CN104877750A - Water based cutting fluid for nuclear power equipment processing, and dilution solution thereof - Google Patents
Water based cutting fluid for nuclear power equipment processing, and dilution solution thereof Download PDFInfo
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- CN104877750A CN104877750A CN201410070133.6A CN201410070133A CN104877750A CN 104877750 A CN104877750 A CN 104877750A CN 201410070133 A CN201410070133 A CN 201410070133A CN 104877750 A CN104877750 A CN 104877750A
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Abstract
The present invention discloses a water based cutting fluid for nuclear power equipment processing, and a dilution solution thereof. The water based cutting fluid comprises 3-10% of an anti-rust additive, 2-10% of organic amine, 3-10% of fatty acid amide, 3-10% of long-chain fatty acid, 2-5% of fatty alcohol polyoxyethylene ether, 5-8% of petroleum sodium sulfonate, 1-5% of fatty alcohol and/or aliphatic ether, 10-15% of vegetable oil-based extreme pressure additive, 15-20% of base oil, 1-2% of a sterilization agent, 0.5-1.0% of a defoamer, and 30-45% of water, wherein the anti-rust additive is a boric acid anti-rust additive and dicarboxylic acid. The water based cutting fluid of the present invention has characteristics of good lubricating property, good cooling performance, good rust resistance, good cleaning performance, no chlorine, diamine, nitrite and other nitro compounds, no environmental pollution, no harm on human body, no irritating odor, no corrosion on equipment and processed parts, excellent cleaning performance during the processing process, and effective cutter service life prolonging.
Description
Technical field
The present invention relates to metal working fluid field, particularly relate to a kind of nuclear power generating equipment processing water-base cutting fluid and diluent thereof.
Background technology
Along with global energy lacks gradually, in order to respond energy-saving and environmental protection, reduction of discharging, countries in the world are at accelerated development clean energy energetically, the generating means of the highly energy-consumings such as traditional thermoelectricity, high pollution are faded out market just gradually, wherein nuclear power is the main direction of international structure adjustment of power source from now on, and scale of investment will substantially exceed conventional power plant.
Reactor is the key Design of Nuclear power plants, and chain reaction of nuclear fission just carries out wherein.Reactor kind is a lot, and using maximum in Nuclear power plants is pressurized-water reactor.Different heap-type, though its structure and purposes different, but realize nuclear fission reaction and controllable process be identical, all need fuel element, in-pile component, control rod, reflecting layer, refrigerant and moderator (except fast reactor) and contain their pressurized vessel and pressure pipeline etc., thus need various material to make associated components, to realize nuclear energy to heat energy, heat energy to safe, the high efficiency conversion of electric energy.
According to relevant apparatus features military service operating mode or using function difference, nuclear power generating equipment can be divided into core one-level, core secondary, core three grades and non-core level, has the equipment that core level requires, generally namely claims its material therefor to be nuclear power critical material.The critical material that nuclear power is conventional can be divided into carbon steel, stainless steel and specific alloy substantially.
Nuclear power critical material has very high chemical stability, mechanical property requirements, all belong to hard-cutting material, and the stopping property of the smooth finish of effects on surface, hole slot etc., component size precision require high, difficulty of processing is larger, its cutting characteristic is specific as follows: 1) cutting deformation is large, cutting force is large, and heat in metal cutting is very high, and work hardening is large, make universal cutter quick abrasion, the life-span is short; 2) material adhesion is strong, produces adhesivity chip, easily forms built-up edge, not easily obtain higher surface smoothness in working angles; 3) chip toughness is large, not frangibility, causes short bits difficulty; 4) after processing, piece surface has rebound phenomenon, not easily ensures size and the Geometrical Tolerance Principle of part.
