Vanadium-containing non-magnetic Ti(C, N)-based metal ceramic and preparation method thereof
A technology based on metals and ceramics, applied in the field of vanadium-containing non-magnetic Ti-based cermets and its preparation, can solve the problems of difficult control of pre-solid solution, high cost, cumbersome preparation methods, etc., and achieve small specific gravity and good electrical and thermal conductivity , the effect of simple ingredients
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Example Embodiment
[0024] Embodiment 1. A vanadium-containing non-magnetic Ti(C,N)-based cermet and a preparation method thereof, the sequence includes the steps of mixing, wet grinding, drying, compression molding, degreasing, and vacuum sintering;
[0025] (1) Mixing step: mix TiC, TiN, Ni, Mo and VC powder, the weight percentage of each component: TiC: 51.25%, TiN: 9.99%, Ni: 28.44%, Mo: 9.30%, VC: 1.02% ;
[0026] (2) Wet grinding step: In the mixed raw materials, add 0.3% of the mass percentage of industrial alcohol as a medium for ball milling to obtain a mixed slurry; the grinding balls are WC-Co cemented carbide balls, and the mass ratio of the balls is 7:1, ball mill speed is 200rpm, ball milling time is 48h;
[0027] (3) Drying step: Put the mixed slurry in a vacuum drying box for drying, and the dried powder is sieved with a 50-mesh screen; the drying temperature is 70°C and the time is 6 hours;
[0028] (4) Compression molding step: adding 2% of the mass percentage of the molding agent to t...
Example Embodiment
[0031] Embodiment 2. A vanadium-containing non-magnetic Ti(C,N)-based cermet and a preparation method thereof, the sequence includes the steps of mixing, wet grinding, drying, compression molding, degreasing, and vacuum sintering;
[0032] (1) Mixing step: mix TiC, TiN, Ni, Mo and VC powder, the weight percentage of each component: TiC: 50.76%, TiN: 9.99%, Ni: 28.43%, Mo: 9.30%, VC: 1.52% ;
[0033] (2) Wet grinding step: In the mixed raw materials, add 0.5% of its mass percentage of industrial alcohol as a medium for ball milling to obtain a mixed slurry; the grinding balls are WC-Co cemented carbide balls, and the mass ratio of the balls is 7:1, the ball mill speed is 220rpm, and the ball milling time is 36h;
[0034] (3) Drying step: Place the mixed slurry in a vacuum drying box for drying, and the dried powder is sieved with a 100 mesh screen; the drying temperature is 70°C, and the time is 8 hours;
[0035] (4) Compression molding step: adding 1.5% of the molding agent to the mi...
Example Embodiment
[0038] Embodiment 3. A vanadium-containing non-magnetic Ti(C, N)-based cermet and a preparation method thereof, the sequence includes the steps of mixing, wet grinding, drying, compression molding, degreasing, and vacuum sintering;
[0039] (1) Mixing step: mix TiC, TiN, Ni, Mo and VC powder, the weight percentage of each component: TiC: 53.48%, TiN: 9.87%, Ni: 23.40%, Mo: 12.24%, VC: 1.00% ;
[0040] (2) Wet grinding step: In the mixed raw materials, add 0.3% of the mass percentage of industrial alcohol as a medium for ball milling to obtain a mixed slurry; the grinding balls are WC-Co cemented carbide balls, and the mass ratio of the balls is 7:1, ball mill speed is 200rpm, ball milling time is 48h;
[0041] (3) Drying step: Place the mixed slurry in a vacuum drying oven for drying, and the dried powder is sieved with a 200 mesh screen; the drying temperature is 80°C and the time is 8 hours;
[0042] (4) Compression molding step: adding 2% of the mass percentage of the molding agen...
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