As a special manufacturer of AAC, not only can we offer you the whole production line of AAC block machine, but also provide you the technology on production and the designing on AAC plant . Zhengzhou Dearye Heavy will offer you the best quality with very competitive price for AAC block machinery production line.
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1. Sand- 60-70%
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Super Grade
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First Grade
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Qualified product
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SiO2
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≥
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85%
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75%
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65%
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CI-
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0.02%
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0.03%
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0.03%
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Mica
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≤
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0.5%
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0.5%
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1%
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SO3
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≤
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1%
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1%
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2%
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clay
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≤
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3%
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5%
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8%
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K2O+Na2O
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≤
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1.5%
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3%
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5%
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2. Lime - 15-25%
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Item
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Grade
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Super Grade
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First Grade
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Qualified product
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A(CaO+MgO) Quality Fraction %
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≥
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90
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75
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65
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MgO Quality Fraction %
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≤
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2
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5
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8
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SiO2 Quality Fraction %
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≤
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2
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5
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8
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CO2 Quality Fraction %
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≤
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2
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5
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7
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Digestion speed ,min
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≤
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5-15
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Digestion temperature
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≥
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60-90
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Undigested residue quality fraction ,%
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≤
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5
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10
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15
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Fineness (0.080 square hole sieve left amount) %
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≤
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10
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15
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20
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3.Cement (%)- 10-15%
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SiO2
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Al2O3
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Fe2O3
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CaO
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MgO
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C3S
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C2S
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C3A
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C4AF
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21-23
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5-7
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3-5
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64-48
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4-5
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44-59
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18-30
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5-12
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10-18
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4. Plaster-3%
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CaSO4
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>
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70%
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MgO
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<
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2%
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Chloride
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<
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0.05%
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Preferably ground residue 90µm
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<
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10-15%
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5. Aluminium0.074%
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Type and recommendation for supply depend on raw materials and mix formula
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Metal Content
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Approx.
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>=65%
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Powder
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