In view of the processing characteristic of above nuclear power generating equipment, require that cutting fluid effectively can reduce heat in metal cutting, this needs cutting fluid to possess the performance of three aspects, 1) there is good cooling performance, the heat in metal cutting of generation can be taken away in time; 2) there is excellent lubricity, effectively reduce the cutting force adding man-hour, the heat in metal cutting produced during to reduce machining, and avoid producing built-up edge; 3) cleaning performance also will be got well simultaneously, can wash away chip in time, avoid chip to stay at workpiece surface, affect the smooth finish of finished surface.
Almost be not specifically designed to the cutting fluid of processing nuclear power generating equipment in the market, other common water-base cutting fluids or based on cooling but oilness is poor, oil in water emulsion or pure oiliness machining oil are based on oilness, and cooling performance, cleaning performance are inadequate.
Summary of the invention
Technical problem to be solved by this invention cuts for above-mentioned nuclear power critical material difficulty is not applicable to greatly the cutting fluid of this kind of material defect in prior art, provides a kind of nuclear power generating equipment processing water-base cutting fluid and diluent thereof.The water-base cutting fluid that the present invention obtains can meet the requirement of nuclear power generating equipment metallic substance to the cooling of cutting fluid, oilness and cleaning, ensures the working accuracy of nuclear power generating equipment component, effectively reduces process period, significantly improve cutter life.
The present invention, by having carried out the various raw material of cutting fluid and consumption thereof deeply studying widely, eventually through the overall coordination effect of above-mentioned each factor, obtains water-base cutting fluid of the present invention.
The invention provides a kind of nuclear power generating equipment processing water-base cutting fluid, its raw material comprises following component by weight percentage: rust-inhibiting additive 3-10%; Organic amine 2-10%; Fatty acid amide 3-10%; Longer chain fatty acid 3-10%; Nonionogenic tenside 2-5%; Anion surfactant 5-8%; Couplant 1-5%; Extreme-pressure additive 10-15%; Base oil 15-20%; Sterilant 1-2%; Defoamer 0.5-1.0%; With water 30-45%; The weight percent sum of described raw material is 100%; Described rust-inhibiting additive is boric acid class rust-inhibiting additive and di-carboxylic acid; Described nonionogenic tenside is fatty alcohol-polyoxyethylene ether; Described anion surfactant is petroleum sodium sulfonate; Described couplant is fatty alcohol and/or aliphatic ether; Described extreme-pressure additive is plant oil based extreme-pressure additive.
In the present invention, described boric acid class rust-inhibiting additive can select the boric acid class rust-inhibiting additive as rust-inhibiting additive use in this area, is preferably one or more in boric acid acid amides, boric acid and boric acid ester.Described boric acid ester is preferably triethanolamine borate.Described di-carboxylic acid can be selected as the di-carboxylic acid that rust-inhibiting additive uses in this area, is preferably sebacic acid and/or bay diacid.The consumption of described rust-inhibiting additive is preferably 3-8wt%.Described boric acid class rust-inhibiting additive and the weight ratio of described di-carboxylic acid are preferably 2:1-1:1.
In the present invention, described organic amine is preferably organic alcohol amine, is more preferably Monoethanolamine MEA BASF and/or α-amino isopropyl alcohol.
In the present invention, described fatty acid amide is the fatty acid amide that this area routine uses, and described fatty acid amide is preferably amine hydroxybenzene and/or appropriate youngster's amine hydroxybenzene.
In the present invention, described longer chain fatty acid is the longer chain fatty acid of this area routine.According to this area usual definition, longer chain fatty acid of the present invention refers to that carbonatoms is the lipid acid of more than 12.Longer chain fatty acid of the present invention is preferably one or more in oleic acid, ricinolic acid, appropriate youngster's oleic acid and dimeracid.Dimeracid described in the present invention refers to the product of 18 carbon diene polymerizations.
In the present invention, the general structure of described fatty alcohol-polyoxyethylene ether is preferably
wherein R is the saturated carbon chains of C9 ~ C13, n=5 ~ 9.The consumption of described fatty alcohol-polyoxyethylene ether is preferably 2-3wt%.
