Natural Barium Sulphate
Sourced from China, this product is manufactured using the highest quality, natural, white barite ore. Strict quality and sizing control results in a consistent product that is used in coatings, paint, plastics, rubber, sealants, friction materials and many other applications where colour, purity and particle size are principle concerns. APM can offer a range of particle sizes and brightness specs according to customer requirements.
Specification
| Brightness(Hunter L) | 90% or 94% min |
| BaSO4 | 97.5% min |
| SiO2 | 1.0% max |
| Fe2O3 | 0.1% max |
| Loss on Ignition(1000 C) | 0.5% max |
| pH | 6~9 |
| S.G. | 4.35 g/cm3 min |
| Moisture | 0.1% max |
| Appearance | White powder without contamination |
| Particle Size | D50 approx. 2.5µm, 5.5µm or 8.5µm |
