CN107574341A - A kind of aluminium-silicon ingots and preparation method containing cerium - Google Patents
A kind of aluminium-silicon ingots and preparation method containing cerium Download PDFInfo
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- CN107574341A CN107574341A CN201710799359.3A CN201710799359A CN107574341A CN 107574341 A CN107574341 A CN 107574341A CN 201710799359 A CN201710799359 A CN 201710799359A CN 107574341 A CN107574341 A CN 107574341A
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Abstract
The invention discloses a kind of aluminium-silicon ingots and preparation method containing cerium；Aluminium-silicon ingots containing cerium, by weight percentage：Aluminium 88%~92%, silicon 7%~12%, strontium 0.005%~0.01%, cerium 0.4%~0.49%, surplus are inevitable impurity；The preparation method of aluminium-silicon ingots containing cerium, comprises the following steps：Step 1. dispensings；Step 2. meltings；3. is poured into a mould step；4. is cooled down step；Step 5. moldings and surface treatment；The alloy pig of the new alloy coating formed after strontium element and rare earth Ce elements is added in alloy pig, there is excellent decay resistance and good resistance to elevated temperatures, the requirement of high-strength thermoforming can be met, be widely used in household electrical appliances industry, car industry.
Description
Technical field
The present invention relates to field of metal alloy technology, in particular to a kind of containing the aluminium-silicon ingots of cerium and preparation side
Method.
Background technology
Hot-dip is a kind of no matter for economy or practicality, is all the higher steel surface processing side of requirement
Method, because it is in technologic simple easily implementation, and antiseptic property is again more excellent, so be commonly used, but with
The continuous development of society, the raising to steel surface protection requirement, seeks that high performance alloy layer is extremely urgent, traditional conjunction
Ingot is defective in corrosion resistance, wearability, machining etc., and mould molding efficiency is low, of poor quality.
The content of the invention
It is an object of the present invention to provide a kind of aluminium-silicon ingots and preparation method containing cerium, solves above technical problem.
In order to realize above-mentioned technical purpose, reach above-mentioned technical requirements, the technical solution adopted in the present invention is：It is a kind of
Aluminium-silicon ingots containing cerium, it is characterized in that：By weight percentage：Aluminium 88%~92%, silicon 7%~12%, strontium 0.005%~
0.01%, cerium 0.4%~0.49%, surplus is inevitable impurity.
A kind of preparation method of the aluminium-silicon ingots containing cerium, it is characterized in that：Comprise the following steps：
Step 1. dispensings：
Matched by hundred parts of comparison alloying elements of quality：Aluminium 88%~92%, silicon 7%~12%, strontium 0.005%~0.01%,
Cerium 0.4%~0.49%, surplus are inevitable impurity；
Step 2. meltings：
The dispensing matched is put into smelting furnace, is warming up to 700 DEG C, is combined by magnetic stirring with stirring by hand, makes each composition
Uniform alloy, the segregation of aluminium is avoided, stove inner surface drags for removing dross, and then fire door samples again, and whether laboratory assay composition is equal
It is even；
3. is poured into a mould step：
Using the removable zinc chute cast of movable type；
4. is cooled down step：
When aluminium alloy pours into 15-20 minutes in mould, observation upper surface solidifies completely to be stripped immediately；
Step 5. moldings and surface treatment：
Check whether alloy pig is jagged during molding, overlap, shrinkage cavity, crackle, shrinkage porosite, scum silica frost defect.
As preferable technical scheme：2., by the dispensing matched described step is placed in melting in melting reverberatory furnace, fill
Divide after being uniformly mixed, be cooled to 700 DEG C with stove and refined and removed the gred, then cool to 500 DEG C with the furnace and carry out dragging for slag and pour
Note.
As preferable technical scheme：3., the duration of pouring is unsuitable too fast for described step, be otherwise also easy to produce bubble, slag inclusion,
Crackle, cast alloy pig are every time 5 minutes, and being poured rear 1-2 minutes carries out quickly rubbing skin after slag is dragged on surface again.