In the present invention, the general structure of described fatty alcohol is preferably R
1oH, wherein R
1for the saturated carbon chains of C11 ~ C18.Described fatty alcohol is preferably isomery carbon alcohol, and described isomery carbon alcohol is preferably isomery Lauryl Alcohol.In the present invention, described isomery carbon alcohol refers to branched chain type fatty alcohol.Described aliphatic ether is preferably diethylene glycol monobutyl ether and/or ethylene glycol monobutyl ether.
In the present invention, described plant oil based extreme-pressure additive not sulfur-bearing, phosphorus, chlorine, metal and complex ester, non-corrosiveness is preferably plant oil based nitrogenous extreme-pressure additive, is more preferably the Doverlube NCEP of Dover company production.The consumption of described plant oil based extreme-pressure additive is preferably 10-12wt%.
In the present invention, described base oil is preferably paraffin base mineral oil and/or naphthenic mineral oil, and wherein, the kinematic viscosity of 40 DEG C of described base oil is more preferably 5 ~ 30mm
2/ s, such as base oil 60N, base oil T22 or 15# machinery wet goods.
In the present invention, described sterilant is the sterilant of this area routine, is preferably 1,3,5-tri-(2-hydroxyethyl)-six hydrogen-triazine and/or 1,2-benzisothiazole-3-ketone; Preferably, the addition of described sterilant is 1.5%.
In the present invention, described defoamer is the defoamer of this area routine, is preferably Polyether Modified Polysiloxanes Defoaming Agent or silicone emulsion defoamer, is more preferably Polyether Modified Polysiloxanes Defoaming Agent.Described Polyether Modified Polysiloxanes Defoaming Agent can adopt the Polyether Modified Polysiloxanes Defoaming Agent of the various routine in this area, such as BD3037.Described silicone emulsion defoamer can adopt the silicone emulsion defoamer of the various routine in this area, such as silicone emulsion MS575.
The preparation method of nuclear power generating equipment processing water-base cutting fluid of the present invention adopts this area ordinary method, stirs after each component heating for dissolving.
Present invention also offers the diluent of described water-base cutting fluid, its extension rate is 10-30 times.Described extension rate refers to dilute the business of front strength of solution divided by the strength of solution gained after dilution.
On the basis meeting this area general knowledge, above-mentioned each optimum condition, can arbitrary combination, obtains the preferred embodiments of the invention.
Agents useful for same of the present invention and raw material are all commercially.
Positive progressive effect of the present invention is: a kind of nuclear power generating equipment processing water-base cutting fluid cooling that the present invention obtains is fabulous, and simultaneously lubricity, cleaning performance are also excellent.Use novel extreme-pressure additive, can not stress corrosion be produced to stainless steel and other unmanageable nickel, titanium alloy etc.The water-base cutting fluid that the present invention obtains is not chloride, diamines, nitrite and other nitro-compound, environmentally safe; Have no irritating odor, working fluid to skin toxicological harmless, non-stimulated, Environmental Safety; The water-base cutting fluid indices that the present invention obtains meets or exceeds the related index of GB/T6144-2010, and operation site is without disaster hidden-trouble, and safety coefficient is high; The working accuracy of workpiece can be ensured during for processing nuclear power generating equipment component, effectively reducing process period, significant prolongation cutter life.
Embodiment
Mode below by embodiment further illustrates the present invention, but does not therefore limit the present invention among described scope of embodiments.The experimental technique of unreceipted actual conditions in the following example, conventionally and condition, or selects according to catalogue.
Each raw material in following embodiment is all commercially, and wherein Doverlube NCEP is purchased from Dover company.
Embodiment 1
Raw material:
Stir after each heating raw materials is dissolved, obtain nuclear power generating equipment processing water-base cutting fluid.
Embodiment 2
Raw material:
Stir after each heating raw materials is dissolved, obtain nuclear power generating equipment processing water-base cutting fluid.
