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Jiesheng's Industrial Nitrogen IQF Tunnel Freezer masters the challenge of freezing durian. Reaching -196°C, it instantly locks in the unique creamy texture and pungent aroma. This freezing equipment ensures minimal quality loss, making it ideal for industrial-scale production of premium frozen durian pulp and products.
LND
WUYE
12 months
Customized
Nitrogen
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Jiesheng's Industrial Nitrogen IQF Tunnel Freezer masters the challenge of freezing durian. Reaching -196°C, it instantly locks in the unique creamy texture and pungent aroma. This freezing equipment ensures minimal quality loss, making it ideal for industrial-scale production of premium frozen durian pulp and products.
Automatic temperature control
Continuous production
Easy to operate
Save liquid nitrogen

| Product name | Liquid nitrogen quick freeze | Temperature | -40℃~0℃ |
| Application | Pasta, fruits and vegetables, seafood, etc. | Quick freezing time | 10-15 minutes |
| Capacity | 300-2000kg/h | Structural features | Up and down lifting structure |
| Mesh belt material | Food grade stainless steel SUS304 | Mesh belt width | 1000~1600mm |
Liquid nitrogen contact causes instant vaporization, pulling heat away 5-10 times faster than standard freezers. This rapid temperature drop pushes durian through its critical ice crystal zone (0 to -5°C) in minutes. The extremely fine ice crystals preserve the fruit's cellular structure, preventing sogginess and separation upon thawing, and perfectly maintaining its signature creamy mouthfeel and intense flavor.
√ √ √ √ √ √ √ √ | -196°C Ultra-Fast Freezing Freezing completes in 10-30 minutes Minimal texture change, preserves creamy taste Micro ice crystals, protects cell integrity High-volume continuous processing Hygienic lift-up design for easy cleaning Superior food safety assurance Fully automated, reduces labor cost | × × × × × × × × | -30°C Slow Freezing Process Takes 6 to 48 hours Texture becomes watery, flavor loss Large ice crystals damage structure Small batch capacity, inconsistent results Fixed design, cleaning difficulties Potential hygiene risks Manual handling, labor-intensive |

Food grade stainless steel
The conveyor system is constructed from food-grade SUS304 stainless steel, offering high strength, excellent tensile and corrosion resistance. The thickened mesh and shafts are designed for extended service life, ensuring reliable performance in demanding fruit processing applications.
Up and down lifting structure
The split lifting mechanism allows the entire freezing chamber to be elevated. This provides complete access for sanitation and maintenance, fully complying with HACCP food safety management standards.
Independent fan
Strategically placed independent stirring fans in each zone guarantee a uniform temperature distribution throughout the tunnel. This eliminates turbulent interference and ensures every durian piece receives consistent, high-quality freezing.
Actual production cases
This freezer is specifically ideal for high-value, delicate products like durian pulp, whole-segment durian, other tropical fruits, premium seafood (scallops, lobster), and ready-to-eat desserts. It excels at preserving the texture, aroma, and taste of challenging products, making it essential for premium food processing lines.

| Frozen squid | Frozen bamboo shoots | Frozen crayfish |
The Liquid Nitrogen Tunnel Freezer utilizes ultra-low temperature (-196°C) liquid nitrogen (LN2) to achieve instant freezing, preserving product freshness, color, and nutritional value—critical for high-value items. By rapidly lowering product temperatures (at a rate of 5–10°C per second), it minimizes cell damage in delicate foods like sushi-grade fish, gourmet pastries, and probiotic yogurts. This equipment is also used in pharmaceutical processing for stabilizing temperature-sensitive biologics.
The 24-Hour Cycle Plate Freezer is specifically designed for commercial meat processing, enabling continuous freezing of bulk meat products such as beef cuts, poultry carcasses, and pork loins. Its hydraulically operated stainless steel plates apply uniform pressure to meat blocks, ensuring rapid heat transfer and minimizing ice crystal formation—critical for preserving muscle texture and juiciness. This equipment is widely used in abattoirs, meat packing plants, and distribution centers, supporting seamless integration into post-slaughter processing lines.
The Multipass Belt IQF Tunnel Freezer is engineered for large-scale food processing, offering low shrinkage and high product integrity across high-volume production runs. Its multi-tiered belt system maximizes freezing efficiency by exposing products to cold air (-30°C to -40°C) during multiple passes, making it ideal for dense or irregularly shaped items like French fries, chicken nuggets, and pizza toppings. This equipment integrates seamlessly into automated lines, from pre-processing to packaging, ensuring consistent quality in mass-produced frozen foods.
The Industrial IQF Freezer Machine employs Individual Quick Freezing (IQF) technology to freeze food products individually, preventing clumping and preserving texture—key for products sold as single pieces (e.g., frozen peas, shrimp, and berries). It uses high-velocity cold air (-30°C to -40°C) to create a protective ice glaze around each item, locking in moisture and nutrients. This equipment is essential for processors of fruits, vegetables, seafood, and ready-to-eat meals, supporting both retail and foodservice supply chains.