OptimICE®

OptimICE® is a liquid slurry ice technology that replaces conventional flake ice. The liquid slurry ice surrounds the fish, quickly cooling it down below 0°C / 32°F and keeping the temperature around -0.5°C / 31°F.
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OptimICE®

OptimICE® is a liquid slurry ice technology that replaces conventional flake ice. The liquid slurry ice surrounds the fish, quickly cooling it down below 0°C / 32°F and keeping the temperature around -0.5°C / 31°F.

Overview

OptimICE® is an advanced slurry ice technology that replaces conventional flake ice. It uses seawater or saltwater to create liquid slurry ice that quickly cools fish to below 0°C / 32°F, ensuring freshness and extending shelf life throughout the cold chain.

Comprative images of the stages that the liquid ice goes through

Rapid cooling of the catch is key

As soon as a fish is caught, its decay begins and the sooner it gets refrigerated, the less bacteria will grow, shelf life will be prolonged and maximum quality maintained.

Graph comparing flake ice to OptimICE liquid ice
The graph shows the difference between cooling demersal fish with OptimICE® liquid ice on the one hand and traditional flake ice on the other.

Revolutionizing fish preservation

The OptimICE® liquid Ice system cools the fish down to below 0°C / 32°F in less than one hour. Using traditional flaked ice, it takes around fifteen hours to reach the same temperature.

It is a recognized fact that treatment and cooling speeds are the most important in maintaining fresh fish quality. The key to increasing the quality of fish is rapid cooling, thus reducing microbial and bacterial formation.

Numerous studies have been performed on the cooling systems and all show similar results. The graph above is from Seafish Scotland. Matís, the Icelandic Food and Biotech research institute and the University of Akureyri as well as the International Journal of Refrigeration etc. have also researched slurry ice cooling and published similar results.

Diagram showing how to use the OptimICE precoolers
The PreCooler ensures that the temperature of the products is always 0°C / 32°F during production, as well as maximizing the quality and lengthening the shelf life of the products.

Fresh Product From Sea To The Consumer

The rapid and efficient cooling of the catch ensures the freshness and maximum quality of the product. The cooling never ends when the fish is in transport onshore. Even though cooling in a trailer fails, the cooling of the fish doesn’t stop because of OptimICE®.

The fish can finish the journey across the country and be complete and in top condition all the way, due to OptimICE®. The ice-less sub-chilling solutions are, on the other hand, very sensitive in transport.

Why Choose this Product

OptimICE® keeps fish fresh without freezing, preserving quality from the fishing vessel to the final consumer. Its rapid cooling technology maintains a consistent temperature throughout, ensuring the cold chain remains unbroken.

Industries Served

Aquaculture
Crab
Groundfish
Lobster
Onboard
Onshore
Pelagic fish
Salmon
Scallop
Shrimp
Whitefish 
Retails

Key Advantages

  • Utilizes seawater or saltwater for sustainable cooling
  • Ensures fish remains fresh without freezing
  • Energy-efficient and cost-effective solution
  • Compatible for both onboard and onshore use

After 14 days of cooling

Drag the circle up or down to compare the flake-ice (before) and slurry-ice (after) images.

Fish below cooled with Flake Ice
Cod cooled with OptimICE slurry ice
Cod chilled with flake ice
Fish above cooled with OptimICE®

Where the cold chain never breaks

Rapid cooling icon Shelf life icon Bacteria icon Efficiency icon
Rapid cooling OptimICE® rapid cooling is up to 10 times faster below 0°C/32°F than traditional flake ice. Shelf life increased by 5–7 days The rapid and efficient cooling of the catch ensures the freshness and maximum quality of the product. Formation of macro bacteria is decreased The rapid cooling reduces bacterial growth drastically. Furthermore, OptimICE® liquid ice is produced in a closed system without exposure to outside impurity. Improved efficiency OptimICE® is a fully automated system where shoveling ice and other extra work is unnecessary. It increases product value and saves energy onshore.

The challenge it solves

It solves the problem of preserving fish quality during long transport times, particularly for the seafood industry, where maintaining freshness is critical. The system also eliminates the need for traditional ice, making it more environmentally friendly.

Product Video

Unique features

Unlike conventional ice-based systems, OptimICE® ensures a consistent and reliable temperature (-0.5°C / 31.1°F), which prevents the fish from freezing while maintaining maximum freshness.

This technology offers a significant advantage over traditional cooling methods in both performance and sustainability.

HELP US HELPING YOU


What we need to know about your process;
· Off or onshore application.
· Volume of product per hour.
· Highest temperature of the product.
· What is your target product temperature.
· Highest water temperature (used for ice production).
· A brief description of your manufacturing process will help.
· Electrical information.


OPTIM-ICE SYSTEM ACRONYMS DETAILS:


BP = Standard version with Intergraded pre-cooler
P = Intergraded pre-cooler
T = For warmer weather climates
R = Using existing pump circulation system
S = Air cooled
H = Hydraulic driven
B = Standard version without Intergraded pre-cooler

Technical specifications

Liquid Ice System | BP-103
Refrigeration Capacity7 kW / 6020 kcal/h or 144,480 kcal per 24 hours
Variable Production Range95 L/h with 40% ice to 210 L/h with 10% ice
Filtration5-micron filter prevents ingestion of foreign objects
Minimum Salt Concentration3% NaCl required for Optim-ICE® production
Power Consumption4.5 kW
Dimensions (LxWxH)78 x 59 x 100 cm
Weight180 kg
RefrigerantR-449A
Pre-CoolerIntegrated pre-cooler for uniform production up to +15°C/59°F
Condenser

