CN104450141B - Weld total synthesis water-base lubricating fluid and its application of MULTILAYER COMPOSITE aluminium-alloy pipe - Google Patents
Weld total synthesis water-base lubricating fluid and its application of MULTILAYER COMPOSITE aluminium-alloy pipe Download PDFInfo
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- CN104450141B CN104450141B CN201410680343.7A CN201410680343A CN104450141B CN 104450141 B CN104450141 B CN 104450141B CN 201410680343 A CN201410680343 A CN 201410680343A CN 104450141 B CN104450141 B CN 104450141B
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Abstract
The invention discloses a kind of total synthesis water-base lubricating fluid for welding MULTILAYER COMPOSITE aluminium-alloy pipe and its application, the lubricating fluid to include：5~50wt% basal liquid；0.1~5wt% antiwear additive；0.05~5wt% antirust agent；0.1~6wt% pH adjusting agent；0.1wt% complexing agent；And the water of surplus, wherein, the basal liquid is at least one of the polyoxyethylene polyoxypropylene block polyether in water soluble polyether and aliphatic acid polyethenoxy ether.The lubricating fluid has good lubricity, detergency, wear resistence and cooling, and environment-friendly pollution-free.
Description
Technical field
The invention belongs to non-ferrous metal processing and forming field, and specifically, the present invention relates to one kind to weld multilayer composite aluminum
The total synthesis water-base lubricating fluid of compo pipe and its application.
Background technology
In terms of MULTILAYER COMPOSITE aluminium-alloy pipe is mainly used in car radiator.Batch quantity-produced production line of high-frequency welded tube
Formed by covering monomer infrastructure device, the place of wherein most critical is more：High-frequency welding power supply, tube forming unit, aligning unit
And molding roller, high-speed flying shear unit etc..The lubricating fluid used should be guaranteed that：Edge does not produce pleat when stable molding, reliable, shaping
Phenomena such as wrinkle, overlap joint, dewlap, razor does not scratch when burr is rejected in Cheng Guanhou pipes, and should have necessarily into
Type speed, in order to avoid welded tube produces defect, while there is certain production efficiency, in contact surface in tube forming, straightening process
On due to speed improve, tube surfaces occur temperature steeply rise.In order to reduce occur during tube forming heavy wear or
Sintering, thus require that lubricant plays a part of antifriction and prevents from wearing, cool down, lubricate, to improve the production of drawing process processing
Amount and quality, prevent surface tear, fold, bending, bias, crackle, broken end, metal press-in the defects of.
The shaping lubricating fluid of aluminium alloy mainly uses full oil lubrication and emulsion lubrication at present, will in molding process
Ask lubricating fluid to have good lubricity, and require that lubricating fluid has good wear resistence in high-speed flying shear unit, at present in ratio-frequency welding
Used lubricating fluid is mainly emulsion during connecing MULTILAYER COMPOSITE aluminium-alloy pipe, and completely water base lubricating fluid is not also commercially available
Product, and emulsion there are problems that it is many using, oil first is non-renewable energy resources, and emulsion is easily putrid and deteriorated, is existed
Easily there is aluminium soap in use in environmental issue, emulsion, easily occur the defects of corrosion, depositing simultaneously on shaping pipe surface
Detergency is poor the characteristics of.
Usually requiring that aluminium shaping lubricating fluid has stronger lubricity, strength of lubricant film is big, and wear resistence and viscous warm nature are good,
Extreme pressure property, cooling, cleaning and lubricity are good, reduce the abrasion of shaping jig, have flowing shear stress well, improve gold
The surface smoothness and specification precision of category, have certain chemical stability and reduction the features such as oil mark occur.After ensuring drawing
Aluminium and aluminium alloy pipe has best bright finish.Water-based lubricating liquid is variable in the absence of demulsifying phenomenon, and not because solution is single-phase
Matter is smelly, is following lubricating fluid developing direction.
Therefore, existing lubricating fluid is further improved.
