| 摘要 |
<p>This new slicing blade comprises a base disc with a sharp edge tipped with an ultra hard material. The base disc is made of steel which is composed of C no more than 0.10 wt.%, Si (1.0-3.0 wt.%), Mn (less than 0.5 wt.%), Ni (between 4.0 and 8.0 wt.%), Cr (12-18 wt.%), Cu (0.5-3.5 wt.%), N (no more than 0.15 wt.%), S (no more than and Fe and unavoidable impurities (the balance). C and N together must make up at least 0.1 wt.%. The ultra hard material is specified to be diamond.</p> |
