CN106811614B - A kind of die casting silico-aluminum of the preparation method and preparation of silico-aluminum refining deterioration agent and preparation method thereof and die casting silico-aluminum - Google Patents
A kind of die casting silico-aluminum of the preparation method and preparation of silico-aluminum refining deterioration agent and preparation method thereof and die casting silico-aluminum Download PDFInfo
- Publication number
- CN106811614B CN106811614B CN201510854438.0A CN201510854438A CN106811614B CN 106811614 B CN106811614 B CN 106811614B CN 201510854438 A CN201510854438 A CN 201510854438A CN 106811614 B CN106811614 B CN 106811614B
- Authority
- CN
- China
- Prior art keywords
- mass
- aluminum
- silico
- die casting
- deterioration agent
- 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.)
- Active
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/06—Making non-ferrous alloys with the use of special agents for refining or deoxidising
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/02—Alloys based on aluminium with silicon as the next major constituent
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses the die casting silico-aluminum of the preparation method and preparation of a kind of silico-aluminum refining deterioration agent and preparation method thereof and die casting silico-aluminum, the formula of the refining deterioration agent includes: the rare earth of the sodium chloride of 30-40 mass %, the potassium chloride of 10-20 mass %, the hexafluoro sodium aluminate of 10-20 mass %, the phosphorus of 5-10 mass %, the sodium thiosulfate of 3-5 mass %, the calcium carbonate of 3-8 mass %, the phenyl-hexafluoride of 1-3 mass %, the carbon trichloride of 10-20 mass % and 3-8 mass %.It carries out preparing silico-aluminum using refining deterioration agent of the invention, primary silicon can be refined in silico-aluminum, to improve the mechanical property of silico-aluminum.
Description
Technical field
The present invention relates to a kind of refining deterioration agents, and in particular, to a kind of silico-aluminum refining deterioration agent and its preparation side
The die casting silico-aluminum of the preparation method and preparation of method and die casting silico-aluminum.
Background technique
Refining deterioration agent is that one kind is added in alloy molten press casting procedure, to improve the chemical reagent of alloy property.
Chinese patent CN102226239A discloses a kind of aluminum or aluminum alloy cleaning molten processing refining flux and its system
Preparation Method, by mass percentage, the refining agent composition of raw materials are the powder mixtures being made of following components: NaCl 25-
35%, KCl 25-35%, Na3AlF6And/or K3AlF615-25%, Na2SO4And/or K2SO44-10%, CaCO3And/or
Na2CO33-10%, REF3And/or RECl 3-6%；Wherein, the mass ratio of NaCl and KCl is 1: 1；RE is Ce or La.The hair
Bright refining agent can sufficiently be spread after entering melt, not adsorb reunion, not plug-hole；It is not viscous with efficiently making dry slag ability
Aluminum melt；Even if flux has minor response with aluminum melt, reaction product can remove together with clinker；Degasification with higher removes
Slag efficiency.
Chinese patent CN104561632A discloses a kind of alloy refining alterant, ingredient and its proportion are as follows: chlorination
20-25 parts of potassium, 30-35 parts of sodium chloride, 3-5 parts of sodium carbonate, 3-6 parts of calcirm-fluoride, 10-15 parts of sodium sulphate, 20-25 parts of potassium nitrate,
5-10 parts of phenyl-hexafluoride, 1-2 parts of rare earth.The aluminum refining agent of the invention can effectively remove the slag inclusion in molten aluminum, while can be with
Molten aluminum hydrogen content is reduced, it is obvious to the clean-up effect of molten aluminum.
However, when silicone content is excessively high in silico-aluminum, sodium salt, sylvite can only effective refining eutectic silicon, and primary silicon is then
It is unable to get effective refinement, causes alloy there are certain defects, excessive primary silicon will lead to alloy mechanical property decline.
Summary of the invention
The object of the present invention is to provide a kind of silico-aluminum refining deterioration agent and preparation method thereof and die casting silico-aluminums
Preparation method and the die casting silico-aluminum of preparation, carry out preparing silico-aluminum, silico-aluminum using refining deterioration agent of the invention
Middle primary silicon can be refined, to improve the mechanical property of silico-aluminum.
To achieve the goals above, a kind of silico-aluminum refining deterioration agent, the refinement and denaturation first aspect present invention: are provided
The formula of agent include: the sodium chloride of 30-40 mass %, the potassium chloride of 10-20 mass %, 10-20 mass % hexafluoro sodium aluminate,
The phosphorus of 5-10 mass %, the sodium thiosulfate of 3-5 mass %, the calcium carbonate of 3-8 mass %, 1-3 mass % phenyl-hexafluoride, 10-
The carbon trichloride of 20 mass % and the rare earth of 3-8 mass %.