Embodiment 3:
Raw material:
Stir after each heating raw materials is dissolved, obtain nuclear power generating equipment processing water-base cutting fluid.
Comparative example 1:
Raw material:
Stir after each heating raw materials is dissolved, obtain water-base cutting fluid.
Comparative example 2:
Raw material:
Stir after each heating raw materials is dissolved, obtain water-base cutting fluid.
Effect example 1
Table 1 be embodiments of the invention and comparative example outward appearance, store the comparison of stability and manageable water hardness scope.
Table 1
Table 2 is after the water-base cutting fluid dilution of embodiments of the invention, obtains 5%(mass percent) pH value, cleaning, rust-preventing characteristic, the oilness of diluent, the data of stability.
Table 2
Cutting fluid stoste prepared by embodiments of the invention has performance good compared with large-temperature range internal stability, with long preservation period; And after above-mentioned stoste dilutes 20 times, detect data presentation, the pH value of its diluent is stable to be remained between 9.2 ~ 9.5, and rustless property, oilness, cleaning and stability etc. are all splendid.
Claims (10)
1. nuclear power generating equipment processing water-base cutting fluid, is characterized in that: its raw material comprises following component by weight percentage: rust-inhibiting additive 3-10%; Organic amine 2-10%; Fatty acid amide 3-10%; Longer chain fatty acid 3-10%; Nonionogenic tenside 2-5%; Anion surfactant 5-8%; Couplant 1-5%; Extreme-pressure additive 10-15%; Base oil 15-20%; Sterilant 1-2%; Defoamer 0.5-1.0%; With water 30-45%; The weight percent sum of described raw material is 100%; Described rust-inhibiting additive is boric acid class rust-inhibiting additive and di-carboxylic acid; Described nonionogenic tenside is fatty alcohol-polyoxyethylene ether; Described anion surfactant is petroleum sodium sulfonate; Described couplant is fatty alcohol and/or aliphatic ether; Described extreme-pressure additive is plant oil based extreme-pressure additive.
2. nuclear power generating equipment processing water-base cutting fluid as claimed in claim 1, is characterized in that: described boric acid class rust-inhibiting additive is one or more in boric acid acid amides, boric acid and boric acid ester; Described boric acid ester is preferably triethanolamine borate; Described di-carboxylic acid is sebacic acid and/or bay diacid.
3. nuclear power generating equipment processing water-base cutting fluid as claimed in claim 1, it is characterized in that: described organic amine is organic alcohol amine, is preferably Monoethanolamine MEA BASF and/or α-amino isopropyl alcohol.
4. nuclear power generating equipment processing water-base cutting fluid as claimed in claim 1, is characterized in that: described fatty acid amide is amine hydroxybenzene and/or appropriate youngster's amine hydroxybenzene.
5. nuclear power generating equipment processing water-base cutting fluid as claimed in claim 1, is characterized in that: described longer chain fatty acid is one or more in oleic acid, ricinolic acid, appropriate youngster's oleic acid and dimeracid.
6. the nuclear power generating equipment processing water-base cutting fluid according to any one of Claims 1 to 5, is characterized in that: the general structure of described fatty alcohol-polyoxyethylene ether is
wherein R is the saturated carbon chains of C9 ~ C13, n=5 ~ 9.
7. nuclear power generating equipment processing water-base cutting fluid as claimed in claim 1, is characterized in that: the general structure of described fatty alcohol is R
1oH, wherein R
1for the saturated carbon chains of C11 ~ C18; Described fatty alcohol is preferably isomery carbon alcohol, and described isomery carbon alcohol is preferably isomery Lauryl Alcohol; Described aliphatic ether is diethylene glycol monobutyl ether and/or ethylene glycol monobutyl ether.
8. nuclear power generating equipment processing water-base cutting fluid as claimed in claim 1, is characterized in that: described plant oil based extreme-pressure additive is plant oil based nitrogenous extreme-pressure additive.
