Polycrystalline Diamond
Characteristic Values
Part Material
Grade
Binder
Carbon Content (%) Grain Size (μm) Hardness HK (GPa)
TRS (GPa)
Features
Hard Brittle Material
100% diamond that directly binds nano-order diamond particles with high strength. Demonstrates optimum wear and fracture resistance as well as the best edge sharpness.
NPD10
—
100
up to 0.05
120 to 130
≈ 3.15
High-density sintered material made of ultra-fine grain diamond that demonstrates optimum wear and fracture resistance and excellent edge sharpness. Sintered material made of ultra-fine grain diamond that demonstrates both wear and fracture resistance and excellent edge sharpness.
DA1000
Co
90 to 95
up to 0.5
50 to 60
≈ 2.60
DA2200
Co
85 to 90
0.5
45 to 55
≈ 2.45
A
Non-Ferrous Metal
Micro-grained sintered diamond particles with both machinability and wear resistance.
DA150
Co
85 to 90
5
50 to 60
≈ 1.95
Coarse sintered diamond particles, with high diamond content for excellent wear resistance.
DA90
Co
90 to 95
50
50 to 65
≈ 1.10
Transverse rupture strength measured with a test piece equivalent to the insert’s PCD layer
SUMIDIA ® Series
M2
SUMIDIA ® Binderless
M4
A35
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