The content of the invention
It is contemplated that at least solves one of technical problem in correlation technique to a certain extent.Therefore, the present invention
One purpose is to propose a kind of total synthesis water-base lubricating fluid for welding MULTILAYER COMPOSITE aluminium-alloy pipe and its application, lubricating fluid tool
There are good lubricity, detergency, wear resistence and cooling, and it is environment-friendly pollution-free.
In one aspect of the invention, the present invention proposes a kind of total synthesis water-base profit for welding MULTILAYER COMPOSITE aluminium-alloy pipe
Synovia, including：
5~50wt% basal liquid；
0.1~5wt% antiwear additive；
0.05~5wt% antirust agent；
0.1~6wt% pH adjusting agent；
0.1wt% complexing agent；And
The water of surplus,
Wherein,
The basal liquid is the PULLRONIC F68 block polyether and aliphatic acid polyoxy second in water soluble polyether
At least one of alkene ether.
The total synthesis water-base lubricating fluid of welding MULTILAYER COMPOSITE aluminium-alloy pipe according to embodiments of the present invention is by using water-soluble
Liquid based on property polyethers, because water soluble polyether has good film forming, lubricity, hence in so that resulting lubricating fluid exists
Metal surface has good spreadability and detergency, so as to significantly improve the surface smoothness of composite aluminum alloy pipe and rule
Lattice precision so that resulting composite aluminum alloy pipe meets the features such as indefectible, surface-brightening, while the basal liquid can in water
To be completely dissolved into clear solution, so as in aluminium alloy into can form good lubricating film during pipe, and can be with
Arranged in pairs or groups with other auxiliary agents, so that resulting lubricating fluid has good lubricity, detergency, wear resistence, cooling
And chemical stability, and it is environment-friendly pollution-free.
In addition, the total synthesis water-base lubricating fluid of welding MULTILAYER COMPOSITE aluminium-alloy pipe according to the above embodiment of the present invention may be used also
With with technical characteristic additional as follows：
In some embodiments of the invention, described lubricating fluid includes：5~20wt% the basal liquid；1~
The 3wt% antiwear additive；0.1~3wt% the antirust agent；1~4wt% the pH adjusting agent；0.1wt%'s is described
Complexing agent；And the water of surplus.Thus, it is possible to further obtain that there is good lubricity, detergency, wear resistence, cooling
With the lubricating fluid of chemical stability.
In some embodiments of the invention, the pH of the lubricating fluid is 6~10.Thus, it is possible to significantly improve lubricating fluid
Chemical stability.
In some embodiments of the invention, the mean molecule quantity of the basal liquid is 1000~3000.Thus, it is possible to enter
One step improves the chemical stability of lubricating fluid.
In some embodiments of the invention, the antiwear additive is selected from water miscible C8~C20 aliphatic acid phosphate, phosphorus
At least one of sour butoxyethyl, phosphoric acid 2- diethyl acetamidomalonates and phosphoric acid glycol ester.Thus, it is possible to significantly improve lubricating fluid
Wear resistence.
In some embodiments of the invention, the antirust agent be selected from C8-C20 aliphatic acid, triethanolamine oleate and partially
At least one of sodium metasilicate, at least one of preferred fatty acid and sodium metasilicate.Thus, it is possible to significantly improve lubricating fluid
Rust-preventing characteristic.
In some embodiments of the invention, the pH adjusting agent is selected from diethanol amine, triethanolamine and diisopropanol
At least one of amine.Thus, it is possible to further improve the chemical stability of lubricating fluid.
In some embodiments of the invention, the complexing agent is selected from least one of EDTA and citric acid.Thus,
The chemical stability of lubricating fluid can further be improved.
In another aspect of the present invention, the present invention proposes a kind of method for welding MULTILAYER COMPOSITE aluminium-alloy pipe, the party
Method uses lubricating fluid described above welding to the composite aluminum alloy pipe.