9. nuclear power generating equipment processing water-base cutting fluid as claimed in claim 1, it is characterized in that: described base oil is paraffin base mineral oil and/or naphthenic mineral oil, the kinematic viscosity of 40 DEG C of described base oil is 5 ~ 30mm
2/ s; And/or described sterilant is 1,3,5-tri-(2-hydroxyethyl)-six hydrogen-triazine and/or 1,2-benzisothiazole-3-ketone; And/or described defoamer is Polyether Modified Polysiloxanes Defoaming Agent or silicone emulsion defoamer.
10. the diluent of the nuclear power generating equipment processing water-base cutting fluid according to any one of claim 1 ~ 9, is characterized in that: the extension rate of described diluent is 10-30 times.
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Cited By (9)
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| CN105154189A (en) * | 2015-09-24 | 2015-12-16 | 国营第六一六厂 | Water-soluble machine oil |
| CN105154190A (en) * | 2015-09-24 | 2015-12-16 | 国营第六一六厂 | Water-soluble line grinding oil |
| CN105176646A (en) * | 2015-09-24 | 2015-12-23 | 国营第六一六厂 | Water-soluble soybean oil |
| CN105647626A (en) * | 2015-12-30 | 2016-06-08 | 苏州智凯数控技术有限公司 | Wire-electrode cutting water aqua working fluid and preparation method thereof |
| CN107022402A (en) * | 2016-01-29 | 2017-08-08 | 比亚迪股份有限公司 | A kind of corrosion-resistant cutting fluid and preparation method thereof |
| CN107868693A (en) * | 2017-11-24 | 2018-04-03 | 重庆信人科技发展有限公司 | A kind of strong inhibition micro-emulsion cutting fluid |
| CN111876226A (en) * | 2020-07-21 | 2020-11-03 | 嘉斐科技(武汉)股份有限公司 | Water-soluble stamping and drawing lubricant and preparation method thereof |
| CN112280608A (en) * | 2019-07-23 | 2021-01-29 | 富兰克科技（深圳）股份有限公司 | Application of nano-copper in cutting fluid |
| CN112592757A (en) * | 2020-12-16 | 2021-04-02 | 上海东大化学有限公司 | Water-based hydraulic fluid and preparation method thereof |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105154189A (en) * | 2015-09-24 | 2015-12-16 | 国营第六一六厂 | Water-soluble machine oil |
| CN105154190A (en) * | 2015-09-24 | 2015-12-16 | 国营第六一六厂 | Water-soluble line grinding oil |
| CN105176646A (en) * | 2015-09-24 | 2015-12-23 | 国营第六一六厂 | Water-soluble soybean oil |
| CN105647626A (en) * | 2015-12-30 | 2016-06-08 | 苏州智凯数控技术有限公司 | Wire-electrode cutting water aqua working fluid and preparation method thereof |
| CN107022402A (en) * | 2016-01-29 | 2017-08-08 | 比亚迪股份有限公司 | A kind of corrosion-resistant cutting fluid and preparation method thereof |
| CN107022402B (en) * | 2016-01-29 | 2019-12-10 | 比亚迪股份有限公司 | Corrosion-resistant cutting fluid and preparation method thereof |
| CN107868693A (en) * | 2017-11-24 | 2018-04-03 | 重庆信人科技发展有限公司 | A kind of strong inhibition micro-emulsion cutting fluid |
| CN112280608A (en) * | 2019-07-23 | 2021-01-29 | 富兰克科技（深圳）股份有限公司 | Application of nano-copper in cutting fluid |
| CN111876226A (en) * | 2020-07-21 | 2020-11-03 | 嘉斐科技(武汉)股份有限公司 | Water-soluble stamping and drawing lubricant and preparation method thereof |
| CN112592757A (en) * | 2020-12-16 | 2021-04-02 | 上海东大化学有限公司 | Water-based hydraulic fluid and preparation method thereof |
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