Large Scale Vacuum Freeze Dryer LLFD-B11

Large Scale Vacuum Freeze Dryer LLFD-B11 is rectangular type, cylindrical compact structure. It offers manual and auto control mode, sensor calibration, intelligent temperature control, freeze drying termination reminding and other functions. The temperature ranges from -50℃ to +70℃ and offers 3+1 layers of shelf with 70 mm if shelf spacing and size of each shelf is 270 mm × 400 mm. Material used AISI 304 stainless steel, top and bottom plate thickness 5 mm. Features CFC Free refrigerant and PT-100 platinum resistance temperature sensor. Designed with refrigeration system, shelf, condenser, vacuum system and liquid circulation system. The heat is transferred to the inner space of the vacuum chamber and absorbed heat during sublimation efficiently. The product is dried completely and evenly.

Drying Chamber
  • Freeze-drying area: 0.32 m<sup>2</sup>
  • Layers of shelf: 3 + 1
  • Temperature scope of shelf: -50℃ to +70℃(no-load)
  • Shelf temperature error: ±1℃ (in balance)
  • Shelf spacing: 70 mm
  • Size of shelf: 270 mm × 400 mm
Condenser
  • Min. Temperature of condenser: ≤-70℃ (no-load)
  • Water-capture capability: >6 Kg
  • Liquid material: 3L (Thickness: 10 mm)
  • Defrosting: Electric defrosting
  • Final Vacuum degree: ≤ 5Pa
  • Style of cooling: Fan cooling
Shelf
  • Shelf effective area: 0.32 m<sup>2</sup>
  • Shelf size: 270 mm × 400 mm
  • Shelf numbers: 3+1 Top shelf as temperature compensating plate
  • Material number plate: 3 pcs
  • Shelf spacing: 70 mm
  • Shelf material: AISI 304 stainless steel, Top and bottom plate thickness 5 mm
  • Shelf temperature range: -50℃ to +70℃ (no-load)
Condenser Design
  • Condenser Shape: Vertical type, cylindrical Compact structure, better water capture ,easy to clean and defrosting
  • Condenser material: AISI 304 stainless steel
  • Coiling pipe material: Copper
  • Condenser water capture: ≥ 30 kg
  • Condenser Temperature Decreasing: +20℃ to 40℃, within 30 minutes
  • Condenser Min. temp.: ≤ -75℃
  • System final vacuum degree: ≤ 5 Pa
  • Thermal insulation material: Polyurethane foams
Refrigeration System
  • Refrigerator: France original imported TECUMSEH full closure compressor
  • Refrigerant: CFC Free refrigerant
  • Refrigerator number: 2 sets
  • Shelf refrigeration: 1 sets (shelf refrigeration at same time, indirect refrigeration)
  • Condenser refrigeration: 1 set (shelf refrigeration at same time, direct refrigeration)
Vacuum System
  • Double stage rotary vane pump: World famous brand
  • Quantity: 1 set
  • Vacuum gauge: Reborn
  • Chamber pumping rate: Atmosphere 10 Pa ≤30 minutes (in dry condition)
  • System Maximum vacuum: ≤ 5Pa
  • System leaking rate: ≤ 10 Pa·l / sec
Liquid Circulation System
  • Liquid: Low viscosity silicon oil( 25˚C, 5cst )National qualified product
  • Liquid tubing material: AISI 304, welding, heat keeping
  • Circulation pump: WILO, original imports, web rotor canned pump From Germany brand , world famous brand
  • Circulation pump quantity: 1 set
  • Heating rate: 0.8 kW
  • Heating control style: Solid-state relay
  • Stainless steel plate heat exchanger: Well-known brands
  • Temperature sensor: PT-100 platinum resistance
Control style Automatic and manual control
Noise ≤ 80 dB
Installation Power 3.0 kW (this is installed power, not running power)
Power supply Single phases, 220V
Dimension 770 × 750 × 1520 mm
Weight About 400 kg
  • Designed with freeze drying area 0.32 m2
  • Offers vertical type, cylindrical compact structure
  • Designed with rectangular type dry chamber, Pre-freezing, drying in same chamber without any manual operation
  • Offers PLC control with 7 inch LCD touch graphic display, can be operated in auto, semi-auto and manual mode
  • Roughness of inner wall is Ra ≤ 0.6 μm
  • Opening direction clockwise or anticlockwise
  • Material used AISI 304 stainless steel and door material ACRYLIC
  • Working temperature ranges from -50℃ to +70℃
  • Thermal insulation material used is Polyurethane foams
  • Equipped with PT-100 platinum resistance temperature sensor
  • Designed with refrigeration system, shelf, condenser, vacuum system and liquid circulation system
  • Adopts Electric defrosting mode
  • Environmental-friendly refrigerant

Large Scale Vacuum Freeze Dryer is used in Bio-Pharma industry to freeze dry and store drug and medicinal product, materials, other biomaterials. Also used in food industry to freeze dry fruits and vegetables, fish and meat, Processed and raw food material to increase their shelf life and maintain quality.

