CN104862634A - Impact-resistant ceramic coating layer for metal-based thermal spraying and spraying method thereof - Google Patents
Impact-resistant ceramic coating layer for metal-based thermal spraying and spraying method thereof Download PDFInfo
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- CN104862634A CN104862634A CN201510213491.2A CN201510213491A CN104862634A CN 104862634 A CN104862634 A CN 104862634A CN 201510213491 A CN201510213491 A CN 201510213491A CN 104862634 A CN104862634 A CN 104862634A
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Abstract
The invention discloses an impact-resistant ceramic coating layer for metal-based thermal spraying. The impact-resistant ceramic coating layer comprises the following raw materials in parts by weight: 25-32 parts of basalt, 13-20 parts of kaolin, 8-10 parts of clay, 3-8 parts of silicon dioxide, 2-5 parts of titanium oxide, 1-4 parts of sodium oxide, 4-8 parts of calcium lignosulphonate, 2-4 parts of zirconium oxide, 6-8 parts of assistant, 4-8 parts of glass fibers, 2-7 parts of nickel sulfate, 1-2 parts of rare earth, 1-2 parts of sodium zirconate, and 5-10 parts of de-ionized water, wherein the rare earth comprises the following components in percentage by mass: 8.8-9.4% of erbium, 3.7-4.6% of holmium, 9.2-10.8% of neodymium, 4.5-5.5% of promethium, 13.2-15.5% of gadolinium, 10.2-10.8% of europium, and the balance of lanthanum and inevitable impurities. The impact-resistant ceramic coating layer in proper in ceramic powder components and ratios; the average grain size of the ceramic coating layer is 52.8 nm; a molten shell adopts a columnar crystal structure with stronger directivity; the ceramic coating layer is excellent in impact resistance, high in hardness, wider in temperature resistance, excellent in ablation resistance, excellent in mechanical performance and high in strength; adopted plasma spraying equipment is stable in current; a formed aluminum oxide coating layer is smooth and compact; and the bonding strength with a metal matrix is high.
Description
Technical field
The present invention relates to a kind of pottery and spraying method thereof of thermospray, a kind of shock-resistant ceramic coating for metal matrix thermospray and spraying method thereof, belong to technical field of hot specifically.
Background technology
Along with the development of society, pottery occupies an important position in a lot of field, and be subject to the accreditation of a lot of human consumer, the environment for use of pottery is very complicated, especially under there is the environment of high temperature, greatly reduce work-ing life, increase cost, so traditional stupalith cannot meet day by day harsh job requirement, the important topic that exploitation has high temperature resistant, corrosion-resistant, shock resistance, anti-tired and anti abrasive advanced composite material has become Materials science research.The method wherein carrying out coated ceramic layer in metallic surface by the form of thermospray prepare the toughness not only with metal and intensity, but also the matrix material of the advantage such as high temperature resistant, corrosion-resistant with pottery become an important research direction.
Summary of the invention
Technical problem to be solved by this invention is, a kind of shock-resistant ceramic coating for metal matrix thermospray and spraying method thereof are proposed, ceramic coating surface thickness >=the 2mm of preparation, density >=96%, overcomes the shortcoming of ceramic coating impact resistance difference in traditional hot-spraying techniques.
The present invention solves the technical scheme of above technical problem: provide a kind of shock-resistant ceramic coating for metal matrix thermospray, the composition of its raw material comprises by weight: basalt: 25-32 part, kaolin: 13-20 part, clay: 8-10 part, silicon-dioxide: 3-8 part, titanium oxide: 2-5 part, sodium oxide: 1-4 part, calcium lignin sulphonate: 4-8 part, zirconium white: 2-4 part, auxiliary agent: 6-8 part, glass fibre: 4-8 part, single nickel salt: 2-7, rare earth: 1-2 part, sodium zirconate: 1-2 part, deionized water: 5-10 part;
The component of described rare earth is by mass percentage: erbium: 8.8-9.4%, holmium: 3.7-4.6%, neodymium: 9.2-10.8%, promethium: 4.5-5.5%, gadolinium: 13.2-15.5%, europium: 10.2-10.8%, and surplus is lanthanum and inevitable impurity;
The component of described auxiliary agent is counted by weight: aluminium sesquioxide: 20-29 part, calcium carbonate: 10-18 part, lead naphthenate: 5-8 part, silicon sol: 2-6 part, hydroxyalkyl phenol polyethenoxy ether: 8-13 part.
