FIELD: materials used for making cutting tools. SUBSTANCE: blank includes carburized carbide substrate such as WC - Co with slight waviness and sintered body having layer of diamond grains and binder. Thickness of layer of sintered body of diamond grains is in range 0.05 - 0.4 mm; its area in range of such thickness consists at least 50% of its whole surface area. Sintered body includes as binder Co diffused from carburized carbide substrate. EFFECT: possibility for making material for high-strength diamond compact tool. 6 cl, 4 dwg, 1 tbl
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