CN101985156B - Alcohol-based coating for magnesium alloy casting and processing method thereof - Google Patents
Alcohol-based coating for magnesium alloy casting and processing method thereof Download PDFInfo
- Publication number
- CN101985156B CN101985156B CN201010534514.7A CN201010534514A CN101985156B CN 101985156 B CN101985156 B CN 101985156B CN 201010534514 A CN201010534514 A CN 201010534514A CN 101985156 B CN101985156 B CN 101985156B
- Authority
- CN
- China
- Prior art keywords
- alcohol
- weight
- parts
- magnesium alloy
- liquid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Mold Materials And Core Materials (AREA)
Abstract
The invention provides an alcohol-based coating for magnesium alloy casting and a processing method thereof. Magnesium alloy is easy to react with most of refractory materials or bonder due to active chemical characters of the magnesium alloy, thus reducing service life of die coatings and casting surface quality, therefore, the development of coatings suitable for cast form of the magnesium alloy has important significance. The alcohol-based coating for magnesium alloy casting comprises the following components in parts by weight: 5 parts of iron trioxide, 60 parts of alcohol, 2 parts of attapulgite (AT), 1 part of phenolic resin, 1 part of aluminium dihydrogen phosphate, 1 part of bentonite and 1 part of boric acid. The alcohol-based coating for the magnesium alloy casting is used for casting magnesium alloy materials.
Description
Technical field
the present invention relates to the coating that a kind of casting industry is used, be specifically related to a kind of applicable magnesium alloy cast alcohol-base paint and processing method.
Background technology
magnesium alloy is as the lightest structural material, owing to thering is low-density, high specific strength, high specific stiffness, good damping characteristics, thermal conductivity is good, electromagnetic shielding ability is strong, excellent machining property, dimensional stability and good casting character, easily reclaim, the advantage such as pollution-free, make it in fields such as automobile, electronics and aerospace industries, obtain increasingly extensive application, estimate that magnesium alloy will become the important high-strength light green material [1-4] of 21 century.Yet the forming mode of magnesium alloy is mainly cast form and Plastic Forming, wherein cast form accounts for more than 80%.
magnesium alloy, due to its active chemical characteristic, makes it be easy to react with most of refractory materials or binding agent, has reduced the service life of chill coating, and surface quality of continuous castings reduces; Therefore the cast form that, exploitation is suitable for magnesium alloy is significant with coating.Because magnesium alloy easily produces chemical reaction and oxidizing fire, therefore, during configuration coating, need to strengthen anti-aging capability and the flame retardant effect of coating, take into account suspendability, mobile performance and the brushing characteristic of coating simultaneously.
Summary of the invention
the preparation method who the object of this invention is to provide a kind of high-performance magnesium-alloy foundry facing, production technology is simple, and production cost is low; The coating of preparation has good anti-flammability, caking property, coating and suspension; Can prevent Mg alloy surface oxidation, cast(ing) surface is bright and clean, non-oxidation elephant skin.
above-mentioned object realizes by following technical scheme:
a kind of applicable magnesium alloy cast alcohol-base paint, its composition comprises: di-iron trioxide, alcohol, attapulgite, phenolic resins, aluminium dihydrogen phosphate, bentonite, boric acid, the parts by weight of described di-iron trioxide are 5, the parts by weight of described alcohol are 60, the parts by weight of described attapulgite are 2, and the parts by weight of described phenolic resins are 1, and the parts by weight of described aluminium dihydrogen phosphate are 1, described bentonitic parts by weight are 1, and the parts by weight of described boric acid are 1.
a processing method for alcohol-base paint for applicable magnesium alloy cast, described processing method divides six steps to complete:
the first step: weigh needed raw material in above-mentioned parts by weight ratio;
second step: select by weight the powder of attapulgite clay to add a small amount of alcohol to put into mortar and grind, make powder reach the wetting stage, make mixed liquor--the A liquid of alcohol and attapulgite clay;
the 3rd step: again di-iron trioxide, boric acid, aluminium dihydrogen phosphate are added to A liquid by weight, then add the alcohol of suitable parts by weight, grind, make the mixed liquor being formed by di-iron trioxide, boric acid, aluminium dihydrogen phosphate, alcohol and A liquid--B liquid;
the 4th step: make the mixed liquor being formed by alcohol and phenolic resins after phenolic resins is dissolved in to alcohol by weight--C liquid;
the 5th step: B liquid is mixed and ground with C liquid, make D liquid;
the 6th step: by adding final required alcohol in D liquid, stir, can obtain used for magnesium alloy casting alcohol-based coating.
beneficial effect:
1. the present invention has anti-flammability, high epistasis, cracking resistance line ability, caking property and brushability, good suspension.Prevent Mg alloy surface oxidation, production cast(ing) surface is bright and clean, non-oxidation elephant skin.