Preferably, the formula of the refining deterioration agent includes: the chlorination of the sodium chloride of 32-38 mass %, 12-18 mass %
Potassium, the hexafluoro sodium aluminate of 12-18 mass %, the phosphorus of 7-9 mass %, the sodium thiosulfate of 4-5 mass %, 4-6 mass % carbon
Sour calcium, the phenyl-hexafluoride of 1-3 mass %, the carbon trichloride of 12-18 mass % and 4-6 mass % rare earth.
Preferably, the rare earth is selected from least one of yttrium, lanthanum and cerium.
Preferably, the phosphorus in the refining deterioration agent is substituted by the phosphate of phase homogenous quantities, the phosphate be selected from
At least one of sodium phosphate, potassium phosphate and calcium phosphate.
Second aspect of the present invention: providing a kind of preparation method of silico-aluminum refining deterioration agent, this method comprises: according to this
The formula of refining deterioration agent provided by invention first aspect is by sodium chloride, potassium chloride, hexafluoro sodium aluminate, phosphorus or phosphate, sulphur
Levigate drying after sodium thiosulfate, calcium carbonate, phenyl-hexafluoride, carbon trichloride and rare earth mixing, obtains refining deterioration agent.
Third aspect present invention: providing a kind of preparation method of die casting silico-aluminum, this method comprises: by the present invention first
Refining deterioration agent provided by aspect carries out melting die casting after mixing with the alloy raw material for being used to prepare die casting silico-aluminum, obtains
Die casting silico-aluminum, wherein the mass ratio of the refining deterioration agent and the alloy raw material for being used to prepare die casting silico-aluminum is
(0.001-0.1):1。
Preferably, the alloy raw material contains silicon and aluminium, contains or not contain in magnesium, iron, manganese, copper, zinc, chromium and nickel
At least one.
Preferably, the content of silicon is 10-30 mass % in the alloy raw material.
Fourth aspect present invention: provide it is a kind of according to a third aspect of the present invention provided by die casting sial prepared by method
Alloy.
Preferably, the Vickers hardness of the die casting silico-aluminum is 170-200HV, yield strength 280-320MPa.
Contain rare earth and P elements in refining deterioration agent of the invention, rare earth and P elements (are greater than silicon content is relatively high
15%) coarse primary silicon can be effectively refined and dispersed in hyper eutectic silicon aluminium alloy, become primary silicon by original strip
At tiny spherical and rod-short.Since primary silicon coarse in transcocrystallized Al-Si alloy can seriously damage the power of silico-aluminum
Performance is learned, therefore the refinement of primary silicon can make the crystal grain distribution of silico-aluminum more uniform, to improve the mechanics of silico-aluminum
Performance.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
The drawings are intended to provide a further understanding of the invention, and constitutes part of specification, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is 200 times of metallographic microscopes of silico-aluminum die-cast product prepared by the embodiment of the present invention 1；
Fig. 2 is 200 times of metallographic microscopes of silico-aluminum die-cast product prepared by comparative example 1 of the present invention；
Fig. 3 is 200 times of metallographic microscopes of silico-aluminum die-cast product prepared by comparative example 2 of the present invention；
Fig. 4 is 200 times of metallographic microscopes of silico-aluminum die-cast product prepared by comparative example 3 of the present invention；
Fig. 5 is 200 times of metallographic microscopes of silico-aluminum die-cast product prepared by comparative example 4 of the present invention.
Specific embodiment
Below in conjunction with attached drawing, detailed description of the preferred embodiments.It should be understood that this place is retouched
The specific embodiment stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
First aspect present invention: providing a kind of silico-aluminum refining deterioration agent, and the formula of the refining deterioration agent includes: 30-
The sodium chloride of 40 mass %, the potassium chloride of 10-20 mass %, the hexafluoro sodium aluminate of 10-20 mass %, 5-10 mass % phosphorus,
The sodium thiosulfate of 3-5 mass %, the calcium carbonate of 3-8 mass %, the phenyl-hexafluoride of 1-3 mass %, 10-20 mass % hexachloroethanc
The rare earth of alkane and 3-8 mass %.Preferably, the formula of the refining deterioration agent includes: the sodium chloride of 32-38 mass %, 12-18 matter
Measure sodium thiosulfate, the 4-6 of the potassium chloride of %, the hexafluoro sodium aluminate of 12-18 mass %, the phosphorus of 7-9 mass %, 4-5 mass %
The calcium carbonate of quality %, the phenyl-hexafluoride of 1-3 mass %, the carbon trichloride of 12-18 mass % and 4-6 mass % rare earth.