Further restriction technical scheme of the present invention, the aforesaid shock-resistant ceramic coating for metal matrix thermospray, the composition of its raw material comprises by weight: basalt: 25 parts, kaolin: 13 parts, clay: 8 parts, silicon-dioxide: 3 parts, titanium oxide: 2 parts, sodium oxide: 1 part, calcium lignin sulphonate: 4 parts, zirconium white: 2 parts, auxiliary agent: 6 parts, glass fibre: 4 parts, single nickel salt: 2 parts, rare earth: 1 part, sodium zirconate: 1 part, deionized water: 5 parts;
The component of described rare earth is by mass percentage: erbium: 8.8%, holmium: 3.7%, neodymium: 9.2%, promethium: 4.5%, gadolinium: 13.2%, europium: 10.2%, and surplus is lanthanum and inevitable impurity;
The component of described auxiliary agent is counted by weight: aluminium sesquioxide: 20 parts, calcium carbonate: 10 parts, lead naphthenate: 5 parts, silicon sol: 2 parts, hydroxyalkyl phenol polyethenoxy ether: 8 parts.
The aforesaid shock-resistant ceramic coating for metal matrix thermospray, the composition of its raw material comprises by weight: basalt: 28 parts, kaolin: 18 parts, clay: 9 parts, silicon-dioxide: 6 parts, titanium oxide: 4 parts, sodium oxide: 3 parts, calcium lignin sulphonate: 6 parts, zirconium white: 3 parts, auxiliary agent: 7 parts, glass fibre: 6 parts, single nickel salt: 5 parts, rare earth: 1 part, sodium zirconate: 2 parts, deionized water: 7 parts;
The component of described rare earth is by mass percentage: erbium: 9.1%, holmium: 4.2%, neodymium: 9.8%, promethium: 5.1%, gadolinium: 14.5%, europium: 10.5%, and surplus is lanthanum and inevitable impurity;
The component of described auxiliary agent is counted by weight: aluminium sesquioxide: 25 parts, calcium carbonate: 14 parts, lead naphthenate: 7 parts, silicon sol: 4 parts, hydroxyalkyl phenol polyethenoxy ether: 10 parts.
The aforesaid shock-resistant ceramic coating for metal matrix thermospray, the composition of its raw material comprises by weight: basalt: 32 parts, kaolin: 20 parts, clay: 10 parts, silicon-dioxide: 8 parts, titanium oxide: 5 parts, sodium oxide: 4 parts, calcium lignin sulphonate: 8 parts, zirconium white: 4 parts, auxiliary agent: 8 parts, glass fibre: 8 parts, single nickel salt: 7 parts, rare earth: 2 parts, sodium zirconate: 2 parts, deionized water: 10 parts;
The component of described rare earth is by mass percentage: erbium: 9.4%, holmium: 4.6%, neodymium: 10.8%, promethium: 5.5%, gadolinium: 15.5%, europium: 10.8%, and surplus is lanthanum and inevitable impurity;
The component of described auxiliary agent is counted by weight: aluminium sesquioxide: 29 parts, calcium carbonate: 18 parts, lead naphthenate: 8 parts, silicon sol: 6 parts, hydroxyalkyl phenol polyethenoxy ether: 13 parts.
For a spraying method for the shock-resistant ceramic coating of metal matrix thermospray, comprise the following steps:
Step (1): take each raw material, adopts any one method of spray-drying process, sintering crushing method or mechanical attrition method to carry out fragmentation, makes spraying ceramic powder;
Step (2): carry out surface cleaning to metal base to be sprayed, removes greasy dirt and the rusty scale of metallic substrate surface by method that is chemical or physics;
Step (3): carry out blasted rough process to metal base to be sprayed, then utilizes dry high-pressure air to purge clean process to the substrate surface after sandblasting;
Step (4): metal base is put into preheating oven and carry out warm-up operation, preheating temperature is 90-110 DEG C, warm up time 20-45min; Metallic substrate surface after preheat sprays rapidly the bond coating that a layer thickness is 0.05-0.25mm, makes it be formed and forms rough coatings with metallic substrate surface;
Step (5): drying of ceramic powder step (1) obtained is sent in the powder feeder of thermal spray system, and wherein powder feeder powder feeding gas is argon gas, and gas flow is 30-65L/min;
Step (6): plasma spray coating process parameter is set, regulate the angle of spray nozzle, the angle of spray stream shaft angle degree and substrate surface is made to keep 60 °-90 °, then the spray distance arranging manipulator control nozzle and metal base is 6-15cm, the translational speed of nozzle is 0.01-0.03m/s, start thermal spray system and mechanical manipulator, cover in metallic substrate surface spraying and once obtain ceramic coating afterwards;
Step (7): fill hole sealing agent at surface ceramii layer.
