| 摘要 |
<p>A method for forming a pelletised evaporite mineral product comprising pulverising an evaporite mineral feedstock to form a dry powder 4; mixing the dry powder with a binder in the presence of a liquid to form an intermediate blend 5; and processing the intermediate blend using a pelletiser 8 to form pellets principally composed of the evaporite material. Preferably the binder comprises starch such as pre-gelled starch and the evaporite mineral is polyhalite.</p> |
