CN102430744A - Casting process of highly-abrasionproof composite lining plate - Google Patents
Casting process of highly-abrasionproof composite lining plate Download PDFInfo
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- CN102430744A CN102430744A CN2011104128443A CN201110412844A CN102430744A CN 102430744 A CN102430744 A CN 102430744A CN 2011104128443 A CN2011104128443 A CN 2011104128443A CN 201110412844 A CN201110412844 A CN 201110412844A CN 102430744 A CN102430744 A CN 102430744A
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Abstract
The invention relates to a casting process of a highly-abrasionproof composite lining plate. The process comprises the following steps of: surface treatment of a ceramic layer, casting of the composite lining plate and thermal refining and comprises the specific steps of: cleaning scrubbing the ceramic layer by using an organic solvent, adding metallic powder to water glass used as a bonder and evenly mixing to prepare a wetting phase, and evenly coating the wetting phase onto the surface of the ceramic layer; and then preheating the ceramic layer, placing the preheated ceramic layer in a casing die cavity and pouring molten metal for casting, and after casting is ended, carrying out thermal refining to prepare the highly-abrasionproof ceramic metal composite lining plate, wherein the molten liquid is also added with active element metals. The process disclosed by the invention has the advantages of high production efficiency, no need of special welding equipment and simple process; and the prepared ceramic metal composite lining plate has very good wearing-resisting effect.
Description
Technical field
The present invention relates to composite liner and make the field, be specifically related to a kind of casting technique of high abrasion composite liner.
Background technology
In the prior art, the preparation of metal/ceramic composite has methods such as mull technique, mechanical connection, fusing process of intermediate and soldering and solid-state diffusion weldering.Mull technique receives temperature restriction and the scope of application is limited, and mechanical connection often produces bigger joint stress and can not get higher binding strength and be not suitable for the high temperature occasion; Be welding in the composite joint that to make high temperatures under certain condition, but be difficult to the ceramet connection of formation face-face, and equipment investment is expensive; The process characteristic of active metal brazing is configuration high vacuum or controlled atmosphere equipment, and joint quality is good, and the property leaned on is high, is easy to accomplish scale production, and technological process is easy to control.The difficult point of active metal brazing is the solder configuration and reduces interfacial stress.The solid-state diffusion weldering can be satisfied the requirement that high temperature is used, but complex technical process is high to the requirement that connects surperficial processing and connection device; High connection temperature be connected pressure and can increase residual stress, cause deformation of members.
Summary of the invention
The objective of the invention is deficiency, a kind of casting technique of high abrasion composite liner is provided, the preparation technology that production efficiency is high, bond strength is high, do not need the ceramic-metal composites of special welding equipment for solving the problems of the technologies described above.
The present invention is the deficiency that solves the problems of the technologies described above, and the technical scheme that is adopted is: a kind of casting technique of high abrasion composite liner is characterized in that: said technology may further comprise the steps:
(1), the surface treatment of ceramic layer: with an organic solvent with the surperficial scrub of ceramic layer; With waterglass is binding agent; The interpolation metal dust mixes and processes wetting phase in waterglass; And wetting phase evenly is coated in the surface of ceramic layer, and to place subsequent usely, the applied thickness of wetting phase is no more than 10mm; Wherein, metal dust is according to percentage by weight, and the Ti powder by 5～20%, 20～70% Al powder and 30～50% Ni powder mix and make, and the granularity of mixed metal powder is 10～50 μ m;
(2), composite liner casting: with the ceramic layer of handling well in the step (1) preheating 30～60 minutes under 800～900 ℃ of conditions; Put into the die cavity of casting mould to erect form arranged side by side then; And leave the gap between the ceramic layer; Smelting metal liquid is cast in the space between the interior ceramic layer of die cavity, and the pouring temperature of molten metal is 1300～1360 ℃; Wherein also be added with the active element metal powder of pouring metal melt quality 2～10% in the molten metal; The active element metal powder is the mixed metal powder of Ti powder and Zr powder; Wherein the mass ratio of Ti powder and Zr powder is 1/10～10/1 in the mixed metal powder, and the granularity of mixed metal powder is 10～50 μ m;
(3), modifier treatment: after the quenching, 400～500 ℃ of temper.