The method of welding MULTILAYER COMPOSITE aluminium-alloy pipe according to embodiments of the present invention has good profit by using above-mentioned
Slip, detergency, wear resistence, cooling and chemical stability, and environment-friendly free of contamination lubricating fluid, can be significantly improved
The surface smoothness and specification precision of composite aluminum alloy pipe, so that resulting composite aluminum alloy pipe meets indefectible, table
The features such as face light.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
Fig. 1 is to weld the total synthesis water-base lubricating fluid of MULTILAYER COMPOSITE aluminium-alloy pipe to composite aluminum alloy pipe using embodiment 2
Gained aluminium-alloy pipe surface topography spectrogram after being welded；
Fig. 2 is the gained aluminium-alloy pipe surface topography after being welded using the emulsion of comparative example to composite aluminum alloy pipe
Spectrogram；
Fig. 3 is to weld the total synthesis water-base lubricating fluid of MULTILAYER COMPOSITE aluminium-alloy pipe to composite aluminum alloy pipe using embodiment 2
Gained aluminium-alloy pipe surface-element analyze data spectrogram after being welded；
Fig. 4 is the gained aluminium-alloy pipe surface-element after being welded using the emulsion of comparative example to composite aluminum alloy pipe
Analyze data spectrogram.
Embodiment
Embodiments of the invention are described below in detail.The embodiments described below with reference to the accompanying drawings are exemplary, purport
For explaining the present invention, and it is not considered as limiting the invention.
In one aspect of the invention, the present invention proposes a kind of total synthesis water-base profit for welding MULTILAYER COMPOSITE aluminium-alloy pipe
Synovia.According to an embodiment of the invention, the lubricating fluid includes：5~50wt% basal liquid；0.1~5wt% antiwear additive；
0.05~5wt% antirust agent；0.1~6wt% pH adjusting agent；0.1wt% complexing agent；And the water of surplus, according to this
The specific embodiment of invention, basal liquid can be PULLRONIC F68 block polyether and fat in water soluble polyether
At least one of fat acid APEO.Inventor has found, by using liquid based on water soluble polyether, due to water solubility
Polyethers has good film forming, lubricity, hence in so that resulting lubricating fluid have in metal surface good spreadability and
Detergency, so as to significantly improve the surface smoothness of composite aluminum alloy pipe and specification precision so that resulting clad aluminum
Compo pipe meets the features such as indefectible, surface-brightening, while the basal liquid can be completely dissolved into clear solution in water, so as to
Can be in aluminium alloy into good lubricating film can be formed during pipe, and can be arranged in pairs or groups with other auxiliary agents, so that
Resulting lubricating fluid has good lubricity, detergency, wear resistence, cooling and chemical stability, and environment-friendly
It is pollution-free.
According to a particular embodiment of the invention, the lubricating fluid can include：5~20wt% basal liquid；1~3wt%'s
Antiwear additive；0.1~3wt% antirust agent；1~4wt% pH adjusting agent；0.1wt% complexing agent；And the water of surplus.By
This, can further obtain the lubricating fluid with good lubricity, detergency, wear resistence, cooling and chemical stability.
According to an embodiment of the invention, the pH value of lubricating fluid is not particularly restricted, according to a particular embodiment of the invention,
The pH value of lubricating fluid can be 6~10, and preferably pH is 7~8.Thus, the chemical stability of lubricating fluid is further improved.
According to an embodiment of the invention, the particular type of the basal liquid used in lubricating fluid is not particularly restricted, according to
The present invention specific embodiment, can use mean molecule quantity for 1000~3000 basal liquid.Inventor has found that molecular weight is low
In 1000 polyethers, although having good lubricity, wear resistence is poor, easily wears, and molecular weight is more than
For 3000 polyethers because viscosity is big, lubricity is relatively poor, thus use mean molecule quantity for 1000~3000 polyethers conduct
Basal liquid, it is ensured that resulting lubricating fluid has higher greasy property and abrasion resistance.
According to an embodiment of the invention, the particular type of antiwear additive is not particularly restricted in lubricating fluid, according to the present invention
Specific embodiment, antiwear additive can be selected from water miscible C8~C20 aliphatic acid phosphate, phosphoric acid butoxyethyl, phosphoric acid
At least one of 2- diethyl acetamidomalonates and phosphoric acid glycol ester.Inventor has found that phosphoric acid ester antiwear additive is in boundary lubrication situation
Under, boundary film can be formed with metal surface, when contact zone temperature raises, extreme pressure agent is rapid and metal surface forms inoranic membrane, from
And good antiwear and reducing friction effect can be played.
