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FCB, Gypsum Calcinating Plant, 1998, 120 t/day Capacity, 2.63x25.0m Rotary Kiln

FCB, Gypsum Calcinating Plant, 1998, 120 t/day Capacity, 2.63x25.0m Rotary Kiln

Description

  1. Overview
    1. Inventory number: E-8476
    2. Gypsum calcinating plant
    3. Manufacturer: FCB/France as well as various other known manufacturers as per the following technical specification
    4. Put into operation: 1998 (the plant is still in operation until end of 2008)
    5. Capacity: approx. 120 t/day wall plaster or gypsum plaster at 0-30 mm (max. 50 mm) raw gypsum feed
    6. The plant is suitable for calcinating of natural gypsum
    7. Burning temperature of gypsum plaster: 120-180° C of wall plaster: low-fired up to 200° C hard-fired up to 400° C
    8. Weights: production- and storage building approx. 180 to; machines, pipes, silo and electrical equipment approx. 370 to
    9. The necessary grinding of the material in a ball-mill after the rotary kiln is not included in this offer
  2. Production And Storage Building
    1. Steel-construction without brick walls
    2. Dimensions: 54.0 m length x 16.0 m width x 17.6 /20.7 m height
    3. Weight: approx. 180 tons
    4. Roofing: (992.4 m²) aluminium-trapezoidal-plates 0.8 mm thick, coated
    5. Walls: (1.912.4 m²) zinc-steel-plates 0.7 mm thick, outside coated
  3. Bridge-Crane
    1. Type: BS-B 50-17, 100 E
    2. Tonnage: 5000 kgs
    3. Gauge-measure: 17.1 m
    4. Included: travelling bridge, electric string (lifting height 22.0 m), motor grab (content 1.25 m³), control cabinet
  4. Feed Hopper With Integrated Weigh Belt-Feeder
    1. Content: 5.0 m³
    2. Material: steel
    3. Width of belt: 1500 mm
    4. Variable drive: 3.0 kW
  5. Feed Screw-Conveyor (Reversible)
    1. Dimensions: 400 mm Ø x 6.0 m length
    2. Hydraulic drive: 4.0 kW
  6. Rotary Kiln
    1. Dimensions: 2.630 mm i.-Ø x 25.0 m length
    2. Material: boiler plate H II, 25 mm thickness, reinforced under riding rings
    3. Riding rings/supporting rollers: 2 pcs.
    4. Riding rings width/Ø: 450 mm/3050 mm
    5. Supporting rollers width/Ø: 480 mm/1000 mm
    6. Thrust rollers: 2 pcs., 800 mm Ø, with hydraulic feed and aggregate 4.0 kW
    7. Drive: girth-gear and pinion with gear-motor (variable speed with frequency convertor), 37 kW, and auxiliary drive, 5.5 kW
    8. Rotating speed of kiln: max. 5 rpm, min. 0.8 rpm
    9. Kiln outlet: boiler plate H II, 10 mm thickness, equipped with insulating and refractory bricks
    10. Kiln inlet: steel plate H II with KHD-sealing
    11. Kiln hood: 3.8 m length x 3.6 m width x 1.2 m height, with KHD-sealing
    12. Bricking: the calcining section of the kiln is equipped with wedge bricks (220 mm height) over a length of 10.0 m
    13. The kiln outlet is consisting of malleable cast steel, 20 mm thickness
    14. The kiln hood is equipped with refractory bricks, 160 mm thickness
    15. The complete bricking does not belong to the scope of supply
  7. Hot Gas Combustion Chamber
    1. Capacity: approx. 4.200 Mcal/h
    2. Temperature: 1350° C
    3. Max. temperature: 1400° C
    4. Hot gas throughput: 6.857 Nm³/h/T=1.350° C
    5. Heating medium: natural gas Hu 8000 kcal/Nm³
    6. Bricking: ceramic fibre modules, 300 mm thickness
    7. Hot gas discharge opening: 1000 mm
    8. Fan: volume flow 6000 Nm³/h, water gauge 35 mbar, drive 11.0 kW
    9. Waste gas fan: volume flow 3.000 m³/h, water gauge 30 mbar, drive 11.0 kW
  8. Burner
    1. Manufacturer: WEISSHAUPT/GERMANY
    2. Type: G50/2-A ZM
    3. Type of gas: N
    4. Connected pressure: min. 15, max. 500 mbar
    5. Capacity: 600-4500 kW
    6. Electric power: 13.5 kW, 400 V
  9. Rotary Cooler
    1. Dimensions: 1720 mm i.-Ø x 14.0 m length
    2. Material: boiler plate H II, 20 mm thickness, reinforced under riding rings
    3. Riding rings/supporting rollers: 2 pcs.
    4. Riding rings width/Ø: 250 mm, 2100 mm
    5. Supporting rollers width/Ø: 275 mm/800 mm Ø
    6. Thrust rollers: 2 pcs., 600 mm Ø, with hydraulic feed and aggregate 4.0 kW
    7. Drive: girth-gear and pinion with gear-motor (variable speed with frequency convertor), 30 kW, and auxiliary drive, 4 kW
    8. Rotating speed of cooler: max. 5 rpm, min. 0.8 rpm
    9. Cooler inlet: equipped with malleable cast steel segments and KHD-sealing
    10. Cooler outlet: steel plate, thickness 10 mm, fan connection and connection for dust return from bag-filter, incl. KHD-sealing
    11. Bricking: the cooler is equipped with refractory bricks over a length of 6.0 m; the outlet section of 8.0 m length is equipped with steel-plates, material St. 37.2, 5 mm thickness
    12. The complete bricking does not belong to the scope of supply
  10. De-Dusting Plant
    1. Manufacturer: LÜHR/GERMANY
    2. Type: bag-filter DF 3.0/5.0/2.0 with automatic – on line –reverse-jet-cleaning
    3. Quantity of filter bags: 800 pcs.
    4. Filter area: 615 m²
    5. Quantity of solenoid valves: 24 pcs., 24 V
    6. Dust discharge screw-conveyor: drive 4 kW, 45 rpm
    7. Double flap valve: motor driven, 0.11 kW, 14 rpm
    8. Fan: radial-flow fan, volume flow 35.850 m³/h, water gauge 410 daPa, temperature max. 200° C, with drive, 45 kW, 1500 rpm
    9. The filter is equipped with a heat insulation which does not belong to the scope of supply
  11. Pressure-Vessel Conveying System (500 l)
    1. Material: H II
    2. Contents: 500 l
    3. Diameter: 1000 mm
    4. Height: approx. 1800 mm
    5. Product temperature: 120° C
    6. Operating feed pressure: max. 7 bar
    7. Required air: max. 20 Ncbm/t
    8. Capacity: 6 m³/h
    9. Distance: approx. 150 m
    10. Piping: St. 37.2
  12. Pressure-Vessel Conveying System (300 l)
    1. Material: H II
    2. Content: 300 l
    3. Diameter: 800 mm
    4. Height: approx. 1.600 mm
    5. Product temperature: 120° C
    6. Operating feed pressure: max. 7 bar
    7. Required air: max. 20 Ncbm/t
    8. Capacity: 5 m³/h
    9. Distance: approx. 90 m
    10. Piping: St. 32.2
    11. Receiving bin: content approx. 3 m³, with bin filter, area 22 m², air capacity 2000 m³/h
  13. Silo For Storage Of Finished Product
    1. Material: gypsum
    2. Bulk density: 0.8-1.2 kg/dm³
    3. Temperature: 110° C
    4. Volume: approx. 1000 m³
    5. Dimensions: Ø 11,549 mm; cylindrical height 7400 mm; conical height 9144 mm; outlet height 7500 mm
    6. The silo is concipated for an overpressure of 800 mm water gauge and under pressure of 200 mm water gauge
    7. Silo dedusting: silo filter, area 22 m², air capacity 2.000 m³/h
    8. Rotary air lock: inlet/outlet 500 x 500 mm, 780 mm height, drive 2.2 kW
    9. Loading installation: for loading of gypsum into closed bulk transport vehicles
  14. Emergency Generating Set (Stationary)
    1. Manufacturer: MHE
    2. Type: KD 150-15
    3. Capacity: 150 KVA
    4. Operation mode: permanent operation
    5. Rated power factor: cos phi 0.8
    6. Voltage: 400/231 V
    7. Drive: KHD, type BF6M 1013 EC, power 139 kW, with starter
    8. Generator: manufacturer A.v.Kaik, type DSG 43 M 2, rated capacity 150 KVA, voltage 400/231 V, speed 1500 rpm
    9. Remote control: available
  15. Pipings/Conveying Systems
    1. Various pipings (without insulation), conveying systems (screw-conveyors, airslides)
  16. Electric Remote Control
    1. The available remote control system (SIEMENS SIMATIC S5-135 U) belongs to the scope of supply
  17. Laboratory Equipment
    1. The available laboratory equipment belongs to the scope of supply
  18. General Electrical
    1. All drives are 220/400 Volt, frequency 50 Hz
  19. Year And Status
    1. Year: 1998
    2. The plant is still working until middle of 2009
    3. Pictures available