The beneficial effects of the invention are as follows：A kind of aluminium-silicon ingots and preparation method containing cerium, strontium member is added in alloy pig
The alloy pig of the new alloy coating formed after element and rare earth Ce elements, has excellent decay resistance and good heat-resisting quantity
Can, the requirement of high-strength thermoforming can be met, from the angle of or immersion, the plating solution of the aluminium-silicon ingots containing cerium is in zinc pot
The arm erosion of three roller six is small, reduces the amount of zinc oxide slag, is easy to the high-efficiency and continuous production of producing line, greatly reduces and be produced into
This.
Brief description of the drawings
Fig. 1 is flow sheet of the present invention.
Embodiment
The present invention is further described below in conjunction with the accompanying drawings；
In the accompanying drawings：A kind of aluminium-silicon ingots containing cerium, by weight percentage：Aluminium 88%~92%, silicon 7%~12%, strontium
0.005%~0.01%, cerium 0.4%~0.49%, surplus is inevitable impurity.
A kind of preparation method of the aluminium-silicon ingots containing cerium, comprises the following steps：
Step 1. dispensings：
Matched by hundred parts of comparison alloying elements of quality：Aluminium 88%~92%, silicon 7%~12%, strontium 0.005%~0.01%,
Cerium 0.4%~0.49%, surplus are inevitable impurity；
Step 2. meltings：
The dispensing matched is put into smelting furnace, is warming up to 700 DEG C, is combined by magnetic stirring with stirring by hand, makes each composition
Uniform alloy, the segregation of aluminium is avoided, stove inner surface drags for removing dross, and then fire door samples again, and whether laboratory assay composition is equal
It is even；700 DEG C are cooled to stove to be refined and removed the gred, then are cooled to 500 DEG C with the furnace and carried out dragging for slag and cast；Use the hot-dip
The scum silica frost amount that aluminium-silicon ingots containing cerium will be substantially reduced in silicon steel plate production process of aluminizing, not only improve the attractive in appearance of surface of steel plate
Degree, and the high temperature resistant of steel plate is enhanced, decay resistance, expand the use range of product；
3. is poured into a mould step：
Using the removable zinc chute cast of movable type；The duration of pouring is unsuitable too fast, is otherwise also easy to produce bubble, slag inclusion, crackle, pours into a mould
Alloy pig is every time 5 minutes, and being poured rear 1-2 minutes carries out quickly rubbing skin after slag is dragged on surface again；
4. is cooled down step：
When aluminium alloy pours into 15-20 minutes in mould, observation upper surface solidifies completely to be stripped immediately；
Step 5. moldings and surface treatment：
Check whether alloy pig is jagged during molding, overlap, shrinkage cavity, crackle, shrinkage porosite, scum silica frost defect.
The alloy pig of the new alloy coating formed after strontium element and rare earth Ce elements is added in alloy pig, is had excellent
Decay resistance and good resistance to elevated temperatures, can meet the requirement of high-strength thermoforming, be widely used in household electrical appliances industry, automobile
Industry.
