoses, individually pressure-tested
Refrigerant fittings: Stainless steel
Hydraulic control: Manual operation

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DSI Platematic Samifi FreezersDSI Platematic Samifi Freezers

In-line freezing of packaged products Platematic utilizes the principle of double contact freezing. This is the most rational and effective method for food freezing and guarantees the highest quality of preserved products at the lowest running cost. Direct contact between evaporating plates and product, coupled with automatic loading and unloading operations, make PLATEMATIC a compact and simple unit that can be installed in any processing line.

Automatic adjustment of both plate opening and in-feed movement according to product size, self adjusting in-feed level, as well as a wide range of accessories, provide most flexible, automatic plate freezing operation today. Platematic freezer is recommended for in-line freezing of packaged fish, meat or vegetables, pre-cooked meals in cartons, alu-trays or bags, and types of products in packages and bulk product in trays.

Always up-to-date
- Foam injected bottom frame for complete insulation covered with stainless steel
- Hot dip galvanized steel frame
- Cabin and inspection doors highly insulated, lined with stainless steel and equipped with heater tapes
- Built-in loading/unloading chain system
- Hydraulic system to drive plates movement and loading/unloading operations
- Evaporating plates in extruded Al-Si alloy
- Flexible hoses completely made in stainless steel
- Optimized refrigerant distribution system with low pressure loss and uniform temperature on the whole plate surface
- Specially designed plates and other compontents

General Dimensions (mm)

Model Plate size No. of stations a b c d
FM 1741x2.280 8-18 2960 2710 4130 2580
FX 2055x3.990 8-24 3150 4450 5800 3300
FX2 2055x3.990 12-32 3150 4450 5800 4560
FX2S 2055x3.990 15-35 3260 4450 5800 5510
FL 2280x3.990 8-24 3150 4450 5800 3300
FL2 2280x3.990 12-32 3150 4450 5800 4560
FL2S 2280x3.990 15-35 3260 4450 5800 5510

Freezing Times:

Product Package Thickness mm Inlet temp. oC Freezing time
minutes
Lasagna Alu-tray+carton 38 +40 120
Cannelloni Alu-tray+Carton 38 +40 120
Minced meat Polibags+Trays 60 +15 105
Fish Fillets Cartons 30 +15 55
Makkerel, herring Polibags+Trays 60 +10 125
Apple cakes Cartons 32 +20 75
Ice cream Plastic Jars 115 -4 90
Ice cream Cartons 47 -4 35
Spinach leaves Cartons 50 +20 105
Spinach leaves Polibags 55 +20 90
Spinach cream Cartons 50 +20 120

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DSI Pressmatic FreezersDSI Pressmatic Freezers

Freezing and Pressing
Products like fish fillet and surimi need to be frozen in blocks of uniform density, perfectly leveled, with precise shape, size and weight tolerances. This requires a machine to freeze and compress product at the same time. Therefore handling of freezing trays is generally accomplished manually and by batch, an operation that is labor intensive, takes considerable space and adds the inconveniences of discontinuous production.

Fully Automatic
To better this kind of procedure, DSI Samifi has introduced PRESSMATIC, the first Automatic Plate Freezer that combines freezing and compressing with continuous in-line operation.

How it works
PRESSMATIC operations are based on the experience gained by DSI Samifi freezers with hundreds of Automatic Plate Freezers installed throughout the world for over 30 years. The freezing frames come along a conveyor belt and are automatically loaded into the freezer, row by row. Once a station is completed, an exclusive hydraulic system closes the plates and applies uniform pressuer over the product. Then it starts charging the next station ans so on, until the freezer is filled. During this process pressure is constantly maintined on all plates. Thereafter the PRESSMATIC returns to first station and continues to load/unload the product row by row, on the basis of "first in, first out".

Advantages
- Continuous in-line operation: Immediate and combined actions of freezing and pressing eliminate dripping and weight loss. The compact arrangement and the "through feed" feature are ideal for continuos production lines.
- Top quality product: The pressure guarantees flat, uniformly sized blocks.
- No labour required: In-feed and out-feed of frames are completely automatic.
- Space saving: A PRESSMATIC installation is considerably smaller that a manual batch system with same capacity.
- Versatility: PRESSMATIC units are available in both Marine and Land versions for capacity up to 60 tons a day.

Features
- Automatic predetermined counter pressure: Guaranteed by the unique hydraulic and mechanical system.
- Multi-purpose loading device: Patented, to automatically provide the following functions. Normal loading and unloading of the frames, emptying the whole freezer, drying all plates after defrosting.
- Heavy-duty 50 mm freezing plates: Designed for maximum mechanical strength as well as efficient refigerant flow.
- Heavy-duty steel framework: Hot dip galvanized and protected with stainless steel in the areas subject to friction.
- Robust insulated cabin: Entirely lined with stainless steel, with inspection doors or motorized roller curtains (marine version).
- PLC control: All functions of the freezer are electronically controlled according to the selected program.
- On Board Installation: The Marine version is available with specific accessories for on board installation to guarantee smooth operation even in heavy sea conditions.

general dimension (mm)
Model Plate size* No. of stations** a b c d
FP8 1610x3030 8 2500 3365 5385 2400
FP16 1610x3030 8-16 2500 3365 5385 4650

*Other plate sizes available on request
**Number of stations according to product thickness

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