Precautions for the use of DPS penetrating crystalline waterproofing agent in the construction of solid shield permanent setting liquid
July 19th, 2024

Briefly explain the issues to be noted during the construction of permanent liquids

1: It is necessary to shake well before using the permanent curing solution DPS. The concrete base surface must be clean and free of oil stains. The base surface must be free of floating sand and loose surface. Oil stains can be cleaned by oxalic acid dilution spraying.

2: Do not spray paint when the wind speed is above level 5, and avoid spraying when it is below 5 degrees or above 35 degrees.

3: Construction spraying cannot be carried out on rainy days. When the temperature exceeds 35 degrees, it can be sprayed with clean water to wet the base surface before construction. After construction, it should be cured in a timely manner.

4: Spray the permanent curing liquid DPS evenly without missing or re spraying, as repeated spraying may cause water marks on the concrete structure.

5: Spraying should be done from left to right and from bottom to top.

6: When plugging the leak, it is necessary to open the crack into a V-shaped groove, rinse the groove clean before spraying DPS, and then mix DPS with cement to repair it in a semi dry state.




Tip: For example, basement

A: Before starting the work, clean up the floating slurry and cement residue left on the overall work template, scaffolding, and base surface. Cut off the steel bars in the through wall screw holes of the upstream wall and fill and compact them with quick setting cement.

B: Check for cracks and potholes. If there are, groove the cracks into a 5X3CM V-shaped groove, spray DPS, and then fill and compact with quick setting cement before spraying DPS.

C: After repairing the wall, spray DPS evenly once.

D: Wait until it is almost dry before spraying the second coat of DPS, and wait for 15 hours for the project to be accepted.

Overall, all projects are similar, starting with cleaning the base surface, repairing cracks, and applying overall waterproofing twice. [Toilet, garage, stairs, etc.] The reason for choosing permeating crystallization permanent condensate is that it has a long warranty period, acid and alkali resistance, freeze thawing resistance, aging resistance, etc. The disadvantage is that structural and foundation settlement affect functional effects. If there is concern about changes in the foundation, it is best to construct DPS 28 days after the project. But nowadays, most engineering projects have two layers of waterproofing: rigid and flexible, with the rigid being cement-based and permanent concrete. Flexibility: SBS, self-adhesive roll, followed by some JS, K11, etc. Of course, the selection of corresponding materials is the most crucial according to different projects.

1、 Overview of Products

Gudun Permanent Condensate DPS Permeation Crystallization Waterproof Material is a concrete waterproof agent integrating hydrophilicity and water absorption. It can penetrate deeply into the concrete, react with alkaline substances in the concrete under the condition of water to generate silicon gel, form solid, breathable and insoluble glass needle crystals in the concrete, and fill the capillary pores and small cracks in the concrete. The reacted DPS becomes a part of the concrete rather than just a surface coating. As long as there is water and alkaline substances present, the reaction process will continue to repeat until the concrete is completely sealed, preventing water molecules and dirt from entering the interior of the concrete, and preventing mold and microorganisms from growing on its surface. It can protect the concrete from damage caused by rain, snow, salt water, snow melting agents, temperature changes, moisture, and freeze-thaw cycles. It can also provide long-lasting waterproofing, impermeability, anti-corrosion, moisture-proof, mold proof, acid alkali resistance, frost resistance, and effectively alleviate the alkali aggregate reaction in concrete. Its performance will exist for a long time with the existence of concrete life.




2、 Product performance

1. Waterproof, anti-seepage, moisture-proof, mildew proof, acid and alkali resistant, and frost resistant.

2. Cracks within 0.3mm of self-healing concrete.

3. Has extremely strong resistance to water pressure and immersion ability.

4. Improve the strength and compactness of concrete.

5. The primer function increases the adhesion with coatings.

6. Effectively alleviate the alkali aggregate reaction in concrete.

7. Protect the paint and cement surface from powdering easily.

8. It will not age or deteriorate, and the effect is very stable.

9. Colorless, odorless, non-toxic, harmless to humans and the environment.

3、 Application of the product

Due to its unique properties and advantages, DPS permeable crystalline materials have been widely used in the construction industry, especially for concrete floors, walls, basements, roofs, airports, swimming pools, sports fields, overpasses, tunnels, bridges, tunnels, etc. They are also widely used in commercial, industrial, residential, and property communities. The use of permeable crystalline materials protects the surface of buildings from further harm and damage, prolongs their lifespan, greatly saves maintenance, repair, and replacement costs, and is highly welcomed by users.





4、 Construction method

1. After inspecting and repairing loopholes and cracks, clean the concrete base surface thoroughly.

2. Shake well before use, shake for about one minute.

3. Do not dilute or mix with any other liquid for use.

4. Keep dry or slightly damp, and then spray or brush with low-pressure spray.

5. Use a dosage of 3-5 square meters/kg, spray and wait for half dry before watering for curing.

If the material penetrates too quickly, it must be sprayed again according to the above method.

7. Ensure that there is no rain within 24 hours after construction.

8. The closed water test can only be conducted after 7 days of natural curing.

If there is slight seepage, it will slowly self seal and dry within a few days.

Special case handling:

If there are stains on the surface of the base layer, they should be cleaned thoroughly and ensure that honeycomb, cracks, etc. are repaired. For pipes, embedded parts, construction joints, internal and external corners that pass through the concrete layer, spray them with DPS first, cover them with cement mortar, and then spray them again. If the crack is larger than 0.3mm, open a U-shaped groove of more than 3CM at the crack, spray DPS once first, and then use cement mortar or other repair materials to repair the crack.
be careful:

1. Cannot be released or mixed with any other liquid for use

2. Not suitable for surfaces treated with paint or other coatings.

3. Not suitable for repairing cracks and plugging leaks.

4. Do not use glassware or materials in contact with the load to prevent erosion.

5. The optimal construction environment temperature is 5-35 ℃ and humidity is 10% -90%,

If the temperature is above 35 ℃ under the scorching sun, please spray water to cool down first, and then spray the material in a semi dry state.

6. Avoid contact between the product and eyes and skin. In case of accidental contact, rinse thoroughly with clean water in a timely manner.

7. If frozen, it can be used normally after melting.


 

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