hmpe FISH CAGE

Q: What is a Fish Farming Cage?

The fish farming cage , also known as an aquaculture net cage, is usually made from synthetic fibers and other high-strength materials woven into a mesh structure. They are designed with different mesh sizes to suit the needs of different fish species, allowing you to carry out large-scale farming within a controlled space.

Q: How does a Fish Farming Cage benefit fish farming?

Based on your farming needs, Duracordix Aquaculture cages are designed to provide an ideal solution for fish farming. You can place them freely in lakes with good water quality or in deep-sea environments. The natural water flow supplies your fish with ample oxygen, promoting healthy growth while preventing escapes, making them perfect for high-density farming and increasing your production yield. You can choose different types of cages to farm a variety of species, such as salmon, trout, tilapia, grouper, and yellow croaker. The cages require only a one-time infrastructure investment and are made from high-performance synthetic fiber , making them lightweight, durable, and easy for you to replace, maintain, and service, keeping long-term costs low. Additionally, since fish eggs can easily fall through the mesh, overpopulation is prevented, supporting faster growth and helping you achieve efficient, sustainable aquaculture management.

Q: How do Fish Farming Cages improve fish growth rates?

In cage farming, you can take advantage of natural water flow to increase oxygen levels in the water, which boosts the fish’s metabolism and growth. The cage also protects the fish from predators , giving them a safe and comfortable environment that supports faster value growth. Because the fish are kept within a defined area, you can feed them more precisely , and they don’t need to search for food on their own, making it easier for them to adapt to the farming environment. You can also increase the stocking density safely without worrying about fish escaping. With less need for constant swimming, the fish conserve more energy , which further promotes faster and more efficient growth. sh sizes to suit the needs of different fish species, allowing you to carry out large-scale farming within a controlled space.

Q: How do I maintain and clean Fish Farming Cages?

1. Regular Inspection You need to inspect the netting every month to check for any tears or damage caused by predators such as seals or sharks. At the same time, check the overall cage frame to ensure it remains stable, and look for any biofouling (algae, barnacles, or other attachments) on the netting that may need attention. 2. Net Cleaning You can use a high-pressure water jet to remove algae and other attachments from the netting. For areas where the mesh is clogged , you can also dive and use brushes to clean and unclog it. At the end of a farming cycle, the netting can be removed for thorough cleaning . To reduce fouling in the future, you can choose cage nets with anti-fouling coating during customization to minimize biofouling accumulation. 3. Structural Maintenance You should regularly check the cage structure and reinforce any loose or slightly deformed areas. This helps prevent serious deformation or loosening caused by prolonged exposure to waves, wind, or external attacks, ensuring the cage remains stable and secure.

Your Lighter, and Stronger, Eco-friendly and cost-effective option for aquaculture

HMPE FISH CAGE

Duracordix HMPE fishing cages typically use synthetic rope for the frame, with the main body of the cage made from high molecular weight polyethylene (HMPE) netting. The mesh size can be customized according to your specific fish farming requirements. The base is made from a mesh structure to ensure cage stability and prevent fish from escaping. The entire system forms a sealed cage for fish farming.

Lightweight,easy to handle
Strong, maintaining high strength even in water
Highly resistant to corrosion and tearing.

Specification

As a supplier and manufacturer of HMPE fishing cage, we offer a wide range of sizes to meet your needs.

D Number on the Netting	Mesh Size (mm)	Surface Density (g/m²)	Netting Twine Diameter (mm)	Mesh Shape	Mesh Breaking Strength
5000	70	75	1.5	Rhombus	49
7000	80	82	1.8	Rhombus	54
8000	35	205	2.1	Hexagon	101
8000	50	135	2.1	Hexagon	101
10000	35	220	2.4	Rhombus	108
12000	35	280	2.6	Hexagon	144
20800	55	250	3	Rhombus	264
24000	55	350	3.2	Rhombus	277
32000	55	420	3.8	Rhombus	344.7
64000	85	600	6.7	Rhombus	647
72000	85	650	8	Rhombus	884
96000	85	1100	9.8	Hexagon	731
216000	85	1300	12	Rhombus	1498

Note: other sizes are available upon request.

HMPE Fish Cage

PE Fish Cage

You can find the difference between the hmpe net and pe net for fishing cage

Weight:The material properties of UHMWPE fibers are stronger, and the HMPE fishing net weighs only one-third of the PE fishing net. In contrast, the PE fishing net is heavier and not easy for you to handle.
Strength: The HMPE fishing net has a higher tensile strength than the PE fishing net. At the same weight, the HMPE net is 50% stronger than the PE net, allowing your net to better withstand attacks from other marine predators.
Flexibility: Due to the properties of its fibers, HMPE has better flexibility, allowing you for easier adjustment of the net’s shape and more flexible and convenient installation. In contrast, the PE fishing net is stiffer and lacks the flexibility of the HMPE fishing net.
Cost：Generally, the cost of a PE fishing net is much lower than HMPE fishing net. However, the durability and wear resistance of PE are far inferior to UHMWPE fibers, which means it requires you to replace and maintain it more frequently. In contrast, the HMPE fishing net has a lower replacement frequency, and in the long run, your cost is more advantageous than that of the PE fishing net.
Life Service: The lifespan of an HMPE fishing net is around 6 years, while the lifespan of a PE fishing net is only in 2.5 years. The HMPE fishing net give you a longer service life and a lower replacement frequency.
Range of Fishing Activity: The HMPE fishing net is suitable for your large-scale commercial aquaculture and deep-sea farming. In contrast, the PE fishing net is more suitable for your small-scale farming and use in controlled environments.
Fish Quality: The HMPE fishing net’s high strength and antifouling coating allow for smaller mesh sizes, reduce pollutant buildup, and improve oxygen flow and water circulation, promoting fish growth and quality. In contrast, the PE fishing net attracts more pollutants, limiting water flow and oxygen supply, which negatively impacts fish quality.

project Cases

Numerous successful cases give you peace of mind in choosing our HMPE fish nets

FAQs

Answers to Duracordix Fish Farming Cage Questions – Get Informed!

What is a Fish Farming Cage?

The fish farming cage, also known as an aquaculture net cage, is usually made from synthetic fibers and other high-strength materials woven into a mesh structure. They are designed with different mesh sizes to suit the needs of different fish species, allowing you to carry out large-scale farming within a controlled space.

What are the main types of Fish Farming Cages?

Aquaculture cages can be classified based on location and function as well as material type.

By location and function, they include:

Fixed cages – Installed in shallow waters with stable structures.
Floating cages – Positioned on the water surface, suitable for lakes, rivers, and sheltered coastal areas.
Submerged cages – Kept entirely underwater for specific farming conditions.
Submersible cages – Adjustable in depth, allowing operators to raise or lower the cage for harvesting or storm protection.

By material, they can be categorized into:

HMPE aquaculture cages
Nylon fish cages
HDPE aquaculture cages
And other customized material combinations.

As a professional fish cage supplier in China, Duracordix offers fully custom-designed aquaculture cages tailored to your specific project requirements—whether you are farming in deep-sea environments or freshwater lakes, we provide reliable, high-quality solutions to support your operations.

How does a Fish Farming Cage benefit fish farming?

Based on your farming needs, Duracordix Aquaculture cages are designed to provide an ideal solution for fish farming. You can place them freely in lakes with good water quality or in deep-sea environments. The natural water flow supplies your fish with ample oxygen, promoting healthy growth while preventing escapes, making them perfect for high-density farming and increasing your production yield.

You can choose different types of cages to farm a variety of species, such as salmon, trout, tilapia, grouper, and yellow croaker. The cages require only a one-time infrastructure investment and are made from high-performance synthetic fiber, making them lightweight, durable, and easy for you to replace, maintain, and service, keeping long-term costs low.

Additionally, since fish eggs can easily fall through the mesh, overpopulation is prevented, supporting faster growth and helping you achieve efficient, sustainable aquaculture management.

What size Fish Farming Cage do I need?

How do Fish Farming Cages improve fish growth rates?

In cage farming, you can take advantage of natural water flow to increase oxygen levels in the water, which boosts the fish’s metabolism and growth. The cage also protects the fish from predators, giving them a safe and comfortable environment that supports faster value growth.

Because the fish are kept within a defined area, you can feed them more precisely, and they don’t need to search for food on their own, making it easier for them to adapt to the farming environment. You can also increase the stocking density safely without worrying about fish escaping.

With less need for constant swimming, the fish conserve more energy, which further promotes faster and more efficient growth.

sh sizes to suit the needs of different fish species, allowing you to carry out large-scale farming within a controlled space.

How do I maintain and clean Fish Farming Cages?

1. Regular Inspection

You need to inspect the netting every month to check for any tears or damage caused by predators such as seals or sharks. At the same time, check the overall cage frame to ensure it remains stable, and look for any biofouling (algae, barnacles, or other attachments) on the netting that may need attention.

2. Net Cleaning

You can use a high-pressure water jet to remove algae and other attachments from the netting. For areas where the mesh is clogged, you can also dive and use brushes to clean and unclog it. At the end of a farming cycle, the netting can be removed for thorough cleaning. To reduce fouling in the future, you can choose cage nets with anti-fouling coating during customization to minimize biofouling accumulation.

3. Structural Maintenance

You should regularly check the cage structure and reinforce any loose or slightly deformed areas. This helps prevent serious deformation or loosening caused by prolonged exposure to waves, wind, or external attacks, ensuring the cage remains stable and secure.