Freeze dryer is widely used in medicine, pharmacy, biology research, chemical industry and food production ,etc. After freeze drying process, a long term preservation for material is much easier. They can be restored to original state and maintain their chemical and biological characteristics after being watered. The vacuum freeze drying technology, which is also called sublimation drying, is a technical method that freezes the samples in advance, and then sublimates its moisture under vacuum state.
RTFD-18HD top press with manifold type freeze dryer is used for freeze drying experiment in laboratory.
It is vertical freeze dryer, suitable for drying products in bulk, in vial and in flask. This machine has heating shelves and programmable function.
*Control panel display in English
vacuum degree, and save data automatically
Freeze drying area | 0.09m2 | |
Ice condenser capacity | 6kg /24h | |
Condenser temperature | -50ºC (-80 ºC optional ) | |
Final vacuum | < 10 Pa | |
Shelf | With electric heating function | |
Shelf temperature | Ambient temperature to +80 ºC | |
Tray | Ф200mm , 3 layers Spacing 70mm | |
Bulk capacity | 0.9L, 10mm thickness | |
Vial capacity Φ12mm | 615 pcs | |
Vial capacity Φ16mm | 345 pcs | |
Vial capacity Φ22mm | 183 pcs | |
Condenser size | Ф270mm, 400mm deep | |
Drying chamber size | Ф300×540mm | |
Vacuum Pump Flow Rate | 4 L/S, 14.4 m3/h | |
Defrosting | Off Cycle Defrosting | |
Manifold | with 8 ports | |
Flask | Round bottom flask:1000ml,500ml ,250ml ,100ml,50ml Wide-neck flask:600ml,1200ml | |
Cooling | Air cooling, ambient temperature≤25ºC | |
Voltage | 220V/50 Hz, 110V/60Hz, 120V/60Hz | |
Power | 1800W (-50ºC) 2100W (-80ºC) | |
Dimension | 630x580x(970+540)mm (-50ºC) 810x580x(950+540)mm (-80ºC) | |
weight | 175kg (-50ºC) 205kg (-80ºC) |
Vacuum control valve
Special requirements can be customized
Other type of freeze dryer in this series :






The RTFD-18HD series has the following standard configurations






Package: strong plywood case, suitable for shipping by sea , by air

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