5°C/41°F = 450 L/h
10°C/50°F = 550 L/h
15°C/59°F = 800 L/h 20°C/68°F = 1,200 L/h

 

Liquid Ice System | BP-105
Refrigeration Capacity14.5 kW / 12,470 kcal/h or 299,000 kcal per 24 hours
Variable Production Range230 L/h with 40% ice to 490 L/h with 10% ice
Filtration5-micron filter prevents ingestion of foreign objects
Minimum Salt Concentration3% NaCl required for Optim-ICE® production
Power Consumption7.0 kW
Dimensions (LxWxH)145 x 59 x 87 cm
Weight372 kg
RefrigerantR-449A  
Pre-CoolerIntegrated pre-cooler for uniform production up to +15°C/59°F
Condenser5°C/41°F = 900 L/h
10°C/50°F = 1,100 L/h
15°C/59°F = 1,600 L/h
20°C/68°F = 2,400 L/h
Liquid Ice System | BP-110
Refrigeration Capacity33.0 kW / 28,400 kcal/h or 681,000 kcal per 24 hours
Variable Production Range460 L/h with 40% ice to 1,120 L/h with 10% ice
Filtration5-micron filter prevents ingestion of foreign objects
Minimum Salt Concentration3% NaCl required for Optim-ICE® production
Power Consumption17.0 kW
Dimensions (LxWxH)125 x 115 x 173 cm
Weight620 kg
RefrigerantR-449A / NH3 / CO2 
Pre-CoolerIntegrated pre-cooler for uniform production up to +15°C/59°F
Condenser5°C/41°F = 2,000 L/h

10°C/50°F = 2,500 L/h 1
5°C/59°F = 3,600 L/h
20°C/68°F = 7,900 L/h
Liquid Ice System | BP-120
Refrigeration Capacity60.0 kW / 55,900 kcal/h or 1,341,000 kcal per 24 hours
Variable Production Range920 L/h with 40% ice to 2,210 L/h with 10% ice
Filtration5-micron filter prevents ingestion of foreign objects
Minimum Salt Concentration3% NaCl required for Optim-ICE® production
Power Consumption30.0 kW
Dimensions (LxWxH)166 x 136 x 173 cm
Weight1,100 kg
RefrigerantR-449A / NH3 / CO2 
Pre-CoolerOptional pre-cooler for uniform production up to +15°C/59°F
Condenser5°C/41°F = 3,600 L/h
10°C/50°F = 4,400 L/h
15°C/59°F = 6,000 L/h
20°C/68°F = 11,700 L/h
Liquid Ice System | BP-130
Refrigeration Capacity90.0 kW / 77,400 kcal/h or 1,857,000 kcal per 24 hours
Variable Production Range1,380 L/h with 40% ice to 3,070 L/h with 10% ice
Filtration5-micron filter prevents ingestion of foreign objects
Minimum Salt Concentration3% NaCl required for Optim-ICE® production
Power Consumption45.0 kW
Dimensions (LxWxH)226 x 136 x 173 cm
Weight1,570 kg
RefrigerantR-449A / NH3 / CO2 
Pre-CoolerIntegrated pre-cooler for uniform production up to +15°C/59°F
Condenser5°C/41°F = 5,500 L/h
10°C/50°F = 7,000 L/h
15°C/59°F = 10,900 L/h
20°C/68°F = 27,500 L/h
Liquid Ice System | BP-140
Refrigeration Capacity107.0 kW / 92,020 kcal/h or 2,208,000 kcal per 24 hours
Variable Production Range1,780 L/h with 40% ice to 3,650 L/h with 10% ice
Filtration5-micron filter prevents ingestion of foreign objects
Minimum Salt Concentration3% NaCl required for Optim-ICE® production
Power Consumption52.0 kW
Dimensions (LxWxH)286 x 136 x 173 cm
Weight2,010 kg
RefrigerantR-449A / NH3 / CO2 
Pre-CoolerIntegrated pre-cooler for uniform production up to +15°C/59°F
Condenser5°C/41°F = 5,700 L/h
10°C/50°F = 7,300 L/h
15°C/59°F = 9,900 L/h
20°C/68°F = 17,700 L/h

Customer cases or testimonials

Discover how our solutions have helped clients around the world improve efficiency, quality, and results across their processing operations.
Pétur H. Pálsson
Director
“We have used the OptimICE® equipment in our fishing vessels for many years. Our experience has been outstanding. It gives us, without a doubt, better quality, longer shelf life, reduced labor hours, and better price for our products.”
Erik Velsko
Owner
"KAPP's OptimICE® liquid slurry ice system has been a game-changer for our Pacific cod pot fishing operation in Western Alaska. The increased shelf-life, coupled with the improved catch, handling, and chilling methods, has resulted in exceptional Pacific cod products that far exceed the industry standard. We hope our slurry-ice treated Kaia Cod™ becomes the benchmark for excellence in the North Pacific cod fisheries."
Kristján Vilhelmsson
Managing director - Ships operations
"We have used the OptimICE® Liquid ice systems in our fishing vessels for a long time. Our experience is very good. It gives us better quality, longer shelf life and the labor hours are reduced. We get a higher price for our products".

Contact us

KAPP Iceland
Kópavogur: +354 587 1300 · kapp@kapp.com
Skaginn / Akranes: +354 430 2000 · kapp@kapp.com

KAPP USA
Seattle: +1 (206) 283-9655 · kapp@kapp.com

KAPP Norway
Ulsteinvik: +47 994 097 33 · kapp@kapp.com

24/7 Emergency Support
OptimICE®: +354 664 1310
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