These special freeze dryers are designed for file rescue and drying of archaeological finds and other restoration tasks (wooden finds preserved in PEG such as parts of ships, dugouts, boat finds, etc.). With the help of two ice condensers a continuous operation with a duration of up to 12 months can be realized. \nWe can offer different chamber dimensions up to a nominal diameter of 2m and a length of 10m. \n

Equipment:

• Completely made of stainless steel incl. cooling, heating and vacuum system.
  
• Industrial control with recipe management and batch documentation
  
• Environmentally friendly refrigerant according to F-Gas regulation VO(EG)517/2014

More options:

• Customized special designs in diameter and length
  
• Vacuum control
  
• Two capacitors for alternating operation
  
• Product Scales
  
• Capacitive vacuum sensor
  
• Oil-sealed or oil-free vacuum pumps
  
• Product and trolley
  
• Process visualization
  

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Type Sublimator	600	800	1000	1200	1500	2000
Usable chamber diameter (mm)	594	790	990	1190	1490	1980
Chamber length (m)	0,8-2,0	1,0-3,0	2,0-5,0	2,0-8,0	3,0-10,0	3,0-10,0
Condenser temperature	optionally -45°C or -75°C
Double jacket temperature control	-30°C to +60°C
Dimensions \nW x H x D (mm)	980 x 1850 x 1500	1300 x 1850 x 1750	1500 x 1950 x 1900	1700 x 2000 x 2200	1900 x 2100 x 2500	depending on model

Freeze drying plants for file rescue and archaeology