CN102703185A - Compound calcium sulfonate base lubricating grease and preparation method thereof - Google Patents
Compound calcium sulfonate base lubricating grease and preparation method thereof Download PDFInfo
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- CN102703185A CN102703185A CN2012101965099A CN201210196509A CN102703185A CN 102703185 A CN102703185 A CN 102703185A CN 2012101965099 A CN2012101965099 A CN 2012101965099A CN 201210196509 A CN201210196509 A CN 201210196509A CN 102703185 A CN102703185 A CN 102703185A
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Abstract
The invention discloses compound calcium sulfonate base lubricating grease and a preparation method thereof. The key points of the technical scheme of the invention lie in that the compound calcium sulfonate base lubricating grease is prepared by adding calcium sulfonate in an inorganic substance and an organic substance compound calcium soap and thickening base oil, and an arylamine antioxidant is added in a thickening procedure. The high-performance compound calcium sulfonate base lubricating grease is prepared and acquired in a certain raw material ratio and operation condition. By using the compound calcium sulfonate base lubricating grease and the preparation method, the cost of a user is reduced; a product has favorable water resistance, lubricating property and high temperature resistance, cannot be emulsified and degreased, and is not easy to run off; the service life of mechanical equipment is prolonged; the maintenance time of the equipment is decreased; the production efficiency of the equipment is improved; a raw material formula is reasonable; the cost is low; the emission of three wastes does not exist in a production procedure; the compound calcium sulfonate base lubricating grease and the preparation method are environment-friendly while an industrial requirement is met; and the preparation method is a green production process.
Description
Technical field
The present invention relates to a kind of complex calcium sulfonate grease and preparation method thereof, particularly a kind of is that viscosifying agent, high-temperature behavior are excellent and have complex calcium sulfonate grease of thermal reversibility and preparation method thereof with the calcium complex soap that contains the sulfonic acid calcium salt.
Background technology
The high base number composite calcium sulfonate base grease has performance such as good thermal stability under good extreme pressure, abrasion resistance, water resisting property, resistance to salt(spray)fog, non-corrosibility, high dropping point, the high temperature, is widely used in the environment of high temperature, heavy loading and many water such as automobile, iron and steel, mine, papermaking.At present the technology of preparation complex calcium sulfonate grease mainly contains two kinds: a kind ofly be: in the system of mixing neutral calcium sulfonate, quicklime or calcium hydroxide, base oil, transforming agent and promotor, introduce CO
2, finish up to carbonization process, obtain the non-newtonian fluid high alkaline calcium sulfonate, add the suspension-s and the lipid acid of mixture, lime or the calcium hydroxide of base oil, boric acid and hot water then, reaction makes complex calcium sulfonate grease; Another kind is: be raw material with the high alkaline calcium sulfonate; Earlier under the effect of transforming agent, change newton's height alkaline sulfoacid calcium into the non-newtonian fluid high alkaline calcium sulfonate; Add the suspended substance and the fatty acid response of mixture, lime or the calcium hydroxide of boric acid and hot water then, obtain complex calcium sulfonate grease.Commercially available calcium sulphonate has comprised newton's height alkaline sulfoacid calcium, so when the preparation complex calcium sulfonate, just save the high alkalinization step of calcium sulphonate, directly transforms non-newtonian fluid from high alkaline calcium sulfonate by newton's body and begins.But in the present production technique because the problem of aspects such as raw material, proportioning and working method control; The complex calcium sulfonate grease of being produced can not satisfy the requirement of use under many rigorous environment; Mainly there is following shortcoming in this complex calcium sulfonate grease: non-refractory, dropping point is 280
oBelow the C; Extreme pressure property is little: four ball P
BValue is generally below 1000N; Work-ing life is short; Centrallubrication property is bad :-20
oThe low temperature similar viscosity of C is more than 800.Present Research promptly enables to prepare the complex calcium sulfonate grease of excellent performance at present, but cost is higher and unfriendly to environment, therefore is difficult to large-scale production, and then the demand in the satisfied industry.
Summary of the invention
The technical problem that the present invention solves is: providing a kind of is viscosifying agent, high-temperature behavior excellence and the complex calcium sulfonate grease with thermal reversibility with the calcium complex soap that contains the sulfonic acid calcium salt; This complex calcium sulfonate grease adds a considerable amount of sulfonic acid calcium salts by inorganics and organism calcium complex soap; The base oil that multiviscosisty adapts to and processing is more high temperature resistant, the more anti-water pouring of a ratio conventional grease in the market, more anti-extreme pressure, have more the novel lubricating grease of oilness.
