PCC （precipitated calcium carbonate) for paints, coatings
Product introduction:
Features: High whiteness, low iron and magnesium content, fineness, high calcium carbonate content, stable settling volume, concentrated particle size distribution, good fluidity. With good processing properties, increase the toughness of products, improve the gloss of products, reducing cost.
Application:
Used in papermaking, rubber, plastics, construction materials, coatings and other industries.
Specification:
| ITEM | UNIT | INDEX | |
| Chemical Analyses | CaCO3 | % | ≥93 |
| MgO | % | ≤0.5 | |
| Fe2O3 | % | ≤0.03 | |
| MnO | % | ≤0.005 | |
| Average Particle Size | μm | 2.5-4（adjustable） | |
| Sedimentation volume | ml/g | 2.5-3.0（adjustable） | |
| Whiteness | % | ≥94 | |
| pHValue | 8-10.5 | ||
| Moisture | % | ≤0.5 | |
| Oil Absorption | ml/100g | ≤60 | |
| Insoluble in acid | % | ≤0.3 | |
| 125μm Residue | % | ≤0.01 | |
| 45μm Residue | % | ≤0.1 | |
| 125mesh Residue | % | pass | |
| Black and yellow impurity | 个/g | ≤5 | |
| Company Name | Shandong Useen Calcium Co., Ltd | Country/Region | China |
| Business Type | Manufacturer/Factory | Company Size | 535 |
| Established | January 18, 2021 | ||
| Address | Dianzi Industrila Zone, Miaozi Town,Qingzhou City, Shandong Province, China | ||
| Main Products | calcium carbonate, precipitated calcium carbonate, calcium oxide, calcium hydroxide | ||
Shandong Useen Calcium Co., Ltd. was founded in 2021 and is located in Qingzhou City, close to Qingdao seaport, with convenient transportation and an advantageous geographical location. The company covers an area of 600 acres and has two business divisions: calcium oxide and calcium carbonate. It operates 4 automatic calcium oxide production lines and 9 calcium carbonate production lines, with an annual calcium carbonate production capacity of 350,000 tons.
In recent years, Yuxin Group has been committed to independent innovation in core technologies for the research and development of calcium carbonate products, continuously introducing new technologies and products. Currently, it has established close "industry-university-research" cooperative relationships with renowned international industry experts, the Institute of Process Engineering of the Chinese Academy of Sciences, Tsinghua University, China University of Geosciences, University of Science and Technology Beijing, Shandong University, and others. The group conducts comprehensive and in-depth collaboration in talent, equipment, technology, and more, possessing strong scientific research and development capabilities. It is recognized as a national high-tech enterprise, a national industry leader, and a key listed enterprise fostered by Qingzhou City, having received honors such as the Shandong Enterprise Technology Research and Development Center and the Weifang Key Laboratory of Nano Calcium Carbonate.