According to an embodiment of the invention, the particular type of antirust agent is not particularly restricted in lubricating fluid, according to the present invention
Specific embodiment, antirust agent can be selected from least one of C8-C20 aliphatic acid, triethanolamine oleate and sodium metasilicate,
Such as at least one of aliphatic acid and sodium metasilicate.Inventor has found that such antirust agent has non-polar group and polar group
Group, nonpolar group has lipophile, and polar group has hydrophily, and polar group has absorption inclining in aluminum alloy surface
To when polar group is adsorbed in metal surface, non-polar group aligns the other end in polar group, so as in metal
Surface forms one layer of nonpolar hydrophobic layer, the entrance of the materials such as the ion for participating in reacting is prevented, so as to reach the mesh of antirust
, and then significantly improve the chemical stability of lubricating fluid.
According to an embodiment of the invention, the particular type of pH adjusting agent is not particularly restricted in lubricating fluid, according to this hair
Bright specific embodiment, pH adjusting agent can be selected from least one of diethanol amine, triethanolamine and diisopropanolamine (DIPA).Hair
A person of good sense has found that the lubricating fluid of such pH adjusting agent and the present invention has preferable compatibility, steady with good chemical so as to obtain
Qualitatively lubricating fluid.
According to an embodiment of the invention, the particular type of lubricating fluid complexing agent is not particularly restricted, according to the present invention
Specific embodiment, complexing agent can be selected from least one of EDTA and citric acid.Inventor has found that such complexing agent is
Organic complexing agent with function groups, can be with the sediment in high efficiency dispersion water in suspension, and caused dirty body can make
Sediment is changed into fluidization, adjusts the stability of water-based lubricating liquid, prevents precipitation from producing, so as to further improve the change of lubricating fluid
Learn stability.
The total synthesis water-base lubricating fluid of welding MULTILAYER COMPOSITE aluminium-alloy pipe according to embodiments of the present invention is by using water-soluble
Liquid based on property polyethers, because water soluble polyether has good film forming, lubricity, hence in so that resulting lubricating fluid exists
Metal surface has good spreadability and detergency, so as to significantly improve the surface smoothness of composite aluminum alloy pipe and rule
Lattice precision so that resulting composite aluminum alloy pipe meets the features such as indefectible, surface-brightening, while the basal liquid can in water
To be completely dissolved into clear solution, so as in aluminium alloy into can form good lubricating film during pipe, and can be with
Arranged in pairs or groups with other auxiliary agents, so that resulting lubricating fluid has good lubricity, detergency, wear resistence, cooling
And chemical stability, and it is environment-friendly pollution-free.
Specifically, the compound method of lubricating fluid is as follows, antiwear additive is well mixed with antirust agent according to predetermined ratio, then
Stirred 30 minutes after feeding the mixture into basal liquid, pH adjusting agent and the complexing agent of predetermined ratio, be formulated as the molten of stable homogeneous
Liquid, then adding the water (pure water or deionized water) of surplus can obtain welding the total synthesis water-base of MULTILAYER COMPOSITE aluminium-alloy pipe
Lubricating fluid.
In another aspect of the present invention, the present invention proposes a kind of method for welding MULTILAYER COMPOSITE aluminium-alloy pipe.According to
Embodiments of the invention, this method use above-mentioned lubricating fluid welding to the composite aluminum alloy pipe.This method passes through
There is good lubricity, detergency, wear resistence, cooling and chemical stability using above-mentioned, and it is environment-friendly pollution-free
Lubricating fluid, the surface smoothness and specification precision of composite aluminum alloy pipe can be significantly improved, so that resulting is compound
Aluminium-alloy pipe meets the features such as indefectible, surface-brightening.
Below with reference to specific embodiment, present invention is described, it is necessary to which explanation, these embodiments are only to describe
Property, without limiting the invention in any way.