Another technical problem that the present invention solves is: the preparation method that a kind of complex calcium sulfonate grease is provided; The prescription of raw material is reasonable among this preparation method; Production technique is advanced, and cost is low, pollution-free basically problem in the process of production complex calcium sulfonate grease; And can reduce selling price effectively, reduce pollution simultaneously environment.
Technical scheme of the present invention is: a kind of complex calcium sulfonate grease is characterized in that adding the sulfonic acid calcium salt by inorganics and organism calcium complex soap multiviscosisty base oil and processing; Add arylamine class inhibitor in the thickening, wherein the weight part proportioning of each composition is following: base oil: 120 ~ 240, and high base number calcium mahogany sulfonate: 220 ~ 240; Transforming agent: 22 ~ 24; Dry ice: 10 ~ 14, acetic acid: 6 ~ 10, C
12-C
22Hydroxy fatty acid: 6.5 ~ 8.5, calcium hydroxide: 3 ~ 5, boric acid: 4 ~ 6, arylamine class inhibitor: 1.5 ~ 3.5.Described base oil can be MO, synthetic oil, silicone oil or their mixture.Described transforming agent can be methyl alcohol, ethanol or their mixture.Described C
12-C
22Hydroxy fatty acid is preferably the 12-oxystearic acid.Described arylamine class inhibitor can be pentanoic, PA, di-iso-octyldiphenylamine or their mixture.
A kind of preparation method of complex calcium sulfonate grease is characterized in that step is following: in pressure reaction still, drop into the high base number calcium mahogany sulfonate of base number greater than 220 ~ 240 parts of weight of 320KOH/g, the base oil of 120 ~ 240 parts of weight is warming up to 50
oC adds the transforming agent of 22 ~ 24 parts of weight and the dry ice of 10 ~ 14 parts of weight in reaction kettle, capping then, and pressure release when pressure surpasses 0.2MPa, keep-uping pressure is not more than 0.2MPa, is warming up to 83
oConstant temperature 30min behind the C adds the acetic acid (water with 3 times of acetic acid quality dilutes in advance) of 6 ~ 10 parts of weight and the C of 6.5 ~ 8.5 parts of weight
12-C
22Hydroxy fatty acid is warming up to 88
oC ~ 90
oC constant temperature 1.5h, the material retrogradation adds the calcium hydroxide (with the water dilution of 3 times of calcium hydroxide quality) of 3 ~ 5 parts of weight, and the boric acid that adds 4 ~ 6 parts of weight behind the stirring 10min (with the water dilution of 4 times of boric acid quality, and is heated to 95
oC makes it to become hydrothermal solution), continue to calorify 88
oC ~ 90
oC constant temperature 20min is warming up to 180 then
oC constant temperature 10min after constant temperature finishes, stirs and is cooled to 150
oDuring C, add the arylamine class inhibitor of 1.5 ~ 3.5 parts of weight, after stirring product all is transferred to compounding kettle, complex calcium sulfonate grease is refined in cooling, grinding, filtration.
The present invention compares with the production technique of original complex calcium sulfonate grease; Reduced user's cost; Product have good water resisting property, oilness, high thermal resistance, can not emulsion degreasion and be difficult for running off; Prolonged the work-ing life of mechanical means, reduced the apparatus maintenance time, improved efficiency of equipment; Composition of raw materials is reasonable, and cost is low, does not have the discharging of " three wastes " in the production process, and is environmentally friendly when satisfying industrial requirement, is a kind of green production process.This production technique is compared with composition with the prescription of traditional production complex calcium sulfonate grease, and the product complex calcium sulfonate grease of preparing has following advantage: (1) use temperature wide ranges, use temperature is-20
oC～360
oC can reach 1000 in the short period of time
oC; (2) favorable mechanical stability, cone penetration is constant basically after shearing through 100,000 times; Adipose membrane is not damaged in the cylinder stability test, in the stability test of high temperature cylinder, can move the long period yet; (3) good water resisting property, the density of most of grease product is less than 950kg/m on the market
3, and adjustment back high alkaline calcium sulfonate density is greater than 1000kg/m
