A leading freeze drying machines manufacturer in China, from lab pilot to industrial production freeze dryers.

FDR Food Freeze Dryer(S/S Shelves)

FDR Food Freeze Dryer(Stainless steel Shelves & Trays)

FDR S/S food freeze dryer special design to fit a higher hygienic requirement in vacuum freeze drying area, all its food contact components use stainless steel material that almost no influence to freeze dried food quality, ideal for your commercial and industrial freeze drying production.

Special applications:

  • All kinds of fruits/vegetables, sliced or pulp.
  • Diary, yogurt.
  • Bacteria.
  • Other flake or liquid type materials.
  • More applications.

Config to meet your freeze drying demand, FDR S/S lyophilizer provide shelf area from 1m2 to 50m2, condenser capacity 10L to 500L. All shelves have freezing and heating function(conductive heating).

About FDR Stainless Steel Freeze Dryer

Meet FDA

All food contact components finished by stainless steel material.

Cylindrical shape drying chamber, easy clean.

High Stability&Reliability

Integrate machine structure, all sub-systems proper installed, low failure rate.

Precision designed system and well selected parts strong ensure the entire machine reliable working.

Optimized control system guarantee.

Small Footprint

Integrated design, compact size, all-in-one body.

Drying chamber and system could horizontal or vertical arrange.

Economic Solutions

Machine with just right configurations.

Less workers need.

Low maintenance cost.

Low downtime rate.

30% power saving technology.

Technical Features

CONTROL SYSTEM:

  • PLC + Touch screen system, PC connectivity.
  • Automatic and Manual operation selectable.
  • System working status diagram display.
  • Freeze Drying status & data display.
  • Drying data auto storage, could download to U disk.

DRYING HOUSE & DOOR:

  • Design according to GB pressure container directives.
  • Cylindrical chamber with insulation.
  • Mirror finished walls, shelves, doors and accessories.
  • Hinged door, in front door and side drying house have viewing ports.
  • Plates and drying house inner wall mirror finish.

SHELVES:

  • Stainless steel made, Mirror finish.
  • Sandwich type plates fill silicone oil, all plates have both freezing and heating function: -40C ~ +70C.

SHELVES HEATING AND FREEZING SYSTEM

  • Shelves sandwich structure inner fill silicone oil, the fluid drive by centrifuge pump and recycle inside.
  • Shelves freezing indirect achieved by refrigerant expand through brazed plate heat exchanger.
  • Heating by an individual electric heater.
  • All pipes adopt sanitary AISI304.

CONDENSER:

  • Condenser house in rear side of drying chamber, Share body with drying chamber.
  • Stainless steel material for both coils and walls, surface mirror finish.
  • Condenser floor slope design for water thoroughly discharge.
  • Exclusive designed coils route, high performance vapor collection.

VACUUM SYSTEM:

  • Oil sealed vacuum pump(larger model also have roots blower), with vacuum adjust controller.
  • Pneumatic isolation valve installed between condenser and pump.

COMPRESSOR SYSTEM:

  • Reciprocating compressor, oversized for stable performance.
  • Water cooled condenser.
  • Brazed plate heat exchanger for shelves cooling, refrigerant direct expand for condenser cooling.
System Performance
  • Shelves cooling from +20C to –30C within 60min.
  • Shelves lowest temperature –40C (accuracy 2C).
  • Shelves heating from –20C to +20C within 60min.
  • Shelves Max temperature +70C (accuracy 1C).
  • Ice condenser cooling from 20C to –40C within 30min.
  • Ice condenser lowest temperature –55C.
  • Vacuum pump from atmosphere to 15Pa within 30min.
  • System final vacuum <5Pa, leakage ≤5x10-2mbarL/s.

 

  • Drying house wall roughness Ra<0.5
  • 2B finished shelves roughness Ra<0.5
  • Shelves flatness <0.5mm/m.
  • Condenser wall roughness Ra<0.5
  • Condenser coils roughness Ra<0.5

Food Freeze Dryer(S/S shelves & trays)

FD-1R S/S
FD-5R S/S
FD-10R S/S
FD-20R S/S
FD-30R S/S
FD-50R S/S
Model FD-1R S/S
Shelves area 1m2
Ice Capacity 10L
Shelves 4+1
Shelves size 400*625
Trays 4EA
Shelf Temp. -30℃ to +120℃
Condenser Temp. -45℃
Vacuum 15Pa
Power 10kw
Size L*2500
  W*1100
  H*2000
Model FD-5R S/S
Shelves area 5.25m2
Ice Capacity 50L
Shelves 7+1
Shelves size 750*1000
Trays 14EA
Shelf Temp. -30℃ to +120℃
Condenser Temp. -45℃
Vacuum 15Pa
Power 25kw
Size L*3300
  W*1500
  H*2500
Model FD-10R S/S
Shelves area 10.5m2
Ice Capacity 100L
Shelves 7+1
Shelves size 1000*1500
Trays 28EA
Shelf Temp. -30℃ to +120℃
Condenser Temp. -45℃
Vacuum 15Pa
Power 35kw
Size L*3500
  W*2000
  H*2500
Model FD-20R S/S
Shelves area 19.8m2
Ice Capacity 200L
Shelves 11+1
Shelves size 1200*1500
Trays 66EA
Shelf Temp. -30℃ to +120℃
Condenser Temp. -45℃
Vacuum 15Pa
Power 60kw
Size L*5000
  W*2000
  H*2500
Model FD-30R S/S
Shelves area 30m2
Ice Capacity 300L
Shelves 15+1
Shelves size 1000*2000
Trays 120EA
Shelf Temp. -30℃ to +120℃
Condenser Temp. -45℃
Vacuum 15Pa
Power 90kw
Size L*6000
  W*2400
  H*3000
Model FD-50R S/S
Shelves area 55.5m2
Ice Capacity 500L
Shelves 15+1
Shelves size 1800*2000
Trays 180EA
Shelf Temp. -30℃ to +120℃
Condenser Temp. -45℃
Vacuum 15Pa
Power 125kw
Size L*8500
  W*2400
  H*3000