First embodiment：
A kind of preparation method of the aluminium-silicon ingots containing cerium, it is characterized in that：Comprise the following steps：
Step 1. dispensings：
Matched by hundred parts of comparison alloying elements of quality：Aluminium 88%, silicon 11%, strontium 0.005%, cerium 0.4%, surplus is not
Evitable impurity；
Step 2. meltings：
The dispensing matched is put into smelting furnace, is warming up to 700 DEG C, is combined by magnetic stirring with stirring by hand, makes each composition
Uniform alloy, the segregation of aluminium is avoided, stove inner surface drags for removing dross, and then fire door samples again, and whether laboratory assay composition is equal
It is even；700 DEG C are cooled to stove to be refined and removed the gred, then are cooled to 500 DEG C with the furnace and carried out dragging for slag and cast；Use the hot-dip
The scum silica frost amount that aluminium-silicon ingots containing cerium will be substantially reduced in silicon steel plate production process of aluminizing, not only improve the attractive in appearance of surface of steel plate
Degree, and the high temperature resistant of steel plate is enhanced, decay resistance, expand the use range of product；
3. is poured into a mould step：
Using the removable zinc chute cast of movable type；The duration of pouring is unsuitable too fast, is otherwise also easy to produce bubble, slag inclusion, crackle, pours into a mould
Alloy pig is every time 5 minutes, carries out within 1 minute after being poured quickly rubbing skin after slag is dragged on surface again；
4. is cooled down step：
When aluminium alloy is poured into mould 15 minutes, observation upper surface solidifies completely to be stripped immediately；
Step 5. moldings and surface treatment：
Check whether alloy pig is jagged during molding, overlap, shrinkage cavity, crackle, shrinkage porosite, scum silica frost defect.
Matched by the weight percent of alloy pig, in conjunction with preparation method, strontium element and cerium are added in alloy pig
The alloy pig of the new alloy coating formed after element, there is excellent decay resistance and good resistance to elevated temperatures, Ke Yiman
The requirement of the high-strength thermoforming of foot；Using scratch Road test, by sapphire testing needle that tip radius is 0.05mm perpendicular to examination
Position is tested, is adjusted to 0.0196N-0.196N load, nigration position 20mm, hereafter whether visual experiment position, which produces, is drawn
Trace, the actual scratch load that scratch load minimum in scratch is the experiment, by test, the aluminium-silicon ingots containing cerium will occur
Hardness is between 145HV-155HV.
Second embodiment
A kind of preparation method of the aluminium-silicon ingots containing cerium, it is characterized in that：Comprise the following steps：
Step 1. dispensings：
Matched by hundred parts of comparison alloying elements of quality：Aluminium 89%, silicon 10%, strontium 0.007%, cerium 0.42%, surplus are
Inevitable impurity；
Step 2. meltings：
The dispensing matched is put into smelting furnace, is warming up to 700 DEG C, is combined by magnetic stirring with stirring by hand, makes each composition
Uniform alloy, the segregation of aluminium is avoided, stove inner surface drags for removing dross, and then fire door samples again, and whether laboratory assay composition is equal
It is even；700 DEG C are cooled to stove to be refined and removed the gred, then are cooled to 500 DEG C with the furnace and carried out dragging for slag and cast；Use the hot-dip
The scum silica frost amount that aluminium-silicon ingots containing cerium will be substantially reduced in silicon steel plate production process of aluminizing, not only improve the attractive in appearance of surface of steel plate
Degree, and the high temperature resistant of steel plate is enhanced, decay resistance, expand the use range of product；
3. is poured into a mould step：
Using the removable zinc chute cast of movable type；The duration of pouring is unsuitable too fast, is otherwise also easy to produce bubble, slag inclusion, crackle, pours into a mould
Alloy pig is every time 5 minutes, carries out within 1 minute after being poured quickly rubbing skin after slag is dragged on surface again；
4. is cooled down step：
When aluminium alloy is poured into mould 16 minutes, observation upper surface solidifies completely to be stripped immediately；
Step 5. moldings and surface treatment：
Check whether alloy pig is jagged during molding, overlap, shrinkage cavity, crackle, shrinkage porosite, scum silica frost defect.
Matched by the weight percent of alloy pig, in conjunction with preparation method, strontium element and cerium are added in alloy pig
The alloy pig of the new alloy coating formed after element, there is excellent decay resistance and good resistance to elevated temperatures, Ke Yiman
The requirement of the high-strength thermoforming of foot；Using scratch Road test, by sapphire testing needle that tip radius is 0.05mm perpendicular to examination
Position is tested, is adjusted to 0.0196N-0.196N load, nigration position 20mm, hereafter whether visual experiment position, which produces, is drawn
Trace, the actual scratch load that scratch load minimum in scratch is the experiment, by test, the aluminium-silicon ingots containing cerium will occur
Hardness is between 145HV-155HV.
