Nano ceramic high temperature resistant coating material and preparation method thereof
A technology of coating materials and nano-ceramics, which is applied in the field of mechanical processing, can solve the problems of unfavorable processing of ceramic materials and insufficient performance, and achieve the effects of improved toughness, improved superplasticity, and excellent high-temperature resistance
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Embodiment 1
[0025] A nano-ceramic high-temperature-resistant coating material is composed of the following components in parts by mass:
[0026] (1) 3 parts of nano-titanium oxide; (2) 2 parts of nano-copper oxide; (3) 3 parts of nano-magnesium oxide; (4) 12 parts of silicon carbide; (5) 20 parts of glass fiber; (6) 9 parts of sodium silicate (7) 4 parts of boron nitride.
[0027] According to the preparation method of the nano-ceramic high-temperature-resistant coating material provided by the present invention, the above-mentioned nano-ceramic high-temperature-resistant coating material is prepared, and the preparation steps are as follows:
[0028] (1) Weighing: Accurately weigh each component;
[0029] (2) Grinding: Mix the components together, stir well, and put them into a grinder for grinding;
[0030] (3) Calcination: Put the mixture obtained in step (2) into a mold and perform high-temperature calcination at a temperature of 1300°C and a pressure of 5.5GPa for 1 hour;
[0031]...
Embodiment 2
[0033] A nano-ceramic high-temperature-resistant coating material is composed of the following components in parts by mass:
[0034] (1) 5 parts of nano-titanium oxide; (2) 6 parts of nano-copper oxide; (3) 5 parts of nano-magnesium oxide; (4) 15 parts of silicon carbide; (5) 22 parts of glass fiber; (6) 12 parts of sodium silicate (7) 7 parts of boron nitride.
[0035] According to the preparation method of the nano-ceramic high-temperature-resistant coating material provided by the present invention, the above-mentioned nano-ceramic high-temperature-resistant coating material is prepared, and the preparation steps are as follows:
[0036] (1) Weighing: Accurately weigh each component;
[0037] (2) Grinding: Mix the components together, stir well, and put them into a grinder for grinding;
[0038] (3) Calcination: Put the mixture obtained in step (2) into a mold and perform high-temperature calcination at a temperature of 1550°C and a pressure of 6GPa for 2.5 hours;
[003...
Embodiment 3
[0041] A nano-ceramic high-temperature-resistant coating material is composed of the following components in parts by mass:
[0042] (1) 9 parts of nano-titanium oxide; (2) 8 parts of nano-copper oxide; (3) 7 parts of nano-magnesium oxide; (4) 18 parts of silicon carbide; (5) 25 parts of glass fiber; (6) 15 parts of sodium silicate (7) 9 parts of boron nitride.
[0043] According to the preparation method of the nano-ceramic high-temperature-resistant coating material provided by the present invention, the above-mentioned nano-ceramic high-temperature-resistant coating material is prepared, and the preparation steps are as follows:
[0044] (1) Weighing: Accurately weigh each component;
[0045] (2) Grinding: Mix the components together, stir well, and put them into a grinder for grinding;
[0046] (3) Calcination: Put the mixture obtained in step (2) into a mold and perform high-temperature calcination at a temperature of 1700°C and a pressure of 8GPa for 4 hours;
[0047]...
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