Said ceramic layer is oxide ceramics, carbide ceramics or nitride ceramics.
The invention has the beneficial effects as follows:
(1) method of the present invention can increase the wetability between pottery and the metal at ceramic layer surface metallization powder, strengthens the bond strength between ceramic layer and the metal level.
(2) method of the present invention adds the active element metal powder in casting of metals liquid, can further improve the wetability between pottery and the metal, strengthens the bond strength between ceramic layer and the metal level.
(3) process production efficiency of the present invention high, do not need special welding equipment, technology is simple, the wear-resisting effect of ceramet composite liner that makes is very good.
The specific embodiment
Below be specific embodiment of the present invention:
Embodiment 1
A kind of casting technique of high abrasion composite liner may further comprise the steps:
(1), the surface treatment of ceramic layer: use the surperficial scrub of acetone with ceramic layer; With waterglass is binding agent, and the interpolation metal dust mixes and processes wetting phase in waterglass, and wetting phase evenly is coated in the surface of ceramic layer; Place subsequent usely, the applied thickness of wetting phase is 6mm; Wherein, metal dust is according to percentage by weight, and the Ti powder by 5%, 60% Al powder and 35% Ni powder mix and make, and the granularity of mixed metal powder is 10 μ m; Acetone is a kind of of organic solvent, and solvability is strong, and cleaning performance is good.Waterglass is as binding agent, and cohesive force is strong, intensity is higher, acid resistance, good heat resistance.Be particularly suitable in the composite liner casting processing, using.
(2), composite liner casting: with the ceramic layer of handling well in the step (1) preheating 60 minutes under 800 ℃ of conditions; Put into the die cavity of casting mould to erect form arranged side by side then; And leave the gap between the ceramic layer; Smelting metal liquid is cast in the space between the interior ceramic layer of die cavity, and the pouring temperature of molten metal is 1300 ℃; Wherein also be added with the active element metal powder of pouring metal melt amount 2 % in the molten metal; The active element metal powder is the mixed metal powder of Ti powder and Zr powder; Wherein the mass ratio of Ti powder and Zr powder is 1/10 in the mixed metal powder, and the granularity of mixed metal powder is 25 μ m; In order to increase the wetability of metal level and ceramic layer, at the surperficial precoating metal dust of ceramic layer, and, molten steel adds the reactive metal element when pouring into a mould, can improve wetability between metal level and the ceramic layer.
(3), modifier treatment: after the quenching, 400 ℃ of temper.
Embodiment 2
A kind of casting technique of high abrasion composite liner may further comprise the steps:
(1), the surface treatment of ceramic layer: use the surperficial scrub of acetone with ceramic layer; With waterglass is binding agent, and the interpolation metal dust mixes and processes wetting phase in waterglass, and wetting phase evenly is coated in the surface of ceramic layer; Place subsequent usely, the applied thickness of wetting phase is 8mm; Wherein, metal dust is according to percentage by weight, and the Ti powder by 20%, 30% Al powder and 50% Ni powder mix and make, and the granularity of mixed metal powder is 50 μ m; Acetone is a kind of of organic solvent, and solvability is strong, and cleaning performance is good.Waterglass is as binding agent, and cohesive force is strong, intensity is higher, acid resistance, good heat resistance.Be particularly suitable in the composite liner casting processing, using.
(2), composite liner casting: with the ceramic layer of handling well in the step (1) preheating 45 minutes under 850 ℃ of conditions; Put into the die cavity of casting mould to erect form arranged side by side then; And leave the gap between the ceramic layer; Smelting metal liquid is cast in the space between the interior ceramic layer of die cavity, and the pouring temperature of molten metal is 1340 ℃; Wherein also be added with the active element metal powder of pouring metal melt amount 6% in the molten metal; The active element metal powder is the mixed metal powder of Ti powder and Zr powder; Wherein the mass ratio of Ti powder and Zr powder is 1/1 in the mixed metal powder, and the granularity of mixed metal powder is 50 μ m; In order to increase the wetability of metal level and ceramic layer, at the surperficial precoating metal dust of ceramic layer, and, molten steel adds the reactive metal element when pouring into a mould, can improve wetability between metal level and the ceramic layer.
(3), modifier treatment: after the quenching, 450 ℃ of temper.
Embodiment 3
A kind of casting technique of high abrasion composite liner may further comprise the steps:
(1), the surface treatment of ceramic layer: use the surperficial scrub of acetone with ceramic layer; With waterglass is binding agent; The interpolation metal dust mixes and processes wetting phase in waterglass; And wetting phase evenly is coated in the surface of ceramic layer, and to place subsequent usely, the applied thickness of wetting phase is 10mm; Wherein, metal dust is according to percentage by weight, and the Ti powder by 15%, 55% Al powder and 30% Ni powder mix and make, and the granularity of mixed metal powder is 25 μ m; Acetone is a kind of of organic solvent, and solvability is strong, and cleaning performance is good.Waterglass is as binding agent, and cohesive force is strong, intensity is higher, acid resistance, good heat resistance.Be particularly suitable in the composite liner casting processing, using.
(2), composite liner casting: with the ceramic layer of handling well in the step (1) preheating 30 minutes under 900 ℃ of conditions; Put into the die cavity of casting mould to erect form arranged side by side then; And leave the gap between the ceramic layer; Smelting metal liquid is cast in the space between the interior ceramic layer of die cavity, and the pouring temperature of molten metal is 1360 ℃; Wherein also be added with the active element metal powder of pouring metal melt amount 10% in the molten metal; The active element metal powder is the mixed metal powder of Ti powder and Zr powder; Wherein the mass ratio of Ti powder and Zr powder is 10/1 in the mixed metal powder, and the granularity of mixed metal powder is 10 μ m; In order to increase the wetability of metal level and ceramic layer, at the surperficial precoating metal dust of ceramic layer, and, molten steel adds the reactive metal element when pouring into a mould, can improve wetability between metal level and the ceramic layer.
(3), modifier treatment: after the quenching, 500 ℃ of temper.
Claims (2)
1. the casting technique of a high abrasion composite liner, it is characterized in that: said technology may further comprise the steps:
(1), the surface treatment of ceramic layer: with an organic solvent with the surperficial scrub of ceramic layer; With waterglass is binding agent; The interpolation metal dust mixes and processes wetting phase in waterglass; And wetting phase evenly is coated in the surface of ceramic layer, and to place subsequent usely, the applied thickness of wetting phase is no more than 10mm; Wherein, metal dust is according to percentage by weight, and the Ti powder by 5～20%, 20～70% Al powder and 30～50% Ni powder mix and make, and the granularity of mixed metal powder is 10～50 μ m;
(2), composite liner casting: with the ceramic layer of handling well in the step (1) preheating 30～60 minutes under 800～900 ℃ of conditions; Put into the die cavity of casting mould to erect form arranged side by side then; And leave the gap between the ceramic layer; Smelting metal liquid is cast in the space between the interior ceramic layer of die cavity, and the pouring temperature of molten metal is 1300～1360 ℃; Wherein also be added with the active element metal powder of pouring metal melt quality 2～10% in the molten metal; The active element metal powder is the mixed metal powder of Ti powder and Zr powder; Wherein the mass ratio of Ti powder and Zr powder is 1/10～10/1 in the mixed metal powder, and the granularity of mixed metal powder is 10～50 μ m;
(3), modifier treatment: after the quenching, 400～500 ℃ of temper.