According to the first aspect of the invention, the sodium chloride, potassium chloride, hexafluoro sodium aluminate, sodium thiosulfate and calcium carbonate
It is common refining deterioration agent, it being capable of effective refining eutectic silicon；The organic matters such as phenyl-hexafluoride and carbon trichloride being capable of degasification slagging-off；
The rare earth can be avoided the toxic action of sodium salt or sylvite to phosphor alterative, preferably be selected from least one of yttrium, lanthanum and cerium.
According to the first aspect of the invention, phosphorus can effectively refine coarse primary silicon, in order to overcome alloy molten process
In directly add it is elemental phosphorous caused by phosphorus spontaneous combustion problems, the phosphorus in the refining deterioration agent can be by the phosphate of phase homogenous quantities
It is substituted, the phosphate is preferably selected from least one of sodium phosphate, potassium phosphate and calcium phosphate.
Second aspect of the present invention: providing a kind of preparation method of silico-aluminum refining deterioration agent, this method comprises: according to this
The formula of refining deterioration agent provided by invention first aspect is by sodium chloride, potassium chloride, hexafluoro sodium aluminate, phosphorus or phosphate, sulphur
Levigate drying after sodium thiosulfate, calcium carbonate, phenyl-hexafluoride, carbon trichloride and rare earth mixing, obtains refining deterioration agent.
Third aspect present invention: providing a kind of preparation method of die casting silico-aluminum, this method comprises: by the present invention first
Refining deterioration agent provided by aspect carries out melting die casting after mixing with the alloy raw material for being used to prepare die casting silico-aluminum, obtains
Die casting silico-aluminum, wherein the mass ratio of the refining deterioration agent and the alloy raw material for being used to prepare die casting silico-aluminum is
(0.001-0.1):1。
According to the third aspect of the invention we, the melting and die casting are this field conventional means, and the present invention repeats no more.
According to the third aspect of the invention we, the alloy raw material contains silicon and aluminium, preferably comprise or without containing selected from magnesium,
At least one of iron, manganese, copper, zinc, chromium and nickel.In addition, waste and old silico-aluminum can be made to recycle waste and old silico-aluminum
Melting die casting is carried out for alloy raw material.
According to the third aspect of the invention we, refining deterioration agent of the invention can effectively refine primary silicon, therefore alloy is former
Material is preferably the alloy raw material of high silicon content, for example, the content of silicon is preferably 10-30 mass % in the alloy raw material, into one
Step is preferably 15-25 mass %.
Fourth aspect present invention: provide it is a kind of according to a third aspect of the present invention provided by die casting sial prepared by method
Alloy.
According to the fourth aspect of the invention, due to refining deterioration agent of the invention can effective refining alloy crystal grain,
The average grain size of the die casting silico-aluminum can achieve 10-20 microns.
According to the fourth aspect of the invention, the refinement of silico-aluminum crystal grain can effectively improve the mechanical property of silico-aluminum
Can, therefore, the Vickers hardness of the die casting silico-aluminum can achieve 170-200HV, and yield strength can achieve 280-
320MPa。
The present invention will further illustrate the present invention by embodiment, but the present invention is not therefore and by any limit
System.
The embodiment of the present invention and comparative example are using GB/T 13298-1991 metal microstructure method of inspection measurement die casting silicon
The metallographic microscope of aluminium alloy.
The embodiment of the present invention and comparative example are using GB/T 7997-2014 hard alloy vickers hardness test method measurement pressure
Cast the Vickers hardness of silico-aluminum.
The embodiment of the present invention and comparative example are closed using GB/T 228.1-2010 metal material stretching test measurement die casting sial
The yield strength of gold.
Embodiment 1
Taking alusil alloy, (siliceous 20%) 175g, pure magnesium 2g, fine copper 3g and fine aluminium 20g melt in 710 DEG C of induction furnace
Refining adds the refining deterioration agent (specific formula is shown in Table 1) prepared, stirs evenly, skim to alloy thawing and after mixing
After be poured to obtain ingot casting sample, sample is subjected to die casting, Metallographic Analysis and mechanics property analysis, metallographic microscope are carried out to die-cast product S1
See Fig. 1, mechanical property is shown in Table 2.
