China (Mainland) 
USD $33.00-34.00 / Kilogram
product advantage
◆highlights barium sulphate high grade products.
◆narrow particle size, uniform distribution,(2 microns reached 80% pass rate), sheen of coating film is good.
◆good dispersion, adsorption capacity is strong, good flow flat.
◆used to flat type and texture of fine arts powder coating with gloss over 95 degree , widely used in paint and other field.
| specifications | barium sulphate precipitated | natural bairum sulphate | ||
| pb 88-1 | nb-97 | nb-90 | nb-70 | |
| baso4% | 96 | 95 | 95 | 93 |
| whiteness: % | 93 | 90 | 90 | 79~81 |
| mositure % | 0.25 | 0.25 | 0.25 | 0.15 |
| oil absorption: ml/100g | 16-20 | 14.0~18.0 | 13.0~17.0 | 8.0~10.0 |
| ph value | 6.5~8.5 | 6.5~8.5 | 6.5~8.5 | 6.5~8.5 |
| average particle size d50: μm | 1.3~1.5 | 0.8-1.0 | 1.8-2.0 | 4.8-5.0 |
| specific gravity: g/cm³ | 4.3 | 4.3 | 4.3 | 4.3 |
| wt.% retained on 325 mesh screen | tr | tr | tr | tr |
