Our manufacturer processes large white limestones quarries in Quy Hop, Nghe An, one of the largest and highest quality quarries in Vietnam. Besides, our manufacturer's qualified staffs always focus on innovating and applying advanced methods of production as well as international norms and criteria of customer services. All the working processes and conditions are certified by and strictly applied with the quality management system ISO 9001:2008 with the most modern technology imported from Hosokawa Alpine (Germany). Our products have been exported to various countries and acknowledged as the best choice by all the customers who used our products in manufacturing plastics, paper, rubber, paints, ceramic, artificial marble, cattle-feed, poultry-feed, cosmetics, and pharmacy, etc.
| Chemical compositions | Physical properties | ||
| Content of CaCO3 | ≥ 98% | Brightness | ≥ 96% |
| Content of MgO | ≤ 0.16% | Whiteness | ≥ 97% |
| Content of Fe2O3 | ≤ 0.01% | Moisture | ≤ 0.2% |
| Content of Al2O3 | ≤ 0.04% | Bulk density | 2.7 g/cm3 |
| Content of SiO2 | ≤ 0.01% | Oil absorption | ≥ 20g/100g CaCO3 |
| Content of Na2O | ≤ 0.02% | Ignition loss | ≤ 43.08% |