Embodiment 2
The silico-aluminum pressure casting method of embodiment 2 is same as Example 1, only difference is that refining deterioration agent is matched
Fang Butong, the formula of refining deterioration agent are shown in Table 1, and the metallographic microscope of gained die-cast product S2 is similar to Fig. 1, no longer shows, mechanical property
2 can be shown in Table.
Comparative example 1-4
The silico-aluminum pressure casting method of comparative example 1-4 is same as Example 1, only difference is that refining deterioration agent
Formula is different, and the formula of refining deterioration agent is shown in Table 1 (refining deterioration agent is not added for comparative example 1), the gold of gained die-cast product D1-D4
Phasor is shown in Fig. 2-5, and mechanical property is shown in Table 2.
Comparative example 5
The silico-aluminum pressure casting method of comparative example 5 is same as Example 1, only difference is that refining deterioration agent is matched
Fang Butong, the formula of refining deterioration agent are as follows: potassium chloride 0.43g, sodium chloride 0.74g, sodium carbonate 0.1g, calcirm-fluoride 0.07g, sulfuric acid
Sodium 0.22g, potassium nitrate 0.43g, phenyl-hexafluoride 0.11g, rare earth 0.04g, metallographic microscope and 4 phase of comparative example of gained die-cast product D5
Seemingly, it no longer shows, mechanical property is shown in Table 2.
Comparative example 6
The silico-aluminum pressure casting method of comparative example 6 is same as Example 1, only difference is that refining deterioration agent is matched
Fang Butong, the formula of refining deterioration agent are as follows: sodium chloride 0.58g, potassium chloride 0.58g, potassium hexafluoroaluminate 0.39g, sodium sulphate
The metallographic microscope of 0.26g, calcium carbonate 0.26g, cerium chloride 0.09, gained ingot casting sample D6 are similar to comparative example 4, no longer show, power
It learns performance and is shown in Table 2.
The metallographic microscope of ingot casting sample D1 as shown in Figure 2, it will be seen that the case where being not added with any refining deterioration agent
Under, there is (residual gas impurity causes) in needle-shaped, also small crackle in primary silicon organizational coarseness, Eutectic Silicon in Al-Si Cast Alloys tissue.
The metallographic microscope of ingot casting sample D2 as shown in Figure 3, after the refining agent for adding conventional not phosphorous and rare earth, crackle is
It is disappeared, illustrates that degasification impurity-eliminating effect is fine；Needle shaped eutectic silicon tissue still remains, but number has been lacked very much；Primary silicon
It is refined to a certain degree although tissue also has, is still in aggregating state, does not spread out.
The metallographic microscope of ingot casting sample D3 as shown in Figure 4, it can be found that adding phosphorous refining deterioration agent from metallographic microscope
Afterwards, primary crystal silicon particle has had obvious refinement, but there are also strip primary silicons to exist, this is because there are the toxic action of sodium,
Prevent phosphorus from playing a role completely.
The metallographic microscope of ingot casting sample S1 as shown in Figure 1, after adding rare-earth yttrium, the toxic action of sodium disappears, compared with Fig. 4,
Primary crystal silicon particle is obvious tiny and evenly dispersed comes.Moreover, Eutectic Silicon in Al-Si Cast Alloys has become round and smooth, corner angle start to disappear, stress collection
Middle phenomenon is eased.
The metallographic microscope of ingot casting sample D4 as shown in Figure 5, after adding rare-earth yttrium, it is found that rare earth has certain refinement brilliant
The effect of grain, it is not evenly dispersed to come although the primary silicon of big crystal grain is broken.
In conclusion we it can be concluded that phosphorus cooperation rare earth can effectively refine primary silicon, make its refine and
In the alloy, therefore, refining deterioration agent of the invention can effectively make silumin structural constituent more evenly for even distribution, and
In conjunction with table 2 mechanical performance data it is found that being uniformly distributed for alloy structure ingredient can be avoided that primary silicon is coarse to lead to alloy force
Learn the defect of performance decline.