The spraying method of the aforesaid shock-resistant ceramic coating for metal matrix thermospray, described plasma spray coating process parameter in step (5) is: the airshed of argon gas is 90-110L/min, the airshed of nitrogen is 5-30L/min, and working current is 300-400A, and operating voltage is 150-180V.
Further, the spraying method of the aforesaid shock-resistant ceramic coating for metal matrix thermospray, described bond coating is Mo, NiAl, NiCr or xantal one wherein.
Beneficial effect of the present invention: the present invention in ceramic powder composition and ratio suitable, the average grain size of ceramic coating is 52.8nm, and the shell of melting is the very strong columnar crystal structure of directivity, and impact resistance is good, and hardness is high; Have wider temperature tolerance, ablation resistance is good and has good mechanical property, intensity is large; The plasma spraying equipment current stabilization adopted, the smooth densification of the aluminum oxide coating layer formed, good with metal base bonding strength, hardness is HRC65-80, shows good functional performance, significantly improves service precision and the life-span of parts.
Embodiment
embodiment 1
The present embodiment provides a kind of shock-resistant ceramic coating for metal matrix thermospray, and the composition of its raw material comprises by weight: basalt: 25 parts, kaolin: 13 parts, clay: 8 parts, silicon-dioxide: 3 parts, titanium oxide: 2 parts, sodium oxide: 1 part, calcium lignin sulphonate: 4 parts, zirconium white: 2 parts, auxiliary agent: 6 parts, glass fibre: 4 parts, single nickel salt: 2 parts, rare earth: 1 part, sodium zirconate: 1 part, deionized water: 5 parts;
The component of described rare earth is by mass percentage: erbium: 8.8%, holmium: 3.7%, neodymium: 9.2%, promethium: 4.5%, gadolinium: 13.2%, europium: 10.2%, and surplus is lanthanum and inevitable impurity;
The component of described auxiliary agent is counted by weight: aluminium sesquioxide: 20 parts, calcium carbonate: 10 parts, lead naphthenate: 5 parts, silicon sol: 2 parts, hydroxyalkyl phenol polyethenoxy ether: 8 parts.
The spraying method of a kind of shock-resistant ceramic coating for metal matrix thermospray that the present embodiment provides, comprises the following steps:
Step (1): take each raw material, adopts any one method of spray-drying process, sintering crushing method or mechanical attrition method to carry out fragmentation, makes spraying ceramic powder;
Step (2): carry out surface cleaning to metal base to be sprayed, removes greasy dirt and the rusty scale of metallic substrate surface by method that is chemical or physics;
Step (3): carry out blasted rough process to metal base to be sprayed, then utilizes dry high-pressure air to purge clean process to the substrate surface after sandblasting;
Step (4): metal base is put into preheating oven and carry out warm-up operation, preheating temperature is 90 DEG C, warm up time 45min; Metallic substrate surface after preheat spray rapidly a layer thickness be 0.055mm containing NiCr bond coating, make it be formed and form rough coatings with metallic substrate surface;
Step (5): drying of ceramic powder step (1) obtained is sent in the powder feeder of thermal spray system, and wherein powder feeder powder feeding gas is argon gas, and gas flow is 30L/min;
Step (6): plasma spray coating process parameter is set, spraying parameter is: the airshed of argon gas is 90L/min, and the airshed of nitrogen is 5L/min, and working current is 300A, and operating voltage is 180V; Regulate the angle of spray nozzle, the angle of spray stream shaft angle degree and substrate surface is made to keep 60 °, then the spray distance arranging manipulator control nozzle and metal base is 6cm, the translational speed of nozzle is 0.01m/s, start thermal spray system and mechanical manipulator, cover in metallic substrate surface spraying and once obtain ceramic coating afterwards;
Step (7): fill hole sealing agent at surface ceramii layer.
