Ceramic
Superb wear resistance enables ultra-high-speed machining. Sumitomo Electric Hardmetal's Advanced Ceramic utilises a special process to produce extremely tough grades. This new development permits ultra-high-speed cutting of cast iron, heat-resistant alloy, and ultra-hard rolled material with stability.
Grade Map
A
For Turning
High- Speed
Finishing to Light Medium Rough to Heavy
For Turning
— 01
10
20
30
40
SN2000K
Cast Iron
WX1500
WX2000
Exotic Alloy
SN1000S
NB150H
NB90S
Hardened Steel
Characteristic Values
For Turning
Hardness (HRA)
Main Coating Components
Coating Thickness (μm)
Grade
TRS (GPa)
Characteristics
Class
SN2000K
94.9
1.2
—
— Contains Si 3 N 4 . Suitable for medium to finishing of cast iron.
Cast Iron
Cold-pressed Whisker reinforced ceramic for high efficiency machining of hardened steels, and Ni and Co-based alloys Enhanced with SiC whiskers. For heat-resistant alloy and ultra-hard roll cutting.
WX1500
94.4
—
—
—
WX2000
90.0
1.2
—
—
Exotic Alloy
SN1000S
93.0
0.76
—
— SiAlON grade for high speed machining of Nickel-based alloys. Superior toughness
Al2O2+TICN Execellent wear resistance. The best choice for machining alloy steel and hardened steel
NB150H
96.0
1.1
—
—
Hardened Steel
Ultra-strong. Contains Al2O3 and ZX Coat. Continuous low-speed turning of hardened steel.
NB90S
95.0
1.0
TiAlN
2
A36
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