Table 1
Table 2
| Mechanical property | Vickers hardness, HV | Yield strength, MPa |
| Die-cast product S1 | 180.23 | 300.88 |
| Die-cast product S2 | 179.95 | 296.75 |
| Die-cast product D1 | 159.10 | 208.55 |
| Die-cast product D2 | 166.21 | 230.54 |
| Die-cast product D3 | 169.10 | 277.64 |
| Die-cast product D4 | 167.36 | 268.32 |
| Die-cast product D5 | 165.96 | 260.84 |
| Die-cast product D6 | 166.21 | 262.33 |
Claims (9)
1. a kind of silico-aluminum refining deterioration agent, the formula of the refining deterioration agent includes: sodium chloride, the 10-20 of 30-40 mass %
The potassium chloride of quality %, the hexafluoro sodium aluminate of 10-20 mass %, the phosphorus of 5-10 mass %, 3-5 mass % sodium thiosulfate,
The calcium carbonate of 3-8 mass %, the phenyl-hexafluoride of 1-3 mass %, the carbon trichloride of 10-20 mass % and 3-8 mass % rare earth；Institute
Stating rare earth is selected from least one of yttrium, lanthanum and cerium.
2. refining deterioration agent according to claim 1, wherein the formula of the refining deterioration agent includes: the chlorination of 32-38 mass %
Sodium, the potassium chloride of 12-18 mass %, the hexafluoro sodium aluminate of 12-18 mass %, the phosphorus of 7-9 mass %, 4-5 mass % it is thio
Sodium sulphate, the calcium carbonate of 4-6 mass %, the phenyl-hexafluoride of 1-3 mass %, the carbon trichloride of 12-18 mass % and 4-6 mass %
Rare earth.
3. refining deterioration agent according to claim 1, wherein the phosphorus in the refining deterioration agent is by the phosphate institute of phase homogenous quantities
Substitution, the phosphate are selected from least one of sodium phosphate, potassium phosphate and calcium phosphate.
4. a kind of preparation method of silico-aluminum refining deterioration agent, this method comprises: according to any one of claim 1-3 institute
The formula for the refining deterioration agent stated by sodium chloride, potassium chloride, hexafluoro sodium aluminate, phosphorus or phosphate, sodium thiosulfate, calcium carbonate,
Levigate drying after phenyl-hexafluoride, carbon trichloride and rare earth mixing, obtains refining deterioration agent；The rare earth is in yttrium, lanthanum and cerium
At least one.
5. a kind of preparation method of die casting silico-aluminum, this method comprises: by refining described in any one of claim 1-3
Alterant carries out melting die casting after mixing with the alloy raw material for being used to prepare die casting silico-aluminum, obtains die casting silico-aluminum,
Described in the mass ratio of refining deterioration agent and the alloy raw material for being used to prepare die casting silico-aluminum be (0.001-0.1): 1.
6. the preparation method of die casting silico-aluminum according to claim 5, wherein the alloy raw material contains silicon and aluminium, contains
Or without containing selected from least one of magnesium, iron, manganese, copper, zinc, chromium and nickel.
7. the preparation method of die casting silico-aluminum according to claim 6, wherein the content of silicon is 10- in the alloy raw material
30 mass %.
8. die casting silicon prepared by a kind of preparation method of the die casting silico-aluminum according to any one of claim 5-7
Aluminium alloy.
9. die casting silico-aluminum according to claim 8, wherein the Vickers hardness of the die casting silico-aluminum is 170-200HV,
Yield strength is 280-320MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510854438.0A CN106811614B (en) | 2015-11-27 | 2015-11-27 | A kind of die casting silico-aluminum of the preparation method and preparation of silico-aluminum refining deterioration agent and preparation method thereof and die casting silico-aluminum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510854438.0A CN106811614B (en) | 2015-11-27 | 2015-11-27 | A kind of die casting silico-aluminum of the preparation method and preparation of silico-aluminum refining deterioration agent and preparation method thereof and die casting silico-aluminum |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106811614A CN106811614A (en) | 2017-06-09 |
| CN106811614B true CN106811614B (en) | 2019-02-26 |
Family
ID=59157092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510854438.0A Active CN106811614B (en) | 2015-11-27 | 2015-11-27 | A kind of die casting silico-aluminum of the preparation method and preparation of silico-aluminum refining deterioration agent and preparation method thereof and die casting silico-aluminum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106811614B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108754202A (en) * | 2018-06-15 | 2018-11-06 | 南通富尔特金属制品有限公司 | A kind of silico-aluminum refining deterioration agent |
