Roughing to finishing of ductile cast iron & gray cast iron| Coated Silicon Nitride Ceramic
| ISO | Work material | Coolant | Grade | vc (m/min) (SFM) | ap (mm) (inch) | f (mm/rev) (IPR) |
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| Cast Iron Rough Turning |
DRY | SP9 | 400 – 900 1300 – 3000 | 0.5 – 3.5 .020 – .140 | 0.3 – 0.6 .012 – .024 | |
| Ductile Rough Turning |
WET | 300 – 600 1000 – 2000 | 0.5 – 3.0 .020 – .120 | 0.15 – 0.4 .006 – .016 |
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| SP9 |
C/T 30 seconds / part
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| Competitor’s CVD coated carbide |
C/T 60 seconds / part
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SP9 machined at a higher speed than the competitor’s CVD coated carbide and reduced cutting time by 50%.
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| SP9 |
1,300 pcs/ corner
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| Competitor’s silicon nitride ceramic |
800 pcs/ corner
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SP9 achieved 1.6 X higher tool life than the competitor’s ceramic.
For more information about this product, visit our online e-catalog, or download the catalog/product report