MATTON spiral freezer is a continuous, compact industrial freezing system that employs a helical conveyor belt to transport products vertically around a rotating drum—thereby maximizing production capacity within a minimal floor footprint. Operating at temperatures ranging from –45°C to –50°C, spiral freezers are ideally suited for high-volume Individually Quick Frozen (IQF) processing of meat, poultry, bakery, and dairy products.
Key Features and Benefits
Space-Saving Efficiency: By stacking multiple conveyor tiers vertically, spiral freezers optimize overhead space—making them significantly more space-efficient than linear tunnel freezers, particularly in facilities with constrained floor area.
Optimal Airflow and Product Quality: Horizontal, low-temperature airflow ensures rapid, uniform freezing while minimizing moisture loss—preserving product integrity and delivering consistent IQF quality.
Hygienic Design: Modern spiral freezers feature full stainless-steel construction, self-stacking conveyor belts that inhibit debris accumulation, and integrated Clean-in-Place (CIP) systems—ensuring compliance with stringent food safety standards.
Versatile Operation: Flexible infeed and outfeed configurations support diverse production layouts, and continuous operation for up to 144 hours without defrosting is achievable.
Types of Spiral Freezers
Mechanical: Utilizes mechanical refrigeration to circulate chilled air within a fully insulated enclosure.
Cryogenic: Employs liquid nitrogen (LN₂) or carbon dioxide (CO₂) to achieve ultra-rapid freezing at extremely low temperature.
Spiral Freezer Capacity
MATTON offers support for both customized production capacities and standard models.
| Name | Dimensions(m) | Mesh belt width(m) | Installed Power(kw) | Refrigeration Capacity(kw) | ||
| DLX150 | 3.8 | 2.7 | 2.4 | 0.3 | 2.75 | 23 |
| DLX300 | 5 | 3.7 | 2.4 | 0.45 | 7.35 | 46 |
| DLX500 | 5.5 | 3.7 | 3.3 | 0.45 | 7.35 | 77 |
| DLX1000 | 6.8 | 5 | 3.36 | 0.6 | 15 | 155 |
| DLX1500 | 6.8 | 5 | 4.46 | 0.6 | 15.7 | 230 |
| DLX2000 | 7.2 | 5.3 | 5 | 0.65 | 20.2 | 310 |
| DLX3000 | 7.2 | 6 | 6.55 | 0.65 | 20.2 | 460 |
150kg/h-6000kg/h, according to the customer’s actual requirements and space limitation of non-standard design and manufacture.
Insulation Library Body

Main Frame
The main frame of the rotating cage column support, shaft, transmission gear, and chain of the quick-freezing device are all made of SUS304 stainless steel, which meets the food certification requirements of QS, FDA, and so on. The stainless steel guide rail is covered with wear-resistant polymer composite material, which can fully guarantee the minimum friction coefficient between the frame and the stainless steel conveyor belt. All structural parts are fully welded.
All the rollers, drums, and guide rails that rub against the mesh belt are made of ultra-high molecular weight polyethylene to ensure the wear resistance between them and the stainless steel conveyor belt.

Evaporator
The evaporation tube and fins of the evaporator are all made of rust-proof aluminum alloy. The liquid supply and heat exchange methods are advanced and efficient. The evaporation tube is φ25×m2.2, the fin thickness is 0.4mm, and the high flanging is 10-12mm. Stainless steel outer frame, withstand voltage test ≥24kg/cm2, efficiency is 30% higher than ordinary evaporator.
The evaporator adopts a variable fin pitch design, the fin pitch at the air inlet is 20mm, and the fin pitch at the outlet is 10mm. This variable fin pitch structure ensures uniform and slow frosting on the evaporator, extending the continuity of the quick-freezer operating hours.
Cold Air Circulation System
Conveyor Belt
Refrigeration System
Optimized Low-Temperature Performance: Specifically selected Bitzer models (e.g., the ECOLINE series or CSH/OS. series) provide exceptional Isentropic Efficiency, ensuring a consistent “Refrigeration Capacity Required” (kW) even at evaporating temperatures as low as -40°C or -45°C.
Capacity Control & Energy Saving: Equipped with CRII mechanical capacity control or External Frequency Inverters (VFD). This allows the system to adjust cooling output based on the actual food load, reducing energy consumption by up to 20%.
Multi-Refrigerant Compatibility: Our Bitzer-powered units are versatile, supporting standard HFCs (R404A, R507) and eco-friendly options such as CO2 (R744) or Ammonia (NH3) for future-proof compliance.
Advanced Protection Systems: Includes integrated SE-B monitoring units for motor temperature, phase sequence, and oil pressure, preventing unexpected mechanical failure.
Technical Specifications & Key Features
| Feature | Technical Detail |
| Freezing Capacity | 200kg/h – 6,000kg/h (Customizable) |
| Refrigeration Capacity Required | Optimized based on product enthalpy and throughput (kW) |
| Refrigerant Options | Compatible with Ammonia (NH3), CO2, or R404A/R507 systems |
| Belt Material | Food-grade SUS304 Stainless Steel or High-Density Polyethylene |
| Control System | Siemens/Allen-Bradley PLC with HMI Touchscreen |
| Hygiene Standard | Fully compliant with GMP and FDA requirements |
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High-Efficiency Industrial Spiral Freezer | Advanced IQF Solutions for Food Processing
Maximize Production Yield with Precision Freezing Technology
Our Industrial Spiral Freezer is engineered for high-capacity food processing lines, providing consistent, high-quality Individual Quick Freezing (IQF) for a wide range of products. From poultry and seafood to prepared meals and delicate pastries, our system ensures minimal dehydration and maximum flavor retention.
Designed with a compact footprint and a vertical airflow system, this spiral freezer optimizes floor space while delivering superior thermal exchange efficiency.
Technical Specifications & Key Features
| Feature | Technical Detail |
| Freezing Capacity | 150kg/h – 5,000kg/h (Customizable) |
| Refrigeration Capacity Required | Optimized based on product enthalpy and throughput (kW) |
| Refrigerant Options | Compatible with Ammonia (NH3), CO2, or R404A/R507 systems |
| Belt Material | Food-grade SUS304 Stainless Steel or High-Density Polyethylene |
| Control System | Siemens/Allen-Bradley PLC with HMI Touchscreen |
| Hygiene Standard | Fully compliant with GMP and FDA requirements |
Why Choose Matton Spiral Freezing System?
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Superior Hygiene & Easy Cleaning: Features a fully welded stainless steel structure and an integrated CIP (Cleaning-In-Place) system to ensure the highest food safety standards.
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Energy Efficiency: Advanced insulation panels and high-efficiency fans reduce “Refrigeration Capacity Required” (kW), lowering your operational overhead.
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Low Maintenance Design: The heavy-duty drive system and tension-control technology ensure long-term stability with minimal downtime.
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Flexible Configuration: Available in single-drum or double-drum setups to fit your specific factory layout and production flow.

Providing Reliable IQF Solutions for Global Food Processors
Leveraging years of deep expertise in food machinery and a global supply chain, we deliver world-class freezing technology directly to your facility. Join our network of satisfied clients spanning over 30 countries worldwide.
Video of the spiral blast freezer inspection: https://youtu.be/G3L6jyrHob0
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