摘要 |
<p>A hard composite composition comprises a binder, and a polymodal blend of matnx powder In an embodiment, the polymodal blend of matrix powder has at least one local maxima at a particle size of 30 µm or less, at least one local maxima at a particle size of 200 µm or more, and at least one local minima between a particle size of about 30 µm to about 200 µm that has a value that is less than the local maxima at a particle size of 30 µm or less.</p> |