3Select suitable base oil again; Can make the density of the density of complex calcium sulfonate grease greater than water; Suppress to float on owing to density is little the trend of water molecules surface, disengaging oiling point, therefore, complex calcium sulfonate grease is used in humidity, soaks and has the occasion of current to have more the advantage that has or not with the human relations warp; (4) good protection against corrosion, rust-preventing characteristic because calcium sulphonate itself is exactly a kind of rust-preventive agent, has antirust and corrosion resistance so contain the complex calcium sulfonate grease of calcium sulphonate viscosifying agent; (5) it is 289N that good resistance to abrasion and loading capacity, the terraced nurse of complex calcium sulfonate grease are agree test OK value, and four ball load-abrasion index LWI are 638N, and four ball sintering loads are 4905N, even can reach 7840N; (6) good oxidation-resistance, the pressure of complex calcium sulfonate grease behind test 500h is reduced to 13795Pa; Pressure behind the 1000h falls and is merely 62077Pa, so complex calcium sulfonate grease has good oxidative stability, is placed on 148.9 at the iron plate that scribbles thin layer railway grease
oKeep 100h in the baking oven of C, in the test, other multipurpose grease fat charings, hardening or become the colloidal substance material, and this complex calcium sulfonate grease still keeps softish grease-like structure, explains that complex calcium sulfonate grease has good resistance of oxidation; (7) be applicable to the concentrated fat system that supplies of railway grease; Complex calcium sulfonate grease has to hang down at lay up period analyses oiliness, low-temperature fluidity and resistance of aging, especially is applied to high temperature, humidity, current (comprising seawater), burn into heavy duty, highly stable when impact load exists.
Embodiment
Complex calcium sulfonate grease of the present invention and preparation method thereof will further describe with following embodiment.
Embodiment 1
In pressure reaction still, drop into the complex calcium sulfonate 230kg of base number greater than 320KOH/g, end oil 130kg is warming up to 50
oC adds transforming agent ethanol 23kg and dry ice 12kg in reaction kettle, capping then, and pressure release when pressure surpasses 0.2MPa, keep-uping pressure is not more than 0.2MPa, is warming up to 83
oConstant temperature 30min behind the C adds 8kg acetic acid (water with 3 times of acetic acid quality dilutes in advance) and 12-hydroxy fatty acid 7.5kg, is warming up to 88
oC ~ 90
oC constant temperature 1.5h, the material retrogradation adds 4kg calcium hydroxide (with the water dilution of 3 times of calcium hydroxide quality), adds 5kg boric acid behind the stirring 10min and (with the water dilution of 4 times of boric acid quality, and is heated to 95
oC makes it to become hydrothermal solution), continue to calorify 88
oC ~ 90
oC constant temperature 20min is warming up to 180 then
oC constant temperature 10min after constant temperature finishes, stirs and is cooled to 150
oDuring C, add pentanoic inhibitor 2.5kg, after stirring product all is transferred to compounding kettle, complex calcium sulfonate grease is refined in cooling, grinding, filtration.
Embodiment 2
In pressure reaction still, drop into the complex calcium sulfonate 220kg of base number greater than 320KOH/g, MO 120kg is warming up to 50
oC adds transforming agent methyl alcohol 22kg and dry ice 10kg in reaction kettle, capping then, and pressure release when pressure surpasses 0.2MPa, keep-uping pressure is not more than 0.2MPa, is warming up to 83
oConstant temperature 30min behind the C adds 6kg acetic acid (water with 3 times of acetic acid quality dilutes in advance) and 12-hydroxy fatty acid 6.5kg, is warming up to 88
oC ~ 90
oC constant temperature 1.5h, the material retrogradation adds 3kg calcium hydroxide (with the water dilution of 3 times of calcium hydroxide quality), adds 4kg boric acid behind the stirring 10min and (with the water dilution of 4 times of boric acid quality, and is heated to 95
oC makes it to become hydrothermal solution), continue to calorify 88
oC ~ 90
oC constant temperature 20min is warming up to 180 then
oC constant temperature 10min after constant temperature finishes, stirs and is cooled to 150
oDuring C, add PA inhibitor 1.5kg, after stirring product all is transferred to compounding kettle, complex calcium sulfonate grease is refined in cooling, grinding, filtration.
