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Alkali-free solid setting agent is a new type of environmentally friendly, chlorine-free high-performance setting agent. It provides a robust function for accelerating cement solidification, significantly enhancing early and late-stage cement strength while improving anti-seepage capabilities.
⚡ Ingredients: This aluminum sulfate system product is non-toxic, harmless, non-radioactive, non-corrosive, non-flammable, and non-explosive.
⚠️ Safety Tips: Avoid contact with skin and eyes. If contact occurs, rinse with clean water immediately. Wear masks and goggles when handling powder.
Storage: Powder can be stored sealed for 2 years. Prepared liquid should be stored in plastic/fiberglass barrels (avoid iron) for up to 3 months at temperatures above 5ºC.
| Parameter | Standard Value |
|---|---|
| State | Powdered solid |
| Color | Gray brown or off-white |
| PH value | 3.0±0.5 |
| Alkali content | <1% |
| Chloride ion content | <0.05% |
| Solid content | 40-50% |
| Initial setting time | ≤5min |
| Final setting time | ≤12min |
| 1d compressive strength | ≥7.0Mpa |
| 25d strength ratio | ≥85% |
The recommended dosage is 6-9% of the cement dosage. Actual dosage depends on cement type, temperature, and water-cement ratio. For optimal results, use newly produced cement.
| Recipe | Instant Powder | Water |
|---|---|---|
| General Formula | 50% | 50% |
| Adaptable Recipe | 45~60% | 55~40% |
Stir at 600 rpm for 0.5-1 hour. Ensure the accelerator pump is cleaned before use and do not mix with other accelerators.
