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GC060S / K6UF Grade Image
6% premium grade for CFRP, graphite, hardened steels, greay cast iron. Also approved by CemeCon for CVD-Diamond coating. Excellent choice for reaming applications.
GC060F / DK120 Grade Image
6% premium grade for drilling and reaming CFRP, graphite, hardened steel, and grey cast iron. Also approved for CVD-Diamond coating. Excellent choice for reaming applications.
GC090U / K55SF

GC090U / K55SF

9% grade for drilling and end milling. One of our hardest and most wear-resistant grades making it excellent for hardened die and mold applications, high silicon aluminum, Kevlar, CFRP, and graphite. High cutting speeds and dry cutting in steel. Adding a Hard Carbon coating makes this an outstanding combination for aluminum applications.
Ultra Carbide Grade Graph
Grade Specifications
Co 9.0
WC incl. Doping 91.0
Density 14.35
Vickers Hardness HV30 1920 ± 50
Rockwell Hardness HRA 93.7
Fracture Toughness K1C 9.3
Transverse Rupture Strength 3800
Transverse Rapture Strenght PSI 551,000
Porosity A:  < 02
B:     00
C:     00
Grain Size 0.20
Recommended Applications
Drilling
End Milling
Planing
Recommended Application Material
Aluminium Alloys
CFRP
Composite Materials
Graphite
Hardened Metals
Hardened Steels
High-Alloyed Steel
Kevlar
Plastics