3rd embodiment
A kind of preparation method of the aluminium-silicon ingots containing cerium, it is characterized in that：Comprise the following steps：
Step 1. dispensings：
Matched by hundred parts of comparison alloying elements of quality：Aluminium 90%, silicon 9%, strontium 0.008%, cerium 0.45%, surplus is not
Evitable impurity；
Step 2. meltings：
The dispensing matched is put into smelting furnace, is warming up to 700 DEG C, is combined by magnetic stirring with stirring by hand, makes each composition
Uniform alloy, the segregation of aluminium is avoided, stove inner surface drags for removing dross, and then fire door samples again, and whether laboratory assay composition is equal
It is even；700 DEG C are cooled to stove to be refined and removed the gred, then are cooled to 500 DEG C with the furnace and carried out dragging for slag and cast；Use the hot-dip
The scum silica frost amount that aluminium-silicon ingots containing cerium will be substantially reduced in silicon steel plate production process of aluminizing, not only improve the attractive in appearance of surface of steel plate
Degree, and the high temperature resistant of steel plate is enhanced, decay resistance, expand the use range of product；
3. is poured into a mould step：
Using the removable zinc chute cast of movable type；The duration of pouring is unsuitable too fast, is otherwise also easy to produce bubble, slag inclusion, crackle, pours into a mould
Alloy pig is every time 5 minutes, carries out within 1.5 minutes after being poured quickly rubbing skin after slag is dragged on surface again；
4. is cooled down step：
When aluminium alloy is poured into mould 17 minutes, observation upper surface solidifies completely to be stripped immediately；
Step 5. moldings and surface treatment：
Check whether alloy pig is jagged during molding, overlap, shrinkage cavity, crackle, shrinkage porosite, scum silica frost defect.
Matched by the weight percent of alloy pig, in conjunction with preparation method, strontium element and cerium are added in alloy pig
The alloy pig of the new alloy coating formed after element, there is excellent decay resistance and good resistance to elevated temperatures, Ke Yiman
The requirement of the high-strength thermoforming of foot；Using scratch Road test, by sapphire testing needle that tip radius is 0.05mm perpendicular to examination
Position is tested, is adjusted to 0.0196N-0.196N load, nigration position 20mm, hereafter whether visual experiment position, which produces, is drawn
Trace, the actual scratch load that scratch load minimum in scratch is the experiment, by test, the aluminium-silicon ingots containing cerium will occur
Hardness is between 145HV-155HV.
Fourth embodiment
A kind of preparation method of the aluminium-silicon ingots containing cerium, it is characterized in that：Comprise the following steps：
Step 1. dispensings：
Matched by hundred parts of comparison alloying elements of quality：Aluminium 91%, silicon 8%, strontium 0.009%, cerium 0.47%, surplus is not
Evitable impurity；
Step 2. meltings：
The dispensing matched is put into smelting furnace, is warming up to 700 DEG C, is combined by magnetic stirring with stirring by hand, makes each composition
Uniform alloy, the segregation of aluminium is avoided, stove inner surface drags for removing dross, and then fire door samples again, and whether laboratory assay composition is equal
It is even；700 DEG C are cooled to stove to be refined and removed the gred, then are cooled to 500 DEG C with the furnace and carried out dragging for slag and cast；Use the hot-dip
The scum silica frost amount that aluminium-silicon ingots containing cerium will be substantially reduced in silicon steel plate production process of aluminizing, not only improve the attractive in appearance of surface of steel plate
Degree, and the high temperature resistant of steel plate is enhanced, decay resistance, expand the use range of product；
3. is poured into a mould step：
Using the removable zinc chute cast of movable type；The duration of pouring is unsuitable too fast, is otherwise also easy to produce bubble, slag inclusion, crackle, pours into a mould
Alloy pig is every time 5 minutes, carries out within 2 minutes after being poured quickly rubbing skin after slag is dragged on surface again；
4. is cooled down step：
When aluminium alloy is poured into mould 18 minutes, observation upper surface solidifies completely to be stripped immediately；
Step 5. moldings and surface treatment：
Check whether alloy pig is jagged during molding, overlap, shrinkage cavity, crackle, shrinkage porosite, scum silica frost defect.
