FIELD: powder metallurgy; cobalt-based bonds for manufacture of diamond cutting tools for construction engineering and treatment of stones.
SUBSTANCE: proposed bond contains cobalt and alloying additive in form of nano-powder; content of alloying additive is equal to 1-15 mass-%; used as alloying additive is tungsten carbide or tungsten or aluminum oxide or zirconium dioxide or niobium carbide or ultra-dispersed diamonds coated with silver or nickel.
EFFECT: enhanced wear resistance with no increase of sintering temperature; enhanced hardness, strength and impact viscosity.
3 cl, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| BOND FOR MANUFACTURE OF DIAMOND TOOLS | 2005 |
|
RU2286241C1 |
| BOND FOR MANUFACTURE OF DIAMOND TOOLS | 2005 |
|
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| COPPER-BASED BINDER FOR PRODUCTION OF DIAMOND TOOL | 2010 |
|
RU2432249C1 |
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|
RU2827866C2 |
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|
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|
RU2588928C1 |
| COPPER-BASED BINDER FOR MAKING CUTTING TOOL WITH SUPERHARD MATERIAL | 2012 |
|
RU2487005C1 |
| BINDER BASED ON HIGH-ENTROPY ALLOY FOR MAKING DIAMOND TOOLS | 2024 |
|
RU2835270C1 |
| COPPER-BASED BINDER FOR MAKING CUTTING TOOL WITH SUPERHARD MATERIAL | 2012 |
|
RU2487006C1 |
