Diamond grinding tool of ceramic-metallic bond and preparation method of grinding tool
A metal bond and ceramic bond technology, which is applied in metal processing equipment, grinding/polishing equipment, abrasives, etc., can solve the problem of unsatisfactory service life of diamond abrasive tools, difficulty in meeting market requirements, and inability to use hot-press sintering Process and other issues, to achieve the effect of easy shaping and sharpening, shortening the production cycle, and improving strength and toughness
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Embodiment 1
[0030] The specific process of this example is as follows image 3 shown.
[0031] Table 1: Ceramic-metal bond components and proportions
[0032] components
SiO 2
Al 2 o 3
B 2 o 3
Li 2 o
Na 2 o
K 2 o
ZnO
Ti
Al
wt%
44
9
19
6
7
3
5
5
2
[0033] Analytical pure SiO 2 、Al 2 o 3 、HBO 3 , Li 2 CO 3 、Na 2 CO 3 、K 2 CO 3 and ZnO as raw materials, calculated according to the formula in the above table, weighed, mixed evenly, put into a crucible, heated to 1300°C in a high-temperature frit furnace, kept for 2 hours, water quenched after the raw materials were completely melted, and then wet milled on a ball mill ( 1000r / min) for 24h, dry the wet-milled slurry in an oven at 100°C for 12h, dry-grind for 4h, and pass through a 200-mesh sieve to make a basic vitrified bond.
[0034] Add Ti powder (particle size ≤ 20 μm) and Al powder (particle size ...
Embodiment 2
[0038] Table 2: Ceramic-metal bond components and proportions
[0039] components
SiO 2
al 2 o 3
B 2 o 3
Li 2 o
Na 2 o
K 2 o
ZnO
Ti
Al
wt%
48
12
12
3
8
4
2
8
3
[0040] Analytical pure SiO 2 、Al 2 o 3 、HBO 3 , Li 2 CO 3 、Na 2 CO 3 、K 2 CO 3 and ZnO as raw materials, calculated according to the above formula, weighed, mixed evenly, put into a crucible, heated to 1300 °C in a high-temperature frit furnace, kept for 2 hours, water quenched after the raw materials were completely melted, and then wet milled on a ball mill (1000r / min) for 24 hours, dry the wet-milled slurry in an oven at 100°C for 12 hours, then dry-mill it for 4 hours and pass it through a 200-mesh screen to make a basic vitrified bond.
[0041]Add Ti powder (particle size ≤ 20 μm) and Al powder (particle size ≤ 20 μm) designed in the formula to the basic vitrified bond, and...
Embodiment 3
[0046] Table 3: Ceramic-metal bond components and proportions
[0047] components
SiO 2
Al 2 o 3
B 2 o 3
Li 2 o
Na 2 o
K 2 o
ZnO
Ti
Al
wt%
41
8
18
6
9
6
3
6
3
[0048] Analytical pure SiO 2 、Al 2 o 3 、HBO 3 , Li 2 CO 3 、Na 2 CO 3 、K 2 CO 3 and ZnO as raw materials, calculated according to the above formula, weighed, mixed evenly, put into a crucible, heated to 1300 °C in a high-temperature frit furnace, kept for 2 hours, water quenched after the raw materials were completely melted, and then wet milled on a ball mill (1000r / min) for 24 hours, dry the wet-milled slurry in an oven at 100°C for 12 hours, then dry-mill it for 4 hours and pass it through a 200-mesh screen to make a basic vitrified bond.
[0049] Add Ti powder (particle size ≤ 20 μm) and Al powder (particle size ≤ 20 μm) designed in the formula to the basic vitrified bond, and...
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