أفران التجفيف

NARDI Timber drying kilns ETR

2 connected kilns, timber volume, each 142m3 , total = 284 m3 concidering:
- 50x100 boards, stacking factor 0.85
- each kiln 24 stacks 4.2x1.2x1.2m + 12 stacks 5.1x1.2x1.2m ; 1m free space in front and 1m behind the stacks, 0.15m between the stacks
- inside dimensions of each kiln: width 15.2m (3 stacks), depth 7.3m (4 stacks), height 4.1m (3 stacks)
- dimensions of loading door 15.2x4.1m , lifting-sliding type of 2 pcs. Inspection doors in rear walls.
- loading system frontal forklift , 2 sliding trolleys for the loading door of lifting-sliding type
Heating power 610,000 Kcal/h at 60'C inside temperature.
Heating system: hot water, 90'C at inlet min, bi-metal pipes, stainless steel core with external aluminium fin, including the automatic valve for the hot water with intercept valves and stainless steel pipes till rear wall of dryers
Hodpfxswynnij Ai Sjfg
Rehumidification: cold water 3.5 bar, 150l/h. The spraying device by stainless steel pipe and changeable nozzles on brass.
Number of fans each kiln, installed in long aluminium pipes (Nardi patent): 12 , reversible, 800mm, changed power motors 4.0/1.1kw, two speeds. Long pipes increase the air flow, reducing the pressure drop, saving energy. The horizontal aluminium baffles closing the free space over the stacks
Number of vents each kiln: 8+8 cast aluminium vents
Snow load 120 kg/m2, wind speed 100 km/h
The electric switchboard cabinet per each kiln. Voltage: 400V , 50Hz .
Type of control: LEONARDO 3000 (renewed in 2007)
Each kiln has 12 wood moisture probes, 2 kiln temperature probes and 2 kiln relative moisture probes, 3 digital read outs of these values.
Dismantling will be done by buyer. Seller provide a forklift if needed.