Cemented Carbide Pellet (YQ)

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Cemented Carbide Pellet (YQ)
Posting date : Nov 30, 2008
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Free Member Scince Nov 29, 2008
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82-
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■ Sintered W-Co cemented carbide pellets; ■ Used as the material for built-up welding. The hardness, wear resistance and corrosion resistance of the surface of the machined parts can be substantially improved; ■Particle size: ranged from 250 microns to 2.4mm(American standard).   Grade & Chemical Compositions   Chemical Compositions(%) Co T.C≤ F.C≤ O≤ Ti≤ Fe≤ YQ3 6.5~7.2 5.4 0.1 1.0 0.5 0.5 YQ4 3.5~4.0 5.5 0.1 1.0 0.5 0.5   Microstructure & Physical Properties   Physical properties Alloy microstructure Density (g/cm3) Hardness (HV) (Load 100g) Porosity≤ Uncombined Carbon≤ Microstructure≤ YQ3 14.5~15.0 ≥1300 A04 B04 C04 Without decarburization, without Co aggregation. YQ4 14.9~15.35 ≥1400 A04 B04 C04

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