Product
PC-2326Gypsum type
Powdered polycarboxylic acid high-performance water reducer made by spray drying process has introduced special functional groups in the production process, which has the characteristics of good dispersion, low dosage, high water reduction rate, good workability, wide adaptability, good flow retention of concrete mixture, small shrinkage rate, stable durability, etc;
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Application scope
1. Suitable for various systems such as cement, gypsum, fly ash, etc;
2. Self leveling floor, self leveling mortar, foam concrete, grouting agent;
3. Joint filling materials, grouting materials, waterproof mortar, repair mortar, insulation mortar and their supporting mortar;
4. High performance concrete, high fluidity concrete, high durability concrete, aluminate cement refractory concrete, low water refractory castable, steam cured concrete, self leveling concrete, gypsum mortar, and self leveling concrete.
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Usage and precautions
1. Water reduction rate between 26% -50%, moisture content<3%, chloride ion<0.03%, pH value (20 ℃) 6-8, surface tension 71.4-72MN/M;
2. Bulk density 400-700KG/m ³ ， The appearance is milky white powder, with a total alkali content of less than 5%. It is recommended to add 0.16-0.3% of the total amount of cementitious material;
3. Powder is prone to moisture absorption and should be stored in its original sealed condition. The temperature should not exceed 40 ℃ and should not be stacked too high. The shelf life is generally 12 months;
