Calcium formate significantly enhances the early strength, rapid setting, low-temperature anti-freezing and durability properties of concrete.
Calcium formate Calcium diformate，Formic acid, calcium salt，Bis (methanoic acid) calcium salt / Diformic acid calcium salt，Ca-formate， Cafo，Calcium formiate，Calcium Format,Tile adhesives calcium formate ,Concrete cure accelerator, Fertilizer, Feed stuff additives
is a highly efficient early-strength accelerator and setting promoter specifically for dry-mixed mortars, concrete, and cement products. It is widely used in construction projects, prefabricated components, road emergency repairs, and winter construction scenarios. Adding an appropriate amount of calcium formate can effectively accelerate the cement hydration reaction and significantly improve the comprehensive performance of concrete. It is a necessary building admixture for low-temperature construction.
- Accelerate cement hydration and shorten setting time
The calcium ions in calcium formate can activate the activity of cement minerals, promoting the rapid dissolution and hydration of tricalcium silicate and dicalcium silicate, and accelerating the formation of hydration products. It effectively shortens the initial and final setting times of concrete, solves the problem of slow hydration at normal and low temperatures, and significantly improves the overall construction progress and efficiency.
- Significantly enhance early strength of concrete
As an efficient early-strength agent, calcium formate can rapidly increase the early strength of concrete and cement mortar. It is suitable for the production of cement bricks, prefabricated components, and prefabricated building products, and can accelerate mold turnover, increase production capacity, and reduce production costs. It is highly suitable for large-scale industrial production.
- Anti-freezing at low temperatures, suitable for winter construction
In low-temperature, cold and damp environments in winter, the hydration of ordinary concrete stops and the strength growth is slow. Calcium formate has excellent low-temperature setting promotion and anti-freezing properties, which can ensure the normal hardening of mortar and concrete in low-temperature environments, perfectly solving the problems of winter construction, and is the core admixture for winter construction in engineering.
- Reduce porosity and enhance freeze-thaw resistance
Adding calcium formate can optimize the internal density of concrete, reduce the internal porosity, and reduce the expansion damage caused by water penetration and freezing. It effectively improves the freeze-thaw resistance of concrete, enhancing the service life and structural stability of buildings and road pavements in cold regions.
- Reduce permeability and enhance corrosion resistance
Calcium formate can react with cement hydration products to form a stable and dense structure, reducing the permeability of mortar and concrete, effectively resisting the infiltration of acids, alkalis, sewage, and corrosive media. It significantly improves the corrosion resistance and carbonation resistance of building structures, and is suitable for special construction in chemical sites and sewage projects.
- Strong versatility, suitable for various building material systems
Calcium formate is compatible with ordinary Portland cement, dry-mixed mortars, floor mortars, repair mortars, tile adhesives, gypsum building materials, and other systems. It is non-alkaline and non-chlorine, with stable performance, does not affect the final strength, and is currently the most cost-effective inorganic early-strength promoting and setting promoter admixture in engineering.
Summary: The main functions of calcium formate are to promote early setting and high strength, prevent freezing at low temperatures, enhance compactness and impermeability, and resist corrosion and freezing. It can effectively solve problems such as slow concrete setting, low strength, difficulties in winter construction, and poor durability. It is widely used in civil engineering, prefabricated components, road emergency repairs, and winter low-temperature construction fields.