2. the casting technique of a kind of high abrasion composite liner according to claim 1 is characterized in that: said ceramic layer is oxide ceramics, carbide ceramics or nitride ceramics.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110412844 CN102430744B (en) | 2011-12-13 | 2011-12-13 | Casting process of highly-abrasionproof composite lining plate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110412844 CN102430744B (en) | 2011-12-13 | 2011-12-13 | Casting process of highly-abrasionproof composite lining plate |
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| CN102430744A true CN102430744A (en) | 2012-05-02 |
| CN102430744B CN102430744B (en) | 2013-08-14 |
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| CN 201110412844 Expired - Fee Related CN102430744B (en) | 2011-12-13 | 2011-12-13 | Casting process of highly-abrasionproof composite lining plate |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103386460A (en) * | 2013-07-22 | 2013-11-13 | 河南科技大学 | Preparation technology for gradient composite wear-resistant conical liner plate |
| CN104139172A (en) * | 2013-05-08 | 2014-11-12 | 陈威 | Method for forming mullite-based ceramic cylinder reinforced composite wear-resistant steel plate |
| CN108202138A (en) * | 2016-12-16 | 2018-06-26 | 姚晓宁 | A kind of Ceramic Composite tooth plate inlays casting method |
| CN113020592A (en) * | 2021-03-22 | 2021-06-25 | 中原工学院 | Preparation method and application of ceramic particle surface-coated metal powder composite material |
| CN113290227A (en) * | 2021-04-29 | 2021-08-24 | 蔡建国 | High-efficient hot die-casting machine is used in function ceramic preparation |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6263630A (en) * | 1985-09-13 | 1987-03-20 | Sumitomo Metal Ind Ltd | Production of metal-ceramic composite material |
| GB2219537A (en) * | 1988-05-11 | 1989-12-13 | Hitachi Ltd | Member having improved surface layer and process for making the same |
| CN1352318A (en) * | 2001-11-08 | 2002-06-05 | 北京科技大学 | High temperature high performance high-niobium titanium-aluminium alloy |
-
2011
- 2011-12-13 CN CN 201110412844 patent/CN102430744B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6263630A (en) * | 1985-09-13 | 1987-03-20 | Sumitomo Metal Ind Ltd | Production of metal-ceramic composite material |
| GB2219537A (en) * | 1988-05-11 | 1989-12-13 | Hitachi Ltd | Member having improved surface layer and process for making the same |
| CN1352318A (en) * | 2001-11-08 | 2002-06-05 | 北京科技大学 | High temperature high performance high-niobium titanium-aluminium alloy |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104139172A (en) * | 2013-05-08 | 2014-11-12 | 陈威 | Method for forming mullite-based ceramic cylinder reinforced composite wear-resistant steel plate |
| CN103386460A (en) * | 2013-07-22 | 2013-11-13 | 河南科技大学 | Preparation technology for gradient composite wear-resistant conical liner plate |
| CN103386460B (en) * | 2013-07-22 | 2015-02-04 | 河南科技大学 | Preparation technology for gradient composite wear-resistant conical liner plate |
| CN108202138A (en) * | 2016-12-16 | 2018-06-26 | 姚晓宁 | A kind of Ceramic Composite tooth plate inlays casting method |
| CN108202138B (en) * | 2016-12-16 | 2019-10-22 | 邯郸史威新材料有限公司 | A kind of Ceramic Composite tooth plate inlays casting method |
| CN113020592A (en) * | 2021-03-22 | 2021-06-25 | 中原工学院 | Preparation method and application of ceramic particle surface-coated metal powder composite material |
| CN113290227A (en) * | 2021-04-29 | 2021-08-24 | 蔡建国 | High-efficient hot die-casting machine is used in function ceramic preparation |
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| CN102430744B (en) | 2013-08-14 |
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