Embodiment 1
Formula composition：5wt% polyoxyethylene poly-oxygen propylene aether (mean molecule quantity 1500), 1wt% phosphoric acid fourth oxygen
Base ethyl ester, 0.1wt% triethanolamine oleate, 1wt% triethanolamine, the water of 0.1wt% EDTA and surplus；
Preparation method：
Antiwear additive is well mixed with antirust agent according to predetermined ratio, the basis of predetermined ratio is then added into mixture
Stirred 30 minutes after liquid, pH adjusting agent and complexing agent, be formulated as the solution of stable homogeneous, then add the water (pure water of surplus
Or deionized water) can obtain weld MULTILAYER COMPOSITE aluminium-alloy pipe total synthesis water-base lubricating fluid.
Embodiment 2
Formula composition：10wt% AEO (mean molecule quantity 1000-1500), the 1.5wt% moon
Cinnamic acid phosphate, 1wt% contain hendecoic acid and sodium metasilicate mixture；2wt% triethanolamine, 0.1wt% EDTA
And the water of surplus；
Preparation method：With embodiment 1.
Embodiment 3
Formula composition：20wt% polyoxyethylene poly-oxygen propylene aether (mean molecule quantity 2500), 3wt% phosphoric acid second two
Alcohol ester, 3wt% contain triethanolamine oleate and sodium metasilicate mixture；4wt% triethanolamine, 0.1wt% citric acid
And the water of surplus；
Preparation method：With embodiment 1.
Comparative example
Formula composition：40~60wt% mineral oil, 10~20wt% petroleum sodium sulfonate, 1~10wt% nonionic
Surfactant, 1~5wt% triethanolamine borate, 10~20wt% chloridized polyolefins, 5~15wt% triethanolamine with
And the water of surplus；
Preparation method：Triethanolamine borate, chloridized polyolefin, triethanolamine, a small amount of water are mixed according to predetermined ratio first
The petroleum sodium sulfonate and nonionic surfactant that predetermined ratio is uniformly then added into mixture are closed, mineral oil is heated
To 60 degrees Celsius, then along with stirring by it is obtained as above to mixed solution side be added in mineral oil, until well mixed,
Without precipitation, then add people's excess water, be well mixed and stop heating, obtain emulsion.
Evaluation：
1st, the polishing machine to composite aluminum alloy pipe of lubricating fluid obtained by embodiment 2 and comparative example is commented respectively
Valency.
2nd, evaluation index and method of testing：
Polishing machine is tested：Laboratory apparatus uses MR-H5 type high-speed loop block abrasion testers, the examination of high-frequency welding aluminium-alloy pipe
Machine is tested, the metal surface pattern observed using the Dutch FEG of FEI ambient electronics flying-spot microscope Quanta 200 after frictional experiment
And elementary analysis, friction pair be GCr15 bearing steels to Al alloy block, speed of experiment is respectively 1m/s, 2m/s, 3m/s, 4m/s.
Conclusion：Fig. 1 is the aluminium-alloy pipe surface topography spectrogram using the gained lubricating fluid of embodiment 2, and Fig. 2 is to use comparative example
The aluminium-alloy pipe surface topography spectrogram of gained emulsion, Fig. 3 are using aluminium-alloy pipe surface-element point obtained by the lubricating fluid of embodiment 2
Data spectrogram is analysed, Fig. 4 is aluminium-alloy pipe surface-element analyze data spectrogram obtained by the emulsion using comparative example.As seen from the figure,
Using the non-ordinary light in aluminium-alloy pipe surface of the gained of the total synthesis water-base lubricating fluid of the welding MULTILAYER COMPOSITE aluminium-alloy pipe of embodiment 2
It is sliding, scratched without obvious, without viscous aluminium, it is corrosion-free phenomena such as, and as obtained by elementary analysis understands the lubricating fluid using embodiment 2
Aluminium-alloy pipe surface oxygen content be less than using comparative example emulsion obtained by aluminum alloy surface, show to use total synthesis water-base
The aluminium-alloy pipe surface of lubricating fluid lubrication has good rust-preventing characteristic, while crizzle is seldom, no marking not by aqueous corrosion
Without point corrosion, almost produced without defect, and point corrosion, while lubricity be present in the aluminium-alloy pipe surface of emulsion lubrication
Difference, obvious cut be present.Compared with the aluminium-alloy pipe surface using emulsion lubrication, total synthesis water-base lubricating fluid of the present invention
With good rust-preventing characteristic and lubricity, while there is good abrasion resistance.In terms of macroscopic perspective, glossiness and emulsion profit
Sliding aluminium-alloy pipe surface is suitable, all illustrates the fully synthetic of present invention welding MULTILAYER COMPOSITE aluminium-alloy pipe from microcosmic and macroscopic perspective
Water-based lubricating liquid has good lubricity, rust-preventing characteristic, while detergency is fine, easy cleaning.