embodiment 2
The present embodiment provides a kind of shock-resistant ceramic coating for metal matrix thermospray, and the composition of its raw material comprises by weight: basalt: 28 parts, kaolin: 18 parts, clay: 9 parts, silicon-dioxide: 6 parts, titanium oxide: 4 parts, sodium oxide: 3 parts, calcium lignin sulphonate: 6 parts, zirconium white: 3 parts, auxiliary agent: 7 parts, glass fibre: 6 parts, single nickel salt: 5 parts, rare earth: 1 part, sodium zirconate: 2 parts, deionized water: 7 parts;
The component of described rare earth is by mass percentage: erbium: 9.1%, holmium: 4.2%, neodymium: 9.8%, promethium: 5.1%, gadolinium: 14.5%, europium: 10.5%, and surplus is lanthanum and inevitable impurity;
The component of described auxiliary agent is counted by weight: aluminium sesquioxide: 25 parts, calcium carbonate: 14 parts, lead naphthenate: 7 parts, silicon sol: 4 parts, hydroxyalkyl phenol polyethenoxy ether: 10 parts.
The spraying method of a kind of shock-resistant ceramic coating for metal matrix thermospray that the present embodiment provides, comprises the following steps:
Step (1): take each raw material, adopts any one method of spray-drying process, sintering crushing method or mechanical attrition method to carry out fragmentation, makes spraying ceramic powder;
Step (2): carry out surface cleaning to metal base to be sprayed, removes greasy dirt and the rusty scale of metallic substrate surface by method that is chemical or physics;
Step (3): carry out blasted rough process to metal base to be sprayed, then utilizes dry high-pressure air to purge clean process to the substrate surface after sandblasting;
Step (4): metal base is put into preheating oven and carry out warm-up operation, preheating temperature is 100 DEG C, warm up time 25min; Metallic substrate surface after preheat spray rapidly a layer thickness be 0.15mm containing Mo bond coating, make it be formed and form rough coatings with metallic substrate surface;
Step (5): drying of ceramic powder step (1) obtained is sent in the powder feeder of thermal spray system, and wherein powder feeder powder feeding gas is argon gas, and gas flow is 45L/min;
Step (6): plasma spray coating process parameter is set, spraying parameter is: the airshed of argon gas is 100L/min, and the airshed of nitrogen is 20L/min, and working current is 350A, and operating voltage is 160V; Regulate the angle of spray nozzle, the angle of spray stream shaft angle degree and substrate surface is made to keep 80 °, then the spray distance arranging manipulator control nozzle and metal base is 10cm, the translational speed of nozzle is 0.02m/s, start thermal spray system and mechanical manipulator, cover in metallic substrate surface spraying and once obtain ceramic coating afterwards;
Step (7): fill hole sealing agent at surface ceramii layer.
embodiment 3
The present embodiment provides a kind of shock-resistant ceramic coating for metal matrix thermospray, and the composition of its raw material comprises by weight: basalt: 32 parts, kaolin: 20 parts, clay: 10 parts, silicon-dioxide: 8 parts, titanium oxide: 5 parts, sodium oxide: 4 parts, calcium lignin sulphonate: 8 parts, zirconium white: 4 parts, auxiliary agent: 8 parts, glass fibre: 8 parts, single nickel salt: 7 parts, rare earth: 2 parts, sodium zirconate: 2 parts, deionized water: 10 parts;
The component of described rare earth is by mass percentage: erbium: 9.4%, holmium: 4.6%, neodymium: 10.8%, promethium: 5.5%, gadolinium: 15.5%, europium: 10.8%, and surplus is lanthanum and inevitable impurity;
The component of described auxiliary agent is counted by weight: aluminium sesquioxide: 29 parts, calcium carbonate: 18 parts, lead naphthenate: 8 parts, silicon sol: 6 parts, hydroxyalkyl phenol polyethenoxy ether: 13 parts.
The spraying method of a kind of shock-resistant ceramic coating for metal matrix thermospray that the present embodiment provides, comprises the following steps:
Step (1): take each raw material, adopts any one method of spray-drying process, sintering crushing method or mechanical attrition method to carry out fragmentation, makes spraying ceramic powder;
Step (2): carry out surface cleaning to metal base to be sprayed, removes greasy dirt and the rusty scale of metallic substrate surface by method that is chemical or physics;
Step (3): carry out blasted rough process to metal base to be sprayed, then utilizes dry high-pressure air to purge clean process to the substrate surface after sandblasting;
Step (4): metal base is put into preheating oven and carry out warm-up operation, preheating temperature is 110 DEG C, warm up time 20min; Metallic substrate surface after preheat spray rapidly a layer thickness be 0.25mm containing NiCr bond coating, make it be formed and form rough coatings with metallic substrate surface;
Step (5): drying of ceramic powder step (1) obtained is sent in the powder feeder of thermal spray system, and wherein powder feeder powder feeding gas is argon gas, and gas flow is 65L/min;
Step (6): plasma spray coating process parameter is set, spraying parameter is: the airshed of argon gas is 110L/min, and the airshed of nitrogen is 30L/min, and working current is 400A, and operating voltage is 150; Regulate the angle of spray nozzle, the angle of spray stream shaft angle degree and substrate surface is made to keep 90 °, then the spray distance arranging manipulator control nozzle and metal base is 15cm, the translational speed of nozzle is 0.03m/s, start thermal spray system and mechanical manipulator, cover in metallic substrate surface spraying and once obtain ceramic coating afterwards;
Step (7): fill hole sealing agent at surface ceramii layer.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of application claims.
Claims (7)
1. for the shock-resistant ceramic coating of metal matrix thermospray, it is characterized in that: the composition of its raw material comprises by weight: basalt: 25-32 part, kaolin: 13-20 part, clay: 8-10 part, silicon-dioxide: 3-8 part, titanium oxide: 2-5 part, sodium oxide: 1-4 part, calcium lignin sulphonate: 4-8 part, zirconium white: 2-4 part, auxiliary agent: 6-8 part, glass fibre: 4-8 part, single nickel salt: 2-7 part, rare earth: 1-2 part, sodium zirconate: 1-2 part, deionized water: 5-10 part;
The component of described rare earth is by mass percentage: erbium: 8.8-9.4%, holmium: 3.7-4.6%, neodymium: 9.2-10.8%, promethium: 4.5-5.5%, gadolinium: 13.2-15.5%, europium: 10.2-10.8%, and surplus is lanthanum and inevitable impurity;
The component of described auxiliary agent is counted by weight: aluminium sesquioxide: 20-29 part, calcium carbonate: 10-18 part, lead naphthenate: 5-8 part, silicon sol: 2-6 part, hydroxyalkyl phenol polyethenoxy ether: 8-13 part.
2., as claimed in claim 1 for the shock-resistant ceramic coating of metal matrix thermospray, it is characterized in that: the composition of its raw material comprises by weight: basalt: 25 parts, kaolin: 13 parts, clay: 8 parts, silicon-dioxide: 3 parts, titanium oxide: 2 parts, sodium oxide: 1 part, calcium lignin sulphonate: 4 parts, zirconium white: 2 parts, auxiliary agent: 6 parts, glass fibre: 4 parts, single nickel salt: 2 parts, rare earth: 1 part, sodium zirconate: 1 part, deionized water: 5 parts;
The component of described rare earth is by mass percentage: erbium: 8.8%, holmium: 3.7%, neodymium: 9.2%, promethium: 4.5%, gadolinium: 13.2%, europium: 10.2%, and surplus is lanthanum and inevitable impurity;
The component of described auxiliary agent is counted by weight: aluminium sesquioxide: 20 parts, calcium carbonate: 10 parts, lead naphthenate: 5 parts, silicon sol: 2 parts, hydroxyalkyl phenol polyethenoxy ether: 8 parts.
3., as claimed in claim 1 for the shock-resistant ceramic coating of metal matrix thermospray, it is characterized in that: the composition of its raw material comprises by weight: basalt: 28 parts, kaolin: 18 parts, clay: 9 parts, silicon-dioxide: 6 parts, titanium oxide: 4 parts, sodium oxide: 3 parts, calcium lignin sulphonate: 6 parts, zirconium white: 3 parts, auxiliary agent: 7 parts, glass fibre: 6 parts, single nickel salt: 5 parts, rare earth: 1 part, sodium zirconate: 2 parts, deionized water: 7 parts;
The component of described rare earth is by mass percentage: erbium: 9.1%, holmium: 4.2%, neodymium: 9.8%, promethium: 5.1%, gadolinium: 14.5%, europium: 10.5%, and surplus is lanthanum and inevitable impurity;
The component of described auxiliary agent is counted by weight: aluminium sesquioxide: 25 parts, calcium carbonate: 14 parts, lead naphthenate: 7 parts, silicon sol: 4 parts, hydroxyalkyl phenol polyethenoxy ether: 10 parts.
