Hollow Sand Lime Block Plant AAC Block Production Line  Fly Ash Block Plant

AAC sand lime/fly ash block production lines with good quality and competitive price 

1. AAC block machine and AAC block production line Planning and design:

 Factory covers an area of 6000~30000m2(workshop at about 1800~3000m2)

 Including raw material area finished block area and production area. 

Production flows includes raw material processing, rated material pouring, foaming, cutting and hardening procedure.From foundation to equipments erection and testing, to trial producing, it will take 4-5 months.

2. AAC block machine and AAC block production line Material:

1). Coal Fly ash or Sand or Quartzite: Dry ash from power plant; sand from river side.

2). Cement: cement in bulk

3). Lime, gypsum and aluminum powder (buy at local area)

4). Water: from fresh supply water.

3. AAC block machine and AAC block production line Water, electricity and steam supply:

1). Water supply: from well or use waste water 

2). Electricity supply: install a 350~500KVA transformer 

3). Steam supply: install a 4~8tons boiler to supply steam to autoclave and curing room

4. AAC block machine and AAC block production line Product quality and specification: 

We produce according to PRC standard GB11968-1997 “Aerated Autoclaved Concrete Block Technology”. 

1). Capacity category: 500, 600, 700kgs/ m3 (namely 3.5, 5.0, 7.5 Grade)

2). Compression strength level: 3.5, 5.0, 7.5Mpa (namely 3.5, 5.0, 7.5 Grade)

3). Drying shrinkage: less than 0.8mm/m

4). Thermal system: 0.11-0.22kcal/m.h.c

5). Sound insulation value: 47.45db

6). Frost resistance: 35.

7). Water absorbity :20.

8). Fire resistance: >4h, 200mm thinkness and up >8h.

5. AAC block machine and AAC block production line Specification 

Length: 600mm

Width: 100/ 125/ 150/ 200/ 250/ 300mm

Height: 150/ 200/ 250/ 300mm

6.AAC block machine and AAC block production line Main technical parameters

a. Product density should be controlled around 650kgs/m3

b. Annual production capacity: 100,000~300,000 m3

c. Material ratio: cement 5%, lime 15%, flyash 75%, gypsum 4-5%, aluminum powder 500g/m3

d. Water and material ratio: 0.63:1

e. 3.06m3/mould

f. Cutting period: 5-6 minutes

g. Curing time: 1.5-2.5 hours at 50-60 degrees Celsius

h. Autoclave: 6-8 hours(sand 10-12hours)

7.  AAC block machine and AAC block production line Main Advantage

1) Light weight

2) Good heat preservation 

3) Good fire resistance without releasing harmful gas

4) Good workability 

5) Good sound insulation.