In addition, the preparation method of the present invention is simple, without heating, the energy was not only saved compared with emulsion but also had been had well
Environment friendly, lubricity, the advantages that rust-preventing characteristic.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (3)
- A kind of 1. method for welding MULTILAYER COMPOSITE aluminium-alloy pipe, it is characterised in that using the complete of welding MULTILAYER COMPOSITE aluminium-alloy pipe Water-based lubricating liquid welding to the composite aluminum alloy pipe is synthesized,The lubricating fluid includes：5~20wt% basal liquid；1~3wt% antiwear additive；0.1~3wt% antirust agent；1~4wt% pH adjusting agent；0.1wt% complexing agent；AndThe water of surplus,Wherein,The basal liquid is AEO or polyoxyethylene poly-oxygen propylene aether；The antirust agent is sodium metasilicate and hendecoic acid mixture, sodium metasilicate and oleic acid triethanolamine amine blends or oleic acid three Monoethanolamine；The complexing agent is EDTA or citric acid；The antiwear additive is water miscible laurate phosphate, phosphoric acid butoxyethyl or phosphoric acid glycol ester；The pH adjusting agent is selected from triethanolamine.
- 2. according to the method for claim 1, it is characterised in that the pH value of the lubricating fluid is 6~10.
- 3. according to the method for claim 1, it is characterised in that the mean molecule quantity of the basal liquid is 1000~3000.
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| CN201410680343.7A CN104450141B (en) | 2014-11-24 | 2014-11-24 | Weld total synthesis water-base lubricating fluid and its application of MULTILAYER COMPOSITE aluminium-alloy pipe |
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|---|---|---|---|---|
| US4452711A (en) * | 1983-01-20 | 1984-06-05 | Aluminum Company Of America | Aqueous metalworking lubricant containing polyoxypropylene-polyoxyethylene-polyoxypropylene block copolymers |
| US4636321A (en) * | 1985-09-30 | 1987-01-13 | Reynolds Metals Company | Water soluble lubricant |
| CN102703194A (en) * | 2012-05-28 | 2012-10-03 | 上海福岛化工科技发展有限公司 | Aluminum-magnesium alloy cutting fluid |
| CN103154095A (en) * | 2010-08-05 | 2013-06-12 | 生物膜Ip有限责任公司 | Cyclosiloxane-substituted polysiloxane compounds, compositions containing the compounds and methods of use thereof |
-
2014
- 2014-11-24 CN CN201410680343.7A patent/CN104450141B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4452711A (en) * | 1983-01-20 | 1984-06-05 | Aluminum Company Of America | Aqueous metalworking lubricant containing polyoxypropylene-polyoxyethylene-polyoxypropylene block copolymers |
| US4636321A (en) * | 1985-09-30 | 1987-01-13 | Reynolds Metals Company | Water soluble lubricant |
| CN103154095A (en) * | 2010-08-05 | 2013-06-12 | 生物膜Ip有限责任公司 | Cyclosiloxane-substituted polysiloxane compounds, compositions containing the compounds and methods of use thereof |
| CN102703194A (en) * | 2012-05-28 | 2012-10-03 | 上海福岛化工科技发展有限公司 | Aluminum-magnesium alloy cutting fluid |
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