Tel: 13925840771u0026nbsp; Manager Zhang
1. Features
·good compatibility、non-toxic and environmentally friendly
·Strong bonding force, good adaptability to the old concrete base
·Good impermeability and protective properties for steel bars
·Can be used for wet base construction
Corrosion and acid and alkali resistance
two. Technical parameters
Project | < p style='paddi ng: 0px; margin: 0px auto; text-align: left; transition: all 0.2s linear 0s; word-spacing: -1.5px;'>performance indicators | Test results |
Bonding strength (Mpa) | 7d | ------ | < td style='margin: 0px auto; padding: 0px; font-family: Times New Roman;' width='170' valign='top'>2.35 Mpa
(7 7d) water resistance | ------ | 2.02 Mpa |
28d | ≥2.5Mpa | 2.76 Mpa |
Compressive strength (Mpa) | 7d | ------ | 30.00 Mpa |
28d | ≥55 Mpa | 57 Mpa |
< td style='margin: 0px auto; padding: 0px; font-family: Times New Roman;' width='117' valign='top'>Flexural strength (Mpa)
28d | ≥12 Mpa | 13 Mpa | < /tr>
Note: The test blocks are respectively in PH=2 sulfuric acid solution, 2% Soaked in hydrochloric acid solution, 10% sodium hydroxide solution and saturated sodium oxide solution for one year, there is no shedding or leakage.
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Three. Usage1. Repair of floor, panel and open-air sheet structure .
2. Repair of defects such as concrete honeycombs and holes, and Maintenance of underground pipelines, power plant water towers, chimneys, chemical plant structures and various corrosive gas plants and buildings with anti-corrosion requirements.
3. Used for 'road and bridge repair, leveling and reinforcement', 'wire rope Polymer mortar reinforcement method' uses special performance polymer mortar.
Four. Construction< /p>
【1】Basic treatment:
1. Remove the floating ash on the surface and remove the loose parts. There should be no clear water or a large amount of oil accumulation. If the base layer is sanded or the strength is low, the base layer should be hardened first.
2. When a construction area is large, the construction should be left Stagger construction of seams or pieces. The area of ??each block should not exceed 10~15m2, depending on the site environment. The gap time for seam repair or staggered construction shall not be less than 24h.
3. The construction temperature should be above 5℃, not at Construction in rainy or freezing weather.
【2】Material preparation: span>
Shake material A well before use, then mix it according to the mixing ratio of material A: material B=1:4 and fully stir it into a uniform paste before use . The reference dosage is 2000kg/m3, and the prepared materials should be used up within 1 to 2 hours.
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【3】Partial repair of defect:according to project construction requirements, use a spatula Spread the prepared cement on the repaired area, and polish it while compacting it. It can be put into use 7 days after completion.
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【4】Large area overall surface plastering construction: