A-416 Defoamer

◉ A-416 can impart mortar rapid and long-lasting defoaming effects.

◉ A-416 can optimize the size and distribution of bubbles in mortar system by adjusting the dosage to enhance flowability.

◉ A-416 has good compatibility with various kind of cement or gypsum binders and other additives, such as retarder, expansive agent, accelerator etc.

Appearance: Whitish powder with good fluidity

Bulk density: 500-700kg/m³

Water dispersibility: easy dispersing into water

pH value, 1% solution at 20°C: 6-8

Usage and Dosage：

Add in proportion and mix thoroughly.

Recommended dosage is 0.02-0.2% of binder weight, and should be determined through preliminary testing based on formula and refer to construction specifications.

Packaging：25kg/bag