• SL series freeze dryers

Description

Positioning & Core Design Advantages

The SL series freeze dryers are designed for the international market, featuring an integrated, modular design that optimizes space utilization. The compact and well-organized structure perfectly adapts to the layout needs of factories worldwide. All units are integrated designs, with complete installation, commissioning, and performance testing pre-done in the factory. Users require no additional on-site construction; simply unpack and power on to start production, significantly saving time and labor costs. They are also compatible with standardized container shipping, significantly reducing cross-border transportation costs and providing global customers with a convenient and efficient procurement experience. Its spatial adaptability and compatibility with diverse scenarios are particularly outstanding: the installation area is extremely small, and it can be flexibly deployed even in factories with limited space, making it an ideal choice with limited space; moreover, with its high cost-performance advantage, it covers diverse scenarios such as food processing, agricultural product preservation, and specialty product production.

Core Technologies & Smart O&M Highlights

Full-process in-place

Equipped with advanced in-place freeze technology, there is no need to configure additional refrigerators or blast freezers. Fresh materials can be directly put into the equipment to start the freeze-drying process, no need to transfer the products in the middle of processing. This avoids the risk of material contamination, ensures production hygiene standards, and reduces waiting and transfer time, thereby reducing labor cost.

Intelligent Remote Control

Supports real-time monitoring of production data via mobile App, including key information such as pressure, temperature, and operating status. Users can remotely judge the completion status of material freeze-drying without the need for dedicated personnel on-site, realizing an efficient operation and maintenance mode of "one-click start and departure, and return after freeze-drying is completed ", further reducing manpower input

Multi-purpose expansion

Relying on the powerful performance of in-situ freeze technology, it can be used directly as a quick-freezer during the peak fruit harvest season, producing 7 batches of quick-frozen products per day, realizing the dual functions of "freeze-drying + quick-freezing", maximizing equipment utilization and reducing investment costs for single production scenarios.

Structural & energy optimization

Modular and flexible loading: Large-sized dryers adopt a modular design, equipped with two or more movable modules, which can be easily moved by a wheels. This not only achieves efficient and continuous in-situ loading, but also allows for flexible switching to off-site loading mode, adapting to different needs such as rapid mass production or fine small-batch processing, with a high degree of operational freedom.  Special medium and defrosting technology: The shelf is equipped with a silicone oil heat transfer medium, which can withstand a wide temperature range of use from -50℃ to above 100℃ , with excellent heat transfer stability and durability; the water trap adopts hot air defrosting technology, and the defrosting process can be completed without consuming a single drop of water after the batch production is completed , which saves water, simplifies the operation process, and reduces production cost.

Quality & Global Compatibility

The SL series takes "intelligence, efficiency, and low cost" as its core values, and reduces the cost of production throughout the entire life cycle while ensuring production quality: the on-site production mode reduces the risk of material contamination and meets international food hygiene standards; the modular and container design takes into account both flexibility and stability and adapts to the factory specifications of different regions; container transportation and installation-free design break down the geographical barriers of international procurement.

From a functional perspective, the equipment not only meets conventional freeze-drying needs but also helps users cope with seasonal production fluctuations through its multi-functional "quick-freeze + freeze-dry" capability. The combination of intelligent remote control and on-site operation completely changes the traditional manpower-dependent model of freeze-drying production, providing global users with a "worry-free, time-saving, and cost-effective" production solution. Whether for international entrepreneurs, regional specialty food producers, international companies seeking efficient production equipment, the SL series, with its outstanding advantages, becomes a high performance, cost-effective choice in the global freeze-drying production field.
SL Series Technical Parameter

SL Series Technical Parameter

Model SL-1000 SL-1250 SL-1500 SL-2000 SL-2500
Capacity 1000kg 1250kg 1500kg 2000kg 2500kg
Condenser -45°C -45°C -45°C -45°C -45°C
Shelf(°C) -35 to 80 -35 to 80 -35 to 80 -35 to 80 -35 to 80
Product(°C) -35°C -35°C -35°C -35°C -35°C
Shelf(m²) 100m² 125m² 150m² 200m² 250 m²
Compressor included included included included included
Refrigerant R507A R507A R507A R507A R507A
Cooling Air/water Air/water Air/water Air/water Air/water
Vacuum included included included included included
Pressure 10 Pa 10 Pa 10 Pa 10 Pa 10 Pa
Defrost Hot air Hot air Hot air Hot air Hot air
Power 164kw 204kw 243kw 305kw 363kw
Control PLC+HMI PLC+HMI PLC+HMI PLC+HMI PLC+HMI
Installation 45 m² 60 m² 65 m² 70 m² 80 m²
Dimension (m) 7.6×1.8×2.35 9.8×1.8×2.35 11.6×1.8×2.4 10.6×2.5×2.5 11.6×2.5×2.5
Weight (kg) 10000 12000 13000 15000 16000
Model SL-1000 SL-1250 SL-1500 SL-2000 SL-2500
Capacity1000kg1250kg1500kg2000kg2500kg
Condenser-45°C-45°C-45°C-45°C-45°C
Shelf(°C)-35 to 80-35 to 80-35 to 80-35 to 80-35 to 80
Product(°C)-35°C-35°C-35°C-35°C-35°C
Shelf(m²)100m²125m²150m²200m²250m²
Compressorincludedincludedincludedincludedincluded
RefrigerantR507AR507AR507AR507AR507A
CoolingAir/waterAir/waterAir/waterAir/waterAir/water
Vacuumincludedincludedincludedincludedincluded
Pressure10 Pa10 Pa10 Pa10 Pa10 Pa
DefrostHot airHot airHot airHot airHot air
Power164kw204kw243kw305kw363kw
ControlPLC+HMIPLC+HMIPLC+HMIPLC+HMIPLC+HMI
Installation45m²60m²65m²70m²80m²
Dimension (m)7.6×1.8×2.359.8×1.8×2.3511.6×1.8×2.410.6×2.5×2.511.6×2.5×2.5
Weight (kg)1000012000130001500016000

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