| CN109811171A (en) * | 2019-04-10 | 2019-05-28 | 安徽信息工程学院 | A kind of inorganic agent and the method using inorganic agent progress Aluminum alloy modification processing |
| CN113528868A (en) * | 2021-07-06 | 2021-10-22 | 常州大学 | Method for eliminating primary silicon in hypereutectic aluminum-silicon alloy by utilizing melt purification effect |
| CN114032403B (en) * | 2021-11-02 | 2023-01-31 | 山东博源精密机械有限公司 | Refining agent for motor rotor of new energy automobile |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101967565A (en) * | 2010-10-28 | 2011-02-09 | 湖南晟通科技集团有限公司 | Refining agent for aluminum and aluminum alloy |
| CN102286667A (en) * | 2011-08-20 | 2011-12-21 | 河北四通新型金属材料股份有限公司 | Sodium-free refining agent for aluminum and aluminum alloy and production method thereof |
| CN104561632A (en) * | 2015-01-28 | 2015-04-29 | 桑达化工（南通）有限公司 | Aluminum alloy refining agent |
-
2015
- 2015-11-27 CN CN201510854438.0A patent/CN106811614B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101967565A (en) * | 2010-10-28 | 2011-02-09 | 湖南晟通科技集团有限公司 | Refining agent for aluminum and aluminum alloy |
| CN102286667A (en) * | 2011-08-20 | 2011-12-21 | 河北四通新型金属材料股份有限公司 | Sodium-free refining agent for aluminum and aluminum alloy and production method thereof |
| CN104561632A (en) * | 2015-01-28 | 2015-04-29 | 桑达化工（南通）有限公司 | Aluminum alloy refining agent |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106811614A (en) | 2017-06-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106811614B (en) | A kind of die casting silico-aluminum of the preparation method and preparation of silico-aluminum refining deterioration agent and preparation method thereof and die casting silico-aluminum | |
| Li et al. | Effect of yttrium addition on the microstructures and mechanical properties of hypereutectic Al-20Si alloy | |
| CN101363092B (en) | High-strength cast aluminium alloy material | |
| CN101363094B (en) | High-strength cast aluminium alloy material | |
| CN101319287B (en) | High-strength cast aluminium alloy material | |
| US10870905B2 (en) | Low-cost high-heat-conduction die-casting magnesium alloy and manufacturing method therefor | |
| CN109652685B (en) | A kind of high thermal conductivity high corrosion resistant casting aluminium alloy and preparation method thereof | |
| Sharma et al. | Development of rare-earth oxides based hybrid AMCs reinforced with SiC/Al2O3: mechanical & metallurgical characterization | |
| CN101363093B (en) | High-strength cast aluminium alloy material | |
| CN112941377B (en) | Er-containing cast heat-resistant Al-Si-Cu-Mg alloy | |
| Li et al. | Modification of hypereutectic Al–20 wt% Si alloy based on the addition of yttrium and Al–5Ti–1B modifiers mixing melt | |
| Onyia et al. | Structural modification of sand cast eutectic Al-Si alloys with sulfur/sodium and its effect on mechanical properties | |
| Yang et al. | Effects of cerium on as-cast microstructure and mechanical properties of Mg–3Sn–2Ca magnesium alloy | |
| Zhu et al. | Effects of Mn addition on the microstructure and mechanical properties of cast Mg–9Al–2Sn (wt.%) alloy | |
| Vidyasagar et al. | Effects of yttrium addition and aging on mechanical properties of AA2024 fabricated through multi-step stir casting | |
| Gui et al. | Effects of Sm content on microstructures and mechanical properties of casting Mg-Y-Nd-Sm-Zr alloys | |
| Yang et al. | Strengthening mechanism of Sr element on 6063 Al alloys | |
| Gao et al. | A new Al–Fe–P master alloy designed for application in low pressure casting and its refinement performance on primary Si in A390 alloy at low temperature | |
| Cui et al. | Effects of Te addition on microstructure and mechanical properties of AZ91 magnesium alloy | |
| CN103305730A (en) | Novel Al-Si-Mg-Cu-Sr cast alloy | |
| Montajabnia et al. | The microstructure and tensile properties of a newly developed Mg–Al/Mg 3 Sb 2 in situ composite in as-cast and extruded conditions | |
| Wu et al. | Influence of GdCl3 addition on purifying effectiveness and properties of Mg-10Gd-3Y-0.5 Zr alloy | |
| CN115404370A (en) | High-hardness aluminum alloy based on rheological die casting and preparation method thereof | |
| Sun et al. | Effects of double-procedure homogenization heat treatment on microstructure and mechanical properties of WE43A alloy | |
| CN115216577A (en) | Inoculant for improving toughness of iron casting and preparation method of inoculant |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |