Autoclaved aerated concrete (AAC) concrete and panel production line, 20000-300000 m3 per year.
We are professional manufacturer of autoclaved aerated concrete (AAC) equipments, including stocking raw materials, mixing, molding, forming, cutting, evaporating and curing, crane cramp, transporting etc., and We can supply complete set of autoclaved aerated concrete equipments with 50, 100, 150 and 300 thousand m3 capacity annuely, including plant design, equipments installation, technical instruction, personel training, etc., and also can design and manufacture as per clients' requirement.
A.Raw materials and techincal data:
(1). Quicklime: CaO content, more than 75%; clearing up time, 8-15 minute; clearing up temperature, more than 65°C; Overheating lime content, less than 8%; Ash content, less than 10%; MgO, less than 5%.
(2). Gypsum: dihydrate plaster stone or phosphogypsum, sulphur trioxide content, ≥35%.
(3). Aluminium powder: activated aluminium content, ≥90%.
(4). Cement: 32.5R bulk cement.
(5). Fly ash: carbon content, less than 3%;
(6). Sand: SiO2 content, more than 85%; Clay content, less than 3%; Free from weed and carpolite.
B.Main technical data:
(1). Finished products: 600KG/m3;
(2). Proportion: cement, 8%; Quicklime, 19%; sand, 70%; Gypsum, 3%; aluminium powder, 450g/m3; addictives: 400g/m3.
(3). Each mould products: 4.0×1.2×0.6=2.88 m3.
(4). Agitation period: 6-7 minute;
(5). Pouring slurry temperature: 45-48°C;
(6). Concrete green body staying time: 2.0-2.5hours; staying temperture: 85-93°C;
(7). Steaming with pressure: Entering into and out from kettle: 0.5 hour; vacuumizing process (evacuating process): 0.5 hour; Steping up: 1.5 hour; constant pressure: 7 hours (1.4 MPa); Steping down: 1.5 hours; total 11 hours.
C. Water, power and gas supply:
Water: 50-200M2 per day;
Power: one set of 200-300kVA transformer;
Gas: one set of DZL4-1.6-A boiler with gas pressure of 1.2MPa.
D. Manufactured products:
Body of bearing wall and nonbearing wall, multifloor (less than 6 floor) bearing wall blocks, insulating blocks and wallboard.
E. Products variety:
45 kinds of products can be manufactured according to clients’ requirement.
Length: 600mm;
Height: 150,200,250,300mm;
Thickness: 50,100,150,200mm
60,120,180,240 mm
F. Products quality:
Unit weight: Class 05, 06, 07;
Compressive strength: 2.5,3.5,5.0MPa;
Drying shrink: less than 0.8mm/m;
Thermal conductivity: 0.11 - 0.13Kcal/M.h°C
