Precipitated Calcium Carbonate
Precipitated calcium carbonate has a lower density and a larger specific surface area compared to standard calcium carbonate. This lower density makes it lighter than standard calcium carbonate, hence the name also called "light" calcium carbonate.
Precipitated calcium carbonate typically has conical-shaped particles, which results in differences in oil absorption and bulk density compared to ground calcium carbonate. It is commonly used in industries such as plastics, rubber, and construction materials.
Among these various characteristics of calcium carbonate products, users can choose the most suitable specifications based on the application environment or personal needs to achieve the desired results.
Precipitated Calcium Carbonate Production Process
Natural limestone ore + anthracite coal --> Calcination --> Quicklime --> Addition of water --> Lime milk --> Carbonation --> Dehydration --> Air-stream drying --> Precipitated Calcium Carbonate
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Application of Precipitated Calcium Carbonate in the Rubber and Plastic Industry
Precipitated calcium carbonate serves as a filler when added to plastics and rubber to improve their physical characteristics.
This includes enhancing hardness, rigidity, and wear resistance while reducing costs. Its low density makes it an ideal choice as it decreases the overall weight of products.
Precipitated calcium carbonate is used in automotive manufacturing to create interior components such as door panels, seat parts, dashboards, and trim.
This not only reduces the overall weight of the vehicle, improving fuel efficiency, but also ensures the durability and quality of interior components.
Precipitated calcium carbonate is employed in the production of building materials such as PVC windows, pipes, and door frames.
It enhances the weather resistance and durability of these materials while reducing construction costs.
Precipitated calcium carbonate finds applications in the sports equipment industry, including products like soccer shoes, snowboards, bicycle components, and golf club shafts.
It provides lighter products while maintaining the required strength and rigidity.
Precipitated calcium carbonate is extensively used in the food packaging industry for items like food packaging films and containers.
In an era of increased sustainability and environmental awareness, precipitated calcium carbonate is also used in the production of environmentally friendly bags, such as shopping bags and garbage bags.
These bags are typically lightweight, durable, and recyclable.
The other application of PCC in the rubber and plastic industries (please click here)
The other application of PCC in the plastic industry (please click here)
The Use of Precipitated Calcium Carbonate in Agriculture
Calcium carbonate is widely used to adjust soil pH, neutralizing acidic soils and increasing alkalinity.
This promotes increased microbial activity in the soil, reduces the incidence of crop diseases, and helps improve soil structure and water retention.
- Calcium Carbonate Addition to Soil:
Adding calcium carbonate to soil provides a source of calcium that can be absorbed by plants, reducing the toxicity of harmful elements like aluminum and iron in acidic soils.
- Calcium Nutrient Supplement:
Calcium carbonate, as a calcium fertilizer, provides an essential plant nutrient that aids in cell wall construction and cell division activation.
This results in healthier and higher-quality vegetables, such as tomatoes and bell peppers.
- Prevention of Calcium Deficiency:
Regular application of calcium carbonate fertilizer helps prevent calcium deficiency in plants.
Calcium carbonate is often introduced into herbicide formulations as an adjuvant.
These adjuvants help improve the adhesion, penetration, and stability of herbicides, enhancing their effectiveness.
Calcium carbonate assists in reducing herbicide runoff while ensuring better coverage and absorption of the target weeds.
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Plant Protection Agent Adjuvant
Calcium carbonate is used as an adjuvant in certain plant protection agents to enhance their performance.
It can increase the adhesion of plant protection agents, provide stability, and create a uniform coverage on plant surfaces, reducing the damage caused by harmful organisms.
Additionally, calcium carbonate adjuvants help reduce evaporation, ensuring that plant protection agents effectively safeguard crops.
The other application of PCC in agriculture (please click here)