Matched by the weight percent of alloy pig, in conjunction with preparation method, strontium element and cerium are added in alloy pig
The alloy pig of the new alloy coating formed after element, there is excellent decay resistance and good resistance to elevated temperatures, Ke Yiman
The requirement of the high-strength thermoforming of foot；Using scratch Road test, by sapphire testing needle that tip radius is 0.05mm perpendicular to examination
Position is tested, is adjusted to 0.0196N-0.196N load, nigration position 20mm, hereafter whether visual experiment position, which produces, is drawn
Trace, the actual scratch load that scratch load minimum in scratch is the experiment, by test, the aluminium-silicon ingots containing cerium will occur
Hardness is between 145HV-155HV.
5th embodiment
A kind of preparation method of the aluminium-silicon ingots containing cerium, it is characterized in that：Comprise the following steps：
Step 1. dispensings：
Matched by hundred parts of comparison alloying elements of quality：Aluminium 92%, silicon 7%, strontium 0.01%, cerium 0.49%, surplus is not
Evitable impurity；
Step 2. meltings：
The dispensing matched is put into smelting furnace, is warming up to 700 DEG C, is combined by magnetic stirring with stirring by hand, makes each composition
Uniform alloy, the segregation of aluminium is avoided, stove inner surface drags for removing dross, and then fire door samples again, and whether laboratory assay composition is equal
It is even；700 DEG C are cooled to stove to be refined and removed the gred, then are cooled to 500 DEG C with the furnace and carried out dragging for slag and cast；Use the hot-dip
The scum silica frost amount that aluminium-silicon ingots containing cerium will be substantially reduced in silicon steel plate production process of aluminizing, not only improve the attractive in appearance of surface of steel plate
Degree, and the high temperature resistant of steel plate is enhanced, decay resistance, expand the use range of product；
3. is poured into a mould step：
Using the removable zinc chute cast of movable type；The duration of pouring is unsuitable too fast, is otherwise also easy to produce bubble, slag inclusion, crackle, pours into a mould
Alloy pig is every time 5 minutes, carries out within 2 minutes after being poured quickly rubbing skin after slag is dragged on surface again；
4. is cooled down step：
When aluminium alloy is poured into mould 20 minutes, observation upper surface solidifies completely to be stripped immediately；
Step 5. moldings and surface treatment：
Check whether alloy pig is jagged during molding, overlap, shrinkage cavity, crackle, shrinkage porosite, scum silica frost defect.
Matched by the weight percent of alloy pig, in conjunction with preparation method, strontium element and cerium are added in alloy pig
The alloy pig of the new alloy coating formed after element, there is excellent decay resistance and good resistance to elevated temperatures, Ke Yiman
The requirement of the high-strength thermoforming of foot；Using scratch Road test, by sapphire testing needle that tip radius is 0.05mm perpendicular to examination
Position is tested, is adjusted to 0.0196N-0.196N load, nigration position 20mm, hereafter whether visual experiment position, which produces, is drawn
Trace, the actual scratch load that scratch load minimum in scratch is the experiment, by test, the aluminium-silicon ingots containing cerium will occur
Hardness is between 145HV-155HV.
Above-described embodiment is only intended to clearly illustrate the description that the present invention is made, and is not the restriction to embodiment,
To those of ordinary skill in the art, other various forms of changes or change can also be made on the basis of the above description
Dynamic, there is no necessity and possibility to exhaust all the enbodiments, and the obvious change or change thus amplified out
Among moving still in protection scope of the present invention.
Claims (4)
1. a kind of aluminium-silicon ingots containing cerium, it is characterized in that：By weight percentage：Aluminium 88%~92%, silicon 7%~12%,
Strontium 0.005%~0.01%, cerium 0.4%~0.49%, surplus are inevitable impurity.