4., as claimed in claim 1 for the shock-resistant ceramic coating of metal matrix thermospray, it is characterized in that: the composition of its raw material comprises by weight: basalt: 32 parts, kaolin: 20 parts, clay: 10 parts, silicon-dioxide: 8 parts, titanium oxide: 5 parts, sodium oxide: 4 parts, calcium lignin sulphonate: 8 parts, zirconium white: 4 parts, auxiliary agent: 8 parts, glass fibre: 8 parts, single nickel salt: 7 parts, rare earth: 2 parts, sodium zirconate: 2 parts, deionized water: 10 parts;
The component of described rare earth is by mass percentage: erbium: 9.4%, holmium: 4.6%, neodymium: 10.8%, promethium: 5.5%, gadolinium: 15.5%, europium: 10.8%, and surplus is lanthanum and inevitable impurity;
The component of described auxiliary agent is counted by weight: aluminium sesquioxide: 29 parts, calcium carbonate: 18 parts, lead naphthenate: 8 parts, silicon sol: 6 parts, hydroxyalkyl phenol polyethenoxy ether: 13 parts.
5., for a spraying method for the shock-resistant ceramic coating of metal matrix thermospray, it is characterized in that comprising the following steps:
Step (1): take each raw material, adopts any one method of spray-drying process, sintering crushing method or mechanical attrition method to carry out fragmentation, makes spraying ceramic powder;
Step (2): carry out surface cleaning to metal base to be sprayed, removes greasy dirt and the rusty scale of metallic substrate surface by method that is chemical or physics;
Step (3): carry out blasted rough process to metal base to be sprayed, then utilizes dry high-pressure air to purge clean process to the substrate surface after sandblasting;
Step (4): metal base is put into preheating oven and carry out warm-up operation, preheating temperature is 90-110 DEG C, warm up time 20-45min; Metallic substrate surface after preheat sprays rapidly the bond coating that a layer thickness is 0.05-0.25mm, makes it be formed and forms rough coatings with metallic substrate surface;
Step (5): drying of ceramic powder step (1) obtained is sent in the powder feeder of thermal spray system, and wherein powder feeder powder feeding gas is argon gas, and gas flow is 30-65L/min;
Step (6): plasma spray coating process parameter is set, regulate the angle of spray nozzle, the angle of spray stream shaft angle degree and substrate surface is made to keep 60 °-90 °, then the spray distance arranging manipulator control nozzle and metal base is 6-15cm, the translational speed of nozzle is 0.01-0.03m/s, start thermal spray system and mechanical manipulator, cover in metallic substrate surface spraying and once obtain ceramic coating afterwards;
Step (7): fill hole sealing agent at surface ceramii layer.
6. the spraying method of the shock-resistant ceramic coating for metal matrix thermospray according to claim 5, it is characterized in that: the described plasma spray coating process parameter in step (5) is: the airshed of argon gas is 90-110L/min, the airshed of nitrogen is 5-30L/min, working current is 300-400A, and operating voltage is 150-180V.
7. the spraying method of the shock-resistant ceramic coating for metal matrix thermospray according to claim 5, is characterized in that: described bond coating is Mo, NiAl, NiCr or xantal one wherein.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110002496A (en) * | 2019-02-25 | 2019-07-12 | 王召惠 | A kind of anti-preparation method for peeling off zirconia coating Zirconium oxide powder |
| CN110713378A (en) * | 2019-11-20 | 2020-01-21 | 廖桃元 | Basalt integrated board and manufacturing process thereof |
| CN112743925A (en) * | 2020-12-28 | 2021-05-04 | 中北大学 | Impact-resistant ceramic material and preparation method and application thereof |
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| CN104355602A (en) * | 2014-10-29 | 2015-02-18 | 安徽省皖捷液压科技有限公司 | Special ceramic and preparation method thereof |
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| CN104355602A (en) * | 2014-10-29 | 2015-02-18 | 安徽省皖捷液压科技有限公司 | Special ceramic and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110002496A (en) * | 2019-02-25 | 2019-07-12 | 王召惠 | A kind of anti-preparation method for peeling off zirconia coating Zirconium oxide powder |
| CN110713378A (en) * | 2019-11-20 | 2020-01-21 | 廖桃元 | Basalt integrated board and manufacturing process thereof |
| CN112743925A (en) * | 2020-12-28 | 2021-05-04 | 中北大学 | Impact-resistant ceramic material and preparation method and application thereof |
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Application publication date: 20150826 |