Special foam concrete for exterior wall external thermal insulation system engineering
A foamed concrete and external wall thermal insulation technology is applied in the field of building material engineering to achieve the effects of good wettability, improved crack resistance and good flexibility
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[0017] Example 1:
[0018] This embodiment relates to a special foam concrete for external wall insulation system engineering, which is composed of the following components in parts by weight: 100 parts of cementitious material, 50 parts of admixture, 5 parts of high molecular polymer, fiber 1 part, foaming agent 1 part, admixture 12 parts, water 75 parts.
[0019] Wherein, the cementing material is ordinary Portland cement.
[0020] Wherein, the admixture is fly ash.
[0021] Wherein, the high molecular polymer is rubber powder.
[0022] Wherein, the fiber is carbon fiber.
[0023] Wherein, the foaming agent is an animal protein foaming agent.
[0024] Wherein, the raw materials of the admixture are weighed according to the following weight ratio components: 1.5 parts of water reducing agent, 8 parts of expansion agent, 0.5 part of stimulating agent, and 2 parts of coagulant.
Example Embodiment
[0025] Example 2:
[0026] This embodiment relates to a special foam concrete used in the external wall thermal insulation system engineering, which is composed of the following components in parts by weight: 100 parts of cementitious material, 40 parts of admixture, 8 parts of high molecular polymer, fiber 1.5 parts, 0.8 parts of foaming agent, 6.2 parts of additives, 50 parts of water.
[0027] Wherein, the cementing material is aluminate cement.
[0028] Wherein, the admixture is silica fume.
[0029] Wherein, the high molecular polymer is latex.
[0030] Wherein, the fiber is polypropylene fiber.
[0031] Wherein, the foaming agent is a vegetable protein foaming agent.
[0032] Wherein, the raw materials of the admixture are weighed according to the following weight ratio components: 0.8 parts of water reducer, 2 parts of coagulant, 3 parts of viscosity reducer, and 0.4 parts of stimulant.
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