Related Products of Large Scale Freeze Dryer

The TLFD is the largest freeze dryer with all the features and advantages of our smaller freeze dryers, but on a production scale, enabling large scale, controllable freeze drying of bulk samples in a single cycle. Featuring the very latest technology in operator control, the TLFD series has user friendly interface which allows freeze drying 'recipes' to be pre-programmed and stored, giving the end user both flexibility and confidence in the control and monitoring of the entire freeze drying process.

Condenser temperature - 70 °C
Condenser capacity 80 kg / 24 h
Freeze drying area 5.5 m²
Bulk capacity 80 L
Condenser temperature - 70 °C
Condenser capacity 120 kg / 24 h
Freeze drying area 7.75 m²
Bulk capacity 120 L
Condenser temperature - 70 °C
Condenser capacity 60 kg / 24 h
Freeze drying area 4.4 m²
Bulk capacity 60 L
Drying Chamber
Freeze-drying area 2.25 m<sup>2</sup>
Layers of shelf 5 + 1
Temperature scope of shelf -50℃ to +70℃(no-load)
Shelf temperature error ±1℃ (in balance)
Shelf spacing 80 mm
Size of shelf 500 mm × 900 mm
Condenser
Min. Temperature of condenser ≤-70℃ (no-load)
Water-capture capability >30Kg
Liquid material 22 (Thickness: 10 mm)
Defrosting Water soaking
Final Vacuum degree ≤ 5Pa
Style of cooling Fan cooling
Shelf
Shelf effective area 2.25 m<sup>2</sup>
Shelf size 500 mm × 900 mm
Shelf numbers 5+1 Top shelf as temperature compensating plate
Material number plate 10 pcs
Shelf spacing 80 mm
Shelf material AISI 304 stainless steel, Top and bottom plate thickness 5 mm
Condenser Design
Condenser Shape Vertical type, cylindrical Compact structure, better water capture ,easy to clean and defrosting
Condenser material AISI 304 stainless steel
Coiling pipe material AISI 304 stainless steel
Condenser water capture ≥ 30 kg
Condenser Temperature Decreasing +20℃ to 40℃, within 30 minutes
Condenser Min. temp. ≤ -70℃
Defrosting Water soaking
Thermal insulation material Polyurethane foams

Pilot Freeze Dryer

With the introduction of the pilot freeze dryers, we have established the connecting factor between a typical bench-top freeze dryer used in laboratories and the industrial large scale freeze dryers.

Condenser temperature - 70 °C
Condenser capacity 15 kg / 24 h
Freeze drying area 1.15 m²
Bulk capacity 11 L
Condenser temperature - 70 °C
Condenser capacity 10 kg / 24 h
Freeze drying area 0.7 m²
Bulk capacity 6 L
Condenser temperature - 70 °C
Condenser capacity 10 kg / 24 h
Freeze drying area 0.5 m²
Bulk capacity 5 L

Laboratory Floor model Freeze Dryer

Floor model freeze dryer is a compact console with casters that make it easy to move.

Condenser temperature - 80 °C
Condenser capacity 6 kg / 24 h
Freeze drying area 0.18 m²
Bulk capacity 1.8 L
Condenser temperature - 50 °C
Condenser capacity 3 kg / 24 h
Freeze drying area 0.08 m²
Bulk capacity 0.8 L
Condenser temperature - 50 °C
Condenser capacity 3 kg / 24 h
Freeze drying area 0.12 m²
Bulk capacity 1.2 L

Large Scale Freeze Dryer

The TLFD is the largest freeze dryer with all the features and advantages of our smaller freeze dryers, but on a production scale, enabling large scale, controllable freeze drying of bulk samples in a single cycle. Featuring the very latest technology in operator control, the TLFD series has user friendly interface which allows freeze drying 'recipes' to be pre-programmed and stored, giving the end user both flexibility and confidence in the control and monitoring of the entire freeze drying process.

Condenser temperature - 70 °C
Condenser capacity 60 kg / 24 h
Freeze drying area 4.4 m²
Bulk capacity 60 L
Condenser temperature - 70 °C
Condenser capacity 80 kg / 24 h
Freeze drying area 5.5 m²
Bulk capacity 80 L
Condenser temperature - 70 °C
Condenser capacity 120 kg / 24 h
Freeze drying area 7.75 m²
Bulk capacity 120 L

Laboratory Bench-top Freeze Dryer

The Bench-top Series boasts a 3-4 kg per 24 hour condensing rate. For water based samples, -55°C condenser is the perfect choice. For samples containing solvents or with low eutectic points, -80°C condenser provides maximum performance. Designed for maximum flexibility and performance, Benchtop Freeze dryers can be customized with a range of accessories to support the needs of Laboratories and Research/Product Development teams.

Condenser temperature - 50 °C
Condenser capacity 3 kg / 24 h
Freeze drying area 0.12 m²
Bulk capacity 1.2 L
Condenser temperature - 50 °C
Condenser capacity 3 kg / 24 h
Cold trap depth 140 mm
Dimensions 565 x 420 x ( 360 + 430 ) mm
Condenser temperature - 80 °C
Condenser capacity 3 kg / 24 h
Cold trap depth 150 mm
Dimensions 830 x 680 x ( 400 + 430 ) mm