Light compound-insulation fireproofing dry-mixed mortar and preparation method thereof
A technology of composite thermal insulation and dry powder mortar, which is applied in the field of wall materials and can solve problems such as difficult construction, low energy saving, and environmental pollution
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Embodiment 1
[0009] Example 1: First add 6Kg of hydroxypropylmethyl fiber, 1kg of wood fiber, and 3kg of polypropylene short fiber to the powder mixer, start the mixer at normal temperature and pressure, and stir for 3-5min at a speed of 50r / min, then add cement 600Kg, fly ash 120Kg, heavy calcium powder 80Kg, slaked lime 75Kg, stir for 25-30min, after mixing evenly, add vitrified microbeads 300Kg, molasses 2Kg, lignosulfonate 6Kg, calcium formate 5Kg, resin type can be added Disperse rubber powder 5.5Kg, thixotropic lubricant 1Kg, superplasticizer 1Kg, concrete waterproofing agent 3Kg, air-entraining agent 0.1Kg, continue to stir for 30-35min, fully mix evenly, and obtain the powder product.
Embodiment 2
[0010] Embodiment 2: The dosage of each component and the stirring speed are as follows, and all the other operations are the same as in Embodiment 1.
[0011] Table 1
[0012]
Example 2
Example 3
Example 4
Example 5
Example 6
Cement Kg
600
800
750
700
750
Fly ash Kg
120
120
80
90
100
Heavy calcium powder Kg
80
60
120
105
110
Slaked lime Kg
75
120
80
100
90
Resin type redispersible rubber powder Kg
5.5
5
8
7
6
Wood fiber Kg
2.5
1.5
3
2.5
3
Hydroxypropyl methylcellulose Kg
3.5
3
6
5
4
Polypropylene staple fiber Kg
4
6
3
7
5
Molasses Kg
2
1
2
1
2
Lignosulfonate Kg
6
4
5
6
4
5
3
4
5
3
Vitrified beads Kg
400
500
350
400...
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