Caulking anti-crack mortar
A technology for anti-cracking mortar and sand, applied in sustainable waste treatment, solid waste management, climate sustainability, etc., can solve problems such as high strength and plate damage, achieve good crack resistance, prevent cracking, and increase water resistance performance effect
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Embodiment example 1
[0010] A joint-filling anti-cracking mortar of the present invention consists of the following components in parts by weight: 15 parts of plaster of paris, 6.4 parts of cement, 70 parts of sand, 9.6 parts of fly ash, 1.8 parts of mineral powder, 2.0 parts of dispersible latex powder, water retention 0.26 parts of agent, 1.27 parts of expansion agent, 1.2 parts of activator, 0.15 parts of polypropylene fiber, 0.16 part of water reducing agent, 0.45 part of waterproofing agent, and 0.05 part of retarder.
[0011] The selected sand is 40-70 mesh river sand; the selected water retention agent is hydroxypropyl methylcellulose; the selected expansion agent is calcium sulfoaluminate system; the selected retarder is citric acid.
[0012] It is suitable for joint filling and anti-cracking mortar for gypsum-based composite partition wall slats.
Embodiment example 2
[0014] A joint-filling anti-cracking mortar of the present invention consists of the following components in parts by weight: 25 parts of plaster of paris, 10.5 parts of cement, 55 parts of sand, 15.6 parts of fly ash, 2.5 parts of mineral powder, 2.3 parts of dispersible latex powder, water retention 0.28 parts of agent, 0.87 parts of expansion agent, 1.8 parts of activator, 0.15 parts of polypropylene fiber, 0.18 part of water reducing agent, 0.45 part of waterproofing agent, and 0.13 part of retarder.
[0015] The selected sand is 40-70 mesh river sand; the selected water retention agent is hydroxypropyl methylcellulose; the selected expansion agent is calcium sulfoaluminate system; the selected retarder is SC gypsum retarder.
[0016] It is suitable for joint filling and anti-cracking mortar for air-entrained concrete partition wall slabs.
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