Lightweight Concrete Block! AAC
1 Product weight is according to 600kg/m3 to control.
2 annual capacity 200,000M3.
3 set raw material proportion: cement 6.5%, raw lime 23%, flyash 68%, gypsum 3%, aluminum paste powder 350g/M3.
4 water and material rate 0.631
5 one mould product 2.88M3
6 Casting slurry cycle time 5-6 minutes, cut cycle time 5 minutes.
7 casting slurry temperature 38-42 degree
8 body quiet stop. Time is 1.5-2.5housr, temperature 50-90 degree, after quiet stop body strength is 0.15-0.18Mpa
9 Steam curing cycle time, come in and out autoclave about 0.5hour, steam curing cycle time about is 6 hours/1.6Mpa, total 6.5 hours.
10. Cement lime fly ash style aerated block raw material proportion
name
|
unit
|
Cement lime fly ash
|
fly ash
|
%
|
65-70
|
cement
|
%
|
6-15
|
lime
|
%
|
18-25
|
gypsum
|
%
|
3-5
|
Aluminum powder paste(600kg/m3)
|
1/10000
|
8
|
Water & material rate
|
|
0.60-0.65
|
Casting system
|
OC
|
36-40
|
Aluminum mixing time
|
S
|
30-40
|
11. Cement lime Sand style aerated block raw material proportion
Name
|
Unit
|
Cement Lime Sand
|
Sand
|
%
|
55-65
|
Cement
|
%
|
10-20
|
Lime
|
%
|
20-30
|
Gypsum
|
%
|
2-3
|
Aluminum powder paste(600kg/m3)
|
1/10000
|
8
|
Water & material rate
|
|
0.65-0.75
|
Casting system
|
OC
|
35-38
|
Aluminum mixing time
|
S
|
30-40
|