2. a kind of preparation method of aluminium-silicon ingots containing cerium according to claim 1, it is characterized in that：Including following step
Suddenly：
Step 1. dispensings：
Matched by hundred parts of comparison alloying elements of quality：Aluminium 88%~92%, silicon 7%~12%, strontium 0.005%~0.01%,
Cerium 0.4%~0.49%, surplus are inevitable impurity；
Step 2. meltings：
The dispensing matched is put into smelting furnace, is warming up to 700 DEG C, is combined by magnetic stirring with stirring by hand, makes each composition
Uniform alloy, the segregation of aluminium is avoided, stove inner surface drags for removing dross, and then fire door samples again, and whether laboratory assay composition is equal
It is even；
3. is poured into a mould step：
Using the removable zinc chute cast of movable type；
4. is cooled down step：
When aluminium alloy pours into 15-20 minutes in mould, observation upper surface solidifies completely to be stripped immediately；
Step 5. moldings and surface treatment：
Check whether alloy pig is jagged during molding, overlap, shrinkage cavity, crackle, shrinkage porosite, scum silica frost defect.
3. a kind of preparation method of aluminium-silicon ingots containing cerium according to claim 2, it is characterized in that：Described step
2. the dispensing matched is placed in into melting in melting reverberatory furnace, after being thoroughly mixed uniformly, 700 DEG C of progress are cooled to stove
Refining and slagging-off, then cool to 500 DEG C with the furnace and carry out dragging for slag and cast.
4. a kind of preparation method of aluminium-silicon ingots containing cerium according to claim 2, it is characterized in that：Described step
3. the duration of pouring is unsuitable too fast, bubble, slag inclusion, crackle are otherwise also easy to produce, cast alloy pig is every time 5 minutes, after being poured
1-2 minutes carry out quickly rubbing skin after slag is dragged on surface again.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108517481A (en) * | 2018-04-25 | 2018-09-11 | 靖江新舟合金材料有限公司 | A kind of the zinc-aluminium magnesium alloy ingot and preparation method of titaniferous |
| CN108642324A (en) * | 2018-07-24 | 2018-10-12 | 靖江新舟合金材料有限公司 | A kind of zinc-aluminum-magnesium strontium alloy ingot and preparation method thereof |
| CN110670008A (en) * | 2019-10-18 | 2020-01-10 | 靖江新舟合金材料有限公司 | Novel alloy adjusting ingot and preparation method thereof |
| CN110923516A (en) * | 2019-12-17 | 2020-03-27 | 靖江新舟合金材料有限公司 | Chromium-titanium alloy adjusting ingot for aluminum-zinc-silicon production and preparation method thereof |
| CN111455227A (en) * | 2020-04-01 | 2020-07-28 | 湖南理工学院 | Sr and RE-containing aluminum-silicon alloy and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108517481A (en) * | 2018-04-25 | 2018-09-11 | 靖江新舟合金材料有限公司 | A kind of the zinc-aluminium magnesium alloy ingot and preparation method of titaniferous |
| CN108642324A (en) * | 2018-07-24 | 2018-10-12 | 靖江新舟合金材料有限公司 | A kind of zinc-aluminum-magnesium strontium alloy ingot and preparation method thereof |
| CN110670008A (en) * | 2019-10-18 | 2020-01-10 | 靖江新舟合金材料有限公司 | Novel alloy adjusting ingot and preparation method thereof |
| CN110923516A (en) * | 2019-12-17 | 2020-03-27 | 靖江新舟合金材料有限公司 | Chromium-titanium alloy adjusting ingot for aluminum-zinc-silicon production and preparation method thereof |
| CN111455227A (en) * | 2020-04-01 | 2020-07-28 | 湖南理工学院 | Sr and RE-containing aluminum-silicon alloy and preparation method thereof |
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Application publication date: 20180112 |