COMPOSITE CEMENTED CARBIDE ROLL

A composite cemented carbide roll comprising an inner layer made of steel, and intermediate and outer layers made of cemented carbide containing WC particles; the cemented carbide forming the outer layer comprising 55-90 parts by mass of WC particles, and 10-45 parts by mass of a binder phase having...

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Bibliographische Detailangaben
1. Verfasser:	OHATA, Takumi
Format:	Patent
Sprache:	eng
Schlagworte:	ALLOYS CHEMISTRY FERROUS OR NON-FERROUS ALLOYS MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL METALLURGY PERFORMING OPERATIONS PUNCHING METAL ROLLING OF METAL TRANSPORTING TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Beschreibung
Zusammenfassung:	A composite cemented carbide roll comprising an inner layer made of steel, and intermediate and outer layers made of cemented carbide containing WC particles; the cemented carbide forming the outer layer comprising 55-90 parts by mass of WC particles, and 10-45 parts by mass of a binder phase having a particular composition comprising Fe as a main component; the cemented carbide forming the intermediate layer comprising 30-65 parts by mass of WC particles, and 35-70 parts by mass of a binder phase having a particular composition comprising Fe as a main component; and the amount c1 (parts by mass) of WC particles in the outer layer and the amount c2 (parts by mass) of WC particles in the intermediate layer meeting 0.45≤c2/c1≤0.85.