2. production technology of the present invention is simple, and production cost is low; The coating of preparation has good anti-flammability, caking property, coating and suspension; Can prevent Mg alloy surface oxidation, cast(ing) surface is bright and clean.
3. the suspensibility of coating of the present invention is 92%, and viscosity is 1.42PaS; Brush in sand mold and metal mold surface, there is higher-strength, and do not find crackle.Smooth with the Mg alloy surface of this coating casting, there is no obvious oxide skin, there is good anti-flammability.
4. the suspensibility of coating of the present invention is 95%, and viscosity is 1.83PaS; Brush in sand mold and metal mold surface, there is high intensity, and do not find crackle.Smooth with the Mg alloy surface of this coating casting, do not find oxide skin, there is good anti-flammability.
5. the suspensibility of coating of the present invention is 93%, and viscosity is 1.48PaS; Brush in sand mold and metal mold surface, there is high intensity, and do not find crackle.Smooth with the Mg alloy surface of this coating casting, do not find oxide skin, the anti-flammability having had.
6. the suspensibility of coating of the present invention is 91%, and viscosity is 1.46PaS; Brush in sand mold and metal mold surface, there is high intensity, and do not find crackle.Smooth with the Mg alloy surface of this coating casting, do not find oxide skin, there is good anti-flammability.
the specific embodiment:
embodiment 1:
a kind of applicable magnesium alloy cast alcohol-base paint, its composition comprises: di-iron trioxide, alcohol, attapulgite, phenolic resins, aluminium dihydrogen phosphate, bentonite, boric acid, the parts by weight of described di-iron trioxide are 5, the parts by weight of described alcohol are 60, the parts by weight of described attapulgite are 2, and the parts by weight of described phenolic resins are 1, and the parts by weight of described aluminium dihydrogen phosphate are 1, described bentonitic parts by weight are 1, and the parts by weight of described boric acid are 1.
embodiment 2:
a processing method for alcohol-base paint for applicable magnesium alloy cast, described processing method divides six steps to complete:
the first step: weigh needed raw material in the parts by weight ratio in the above embodiments;
second step: select by weight the powder of attapulgite clay to add a small amount of alcohol to put into mortar and grind, make powder reach the wetting stage, make mixed liquor--the A liquid of alcohol and attapulgite clay;
the 3rd step: again di-iron trioxide, boric acid, aluminium dihydrogen phosphate are added to A liquid by weight, then add the alcohol of suitable parts by weight, grind, make the mixed liquor being formed by di-iron trioxide, boric acid, aluminium dihydrogen phosphate, alcohol and A liquid--B liquid;
the 4th step: make the mixed liquor being formed by alcohol and phenolic resins after phenolic resins is dissolved in to alcohol by weight--C liquid;
the 5th step: B liquid is mixed and ground with C liquid, make D liquid;
the 6th step: by adding final required alcohol in D liquid, stir, can obtain used for magnesium alloy casting alcohol-based coating.
embodiment 3:
alcohol-base paint and processing method for applicable magnesium alloy cast described in embodiment 1 or 2, take di-iron trioxide 15g, attapulgite clay 5g, boric acid 2g, aluminium dihydrogen phosphate 3g, phenolic resins 6g, alcohol 69g.Configuration, obtains magnesium alloy cast alcohol-base paint according to the method described above.
this coating suspension rate is 92%, and viscosity is 1.42PaS; Brush in sand mold and metal mold surface, there is higher-strength, and do not find crackle.Smooth with the Mg alloy surface of this coating casting, there is no obvious oxide skin, there is good anti-flammability.
embodiment 4:
alcohol-base paint and processing method for applicable magnesium alloy cast described in embodiment 1 or 2, take di-iron trioxide 12g, attapulgite clay 4g, boric acid 3g, aluminium dihydrogen phosphate 5g, phenolic resins 6g, alcohol 70g.Configuration, obtains magnesium alloy cast alcohol-base paint according to the method described above.
this coating suspension rate is 95%, and viscosity is 1.83PaS; Brush in sand mold and metal mold surface, there is high intensity, and do not find crackle.Smooth with the Mg alloy surface of this coating casting, do not find oxide skin, there is good anti-flammability.
embodiment 5:
alcohol-base paint and processing method for applicable magnesium alloy cast described in embodiment 1 or 2, take di-iron trioxide 15g, attapulgite clay 4g, boric acid 2g, aluminium dihydrogen phosphate 3g, phenolic resins 5g, alcohol 71g.Configuration, obtains magnesium alloy cast alcohol-base paint according to the method described above.
this coating suspension rate is 93%, and viscosity is 1.48PaS; Brush in sand mold and metal mold surface, there is high intensity, and do not find crackle.Smooth with the Mg alloy surface of this coating casting, do not find oxide skin, the anti-flammability having had.
embodiment 6:
alcohol-base paint and processing method for applicable magnesium alloy cast described in embodiment 1 or 2, take di-iron trioxide 13g, attapulgite clay 6g, boric acid 3g, aluminium dihydrogen phosphate 3g, phenolic resins 6g, alcohol 69g.Configuration, obtains magnesium alloy cast alcohol-base paint according to the method described above.
this coating suspension rate is 91%, and viscosity is 1.46PaS; Brush in sand mold and metal mold surface, there is high intensity, and do not find crackle.Smooth with the Mg alloy surface of this coating casting, do not find oxide skin, there is good anti-flammability.
Claims (2)
1.
a kind of applicable magnesium alloy cast alcohol-base paint, its composition comprises: di-iron trioxide, alcohol, attapulgite, phenolic resins, aluminium dihydrogen phosphate, bentonite, boric acid, it is characterized in that: the parts by weight of described di-iron trioxide are 5, the parts by weight of described alcohol are 60, the parts by weight of described attapulgite are 2, the parts by weight of described phenolic resins are 1, the parts by weight of described aluminium dihydrogen phosphate are 1, described bentonitic parts by weight are 1, and the parts by weight of described boric acid are 1.
2.
a processing method for alcohol-base paint for applicable magnesium alloy cast claimed in claim 1, is characterized in that:
the first step: weigh needed raw material in above-mentioned parts by weight ratio;
second step: select by weight the powder of attapulgite clay to add alcohol to put into mortar and grind, make powder reach the wetting stage, make mixed liquor--the A liquid of alcohol and attapulgite clay;
the 3rd step: again di-iron trioxide, boric acid, aluminium dihydrogen phosphate are added to A liquid by weight, then add alcohol, grind, make the mixed liquor being formed by di-iron trioxide, boric acid, aluminium dihydrogen phosphate, alcohol and A liquid--B liquid;
the 4th step: make the mixed liquor being formed by alcohol and phenolic resins after phenolic resins is dissolved in to alcohol by weight--C liquid;
the 5th step: B liquid is mixed and ground with C liquid, make D liquid;
the 6th step: by adding final required alcohol in D liquid, stir, can obtain used for magnesium alloy casting alcohol-based coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010534514.7A CN101985156B (en) | 2010-11-08 | 2010-11-08 | Alcohol-based coating for magnesium alloy casting and processing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010534514.7A CN101985156B (en) | 2010-11-08 | 2010-11-08 | Alcohol-based coating for magnesium alloy casting and processing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101985156A CN101985156A (en) | 2011-03-16 |
| CN101985156B true CN101985156B (en) | 2014-12-03 |
Family
ID=43709582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010534514.7A Expired - Fee Related CN101985156B (en) | 2010-11-08 | 2010-11-08 | Alcohol-based coating for magnesium alloy casting and processing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101985156B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102806306B (en) * | 2012-08-24 | 2015-02-25 | 戴初发 | Coating for metal mold casting of magnesium alloy thin-wall parts |
| CN102806305B (en) * | 2012-08-24 | 2015-02-25 | 戴初发 | Preparation method of dope for metal type casting of magnesium alloy thin-walled component |
| CN104226891A (en) * | 2014-06-16 | 2014-12-24 | 芜湖市鸿坤汽车零部件有限公司 | Flame-retardant alcohol-based casting coating and preparation method thereof |
| CN104226892A (en) * | 2014-06-16 | 2014-12-24 | 芜湖市鸿坤汽车零部件有限公司 | High-strength alcohol-based casting coating and manufacturing method thereof |
| CN104084526B (en) * | 2014-06-16 | 2016-08-17 | 芜湖市鸿坤汽车零部件有限公司 | A kind of alcohol-base foundry coating with stronger coating and preparation method thereof |
| CN104289664A (en) * | 2014-10-08 | 2015-01-21 | 铜陵瑞莱科技有限公司 | High-cost performance alcohol-based foundry coating and preparation method thereof |
| CN104399871A (en) * | 2014-11-08 | 2015-03-11 | 芜湖市鸿坤汽车零部件有限公司 | Asphalt/plant ash composite alcohol-based casting paint and manufacturing method thereof |
| CN107186163A (en) * | 2016-12-09 | 2017-09-22 | 三门峡阳光铸材有限公司 | A kind of moisturizing method of seal of joint sealing mud cream |
| CN107052230A (en) * | 2017-05-27 | 2017-08-18 | 大连理工大学 | A kind of alcohol radical anti-flaming dope for improving magnesium alloy mold-filling capacity and preparation method thereof |
| CN110076286A (en) * | 2019-04-22 | 2019-08-02 | 沈阳海沃斯材料科技有限公司 | A kind of high-strength casting coating and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10011977C1 (en) * | 2000-03-11 | 2001-08-16 | Schaefer Chem Fab Gmbh | Sizing agent for coating sand castings for the production of castings from magnesium and magnesium alloys |
| CN1381321A (en) * | 2002-01-29 | 2002-11-27 | 上海交通大学 | Flame-retarding paint for casting Mg-alloy and its preparing process |
| CN1478621A (en) * | 2003-06-05 | 2004-03-03 | 湖北工学院 | Alcoholic and aqueous series chromium iron ore sand powder anti percolation sticky sand casting paint |
| CN101264512A (en) * | 2007-03-14 | 2008-09-17 | 吴成玉 | Near-net-shape casting method for bearing retainer |
| CN101767184A (en) * | 2010-02-04 | 2010-07-07 | 西安理工大学 | Lost foam casting cast iron coating for preventing carbon defects and preparation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004034066A (en) * | 2002-07-02 | 2004-02-05 | Kao Corp | Method of producing coating agent composition |
-
2010
- 2010-11-08 CN CN201010534514.7A patent/CN101985156B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10011977C1 (en) * | 2000-03-11 | 2001-08-16 | Schaefer Chem Fab Gmbh | Sizing agent for coating sand castings for the production of castings from magnesium and magnesium alloys |
| CN1381321A (en) * | 2002-01-29 | 2002-11-27 | 上海交通大学 | Flame-retarding paint for casting Mg-alloy and its preparing process |
| CN1478621A (en) * | 2003-06-05 | 2004-03-03 | 湖北工学院 | Alcoholic and aqueous series chromium iron ore sand powder anti percolation sticky sand casting paint |
| CN101264512A (en) * | 2007-03-14 | 2008-09-17 | 吴成玉 | Near-net-shape casting method for bearing retainer |
| CN101767184A (en) * | 2010-02-04 | 2010-07-07 | 西安理工大学 | Lost foam casting cast iron coating for preventing carbon defects and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| JP特开2004-34066A 2004.02.05 * |
| 柳百成等1.中国材料工程大典 第18卷 材料铸造成型工程（上）.《中国材料工程大典 第18卷 材料铸造成型工程（上）》.北京：化学工业出版社,2006,第741-745页. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101985156A (en) | 2011-03-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101985156B (en) | Alcohol-based coating for magnesium alloy casting and processing method thereof | |
| CN102941312B (en) | Coating for water-based magnesia casting and preparation method thereof | |
| CN103394671B (en) | The preparation technology of lost foam casting potassium steel abrasive-resistant composite surface material | |
| CN101486068A (en) | Alcohol group zircon powder coating for large casting | |
| CN108637166B (en) | Preparation method of slurry pump impeller | |
| CN102873267B (en) | Alcohol-based paint for sand casting and preparation method thereof | |
| CN103406519A (en) | Coated alloy powder used for casting surface alloying and alloying method | |
| CN101538447B (en) | Environment-friendly composite polishing wax and production method thereof | |
| CN102993842B (en) | A kind of benzene emulsion waterborne rusted paint and preparation method thereof | |
| CN102584258B (en) | Coating capable of reducing heating oxidation burning loss of steel billets | |
| CN108192390B (en) | Steel-copper solid-liquid bimetal composite casting high-temp antioxidizing paint | |
| CN101780536B (en) | Composite wear-resistant alloy material for cast steel surface | |
| CN106519914A (en) | Anti-high temperature oxidation long-acting antirust composite epoxy powder paint for automobile chassis and preparation method thereof | |
| CN101391281B (en) | Magnesium alloy metal-mold low-pressure casting coatings and preparation method thereof | |
| CN104384440B (en) | A kind of ingot mould antirusting paint and preparation method thereof | |
| US20220033934A1 (en) | Method for preparation of aluminum matrix composite | |
| CN104801661A (en) | Preparation method for water-based paint for hydraulic part casting | |
| CN104293008A (en) | Preparation method of environment-friendly semi-organic insulating coating for high silicon steel | |
| CN105385198B (en) | A kind of water base exfoliated casting magnesium aluminum alloy coating and preparation method thereof | |
| CN105834353A (en) | Casting method of cement mortar ball valve body with high wear resistance | |
| CN114130945A (en) | Preparation method of water-based anti-vein high-temperature-resistant wear-resistant film material | |
| CN105950016A (en) | Rust removal antirust coating for steel and iron and preparation method of rust removal antirust coating | |
| CN100479936C (en) | Steel aluminum-5 plumbago composite board casting, rolling and compositing method | |
| CN103509435A (en) | Anticorrosive rust-proof powder paint | |
| CN110983172A (en) | Production and manufacturing method of upper axle housing of automobile axle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20151108 |
|
| EXPY | Termination of patent right or utility model |