Embodiment 3
In pressure reaction still, drop into the complex calcium sulfonate 240kg of base number greater than 320KOH/g, synthetic oil 240kg is warming up to 50
oC adds transforming agent methyl alcohol and alcoholic acid mixture 24kg and dry ice 14kg in reaction kettle, capping then, and pressure release when pressure surpasses 0.2MPa, keep-uping pressure is not more than 0.2MPa, is warming up to 83
oConstant temperature 30min behind the C adds 10kg acetic acid (water with 3 times of acetic acid quality dilutes in advance) and 12-hydroxy fatty acid 8.5kg, is warming up to 88
oC ~ 90
oC constant temperature 1.5h, the material retrogradation adds 5kg calcium hydroxide (with the water dilution of 3 times of calcium hydroxide quality), adds 6kg boric acid behind the stirring 10min and (with the water dilution of 4 times of boric acid quality, and is heated to 95
oC makes it to become hydrothermal solution), continue to calorify 88
oC ~ 90
oC constant temperature 20min is warming up to 180 then
oC constant temperature 10min after constant temperature finishes, stirs and is cooled to 150
oDuring C, add di-iso-octyldiphenylamine inhibitor 3.5kg, after stirring product all is transferred to compounding kettle, complex calcium sulfonate grease is refined in cooling, grinding, filtration.
Examples 1 to 3 in the composite calcium sulfonate grease can have the following advantages: (1) high temperature performance is better: calcium sulfonate complex dropping point greater than 340 <sup >? O < / sup> C (typically conventional greases Shang point 180 <sup >? o </sup> C or lower), using pressure reactor reduces the reaction time, improved product temperature resistance, Therefore, calcium sulfonate complex grease higher than conventional high-temperature resistance, especially after high-temperature lubricant and then cooled to room temperature, and still must be my fat back to the original structure; (2), water washout properties Better: Most conventional greases density of the product is less than 950kg / m <sup > 3 </sup>, and adjust the overbased calcium sulfonate (density greater than 1000kg / m <sup > 3 </sup>) in the grease in the content and select the appropriate base oil refining and improving the maximum temperature to be 230 <sup >? o </sup> C, so 12 - hydroxy stearic acid calcium soaps and soap can effectively and fully composite, so you can make the complex calcium sulfonate grease suppress the density of small and float on the surface of the water molecules, from the trend of lubrication points, grease Water washout (79 <sup >? o </sup> C) was 2.7% (SY2718 method to test), so this product has better resistance than conventional greases washout; (3), the use of four-ball EP machine to measure calcium sulfonate complex grease four-ball weld load of 4900N, indicating that calcium sulfonate complex grease has excellent extreme pressure properties, its abrasion resistance is four-ball machine method, a predetermined load and time diameter grinding traces under assessment, complex calcium sulfonate grease average diameter of grinding track 0.39mm, reflecting its excellent anti-wear performance grease the complex calcium sulfonate grease extreme pressure anti-wear performance index without any extreme pressure anti-wear additives can be achieved on the basis of national standards, and anti-wear properties are required other greases to add the appropriate anti-wear additives to achieve standards; (4), lubrication better performance: Composite acid calcium-based grease with 12 - hydroxy stearic acid to the saponification reaction, no residual ash, has a better thickening power, better high temperature performance than the more conventional lubricating greases, in a non-Newtonian overbased sulfonate the introduction of calcium 12 - hydroxy stearate, calcium borate and calcium to improve the lubrication properties of the grease not only overcome the shortcomings of poor low temperature pumpability, and improved thermal stability and mechanical stability, and has excellent waterproofing corrosion resistance and lubrication performance, but also reduces the cost; (5), anti-aging properties is better: not emulsify fat, easy loss, increase the service life of the mechanical equipment, reducing equipment maintenance time.
Above embodiment has described ultimate principle of the present invention, principal character and advantage.The technician of the industry should understand; The present invention is not restricted to the described embodiments; That describes in the foregoing description and the specification sheets just explains principle of the present invention; Under the scope that does not break away from the principle of the invention, the present invention also has various changes and modifications, and these variations and improvement all fall in the scope of the present invention's protection.
Claims (6)
1. complex calcium sulfonate grease is characterized in that adding the sulfonic acid calcium salt by inorganics and organism calcium complex soap, multiviscosisty base oil and processing; Add arylamine class inhibitor in the thickening, wherein the weight part proportioning of each composition is following: base oil: 120 ~ 240, and high base number calcium mahogany sulfonate: 220 ~ 240; Transforming agent: 22 ~ 24; Dry ice: 10 ~ 14, acetic acid: 6 ~ 10, C
12-C
22Hydroxy fatty acid: 6.5 ~ 8.5, calcium hydroxide: 3 ~ 5, boric acid: 4 ~ 6, arylamine class inhibitor: 1.5 ~ 3.5.
2. complex calcium sulfonate grease according to claim 1 is characterized in that: described base oil can be MO, synthetic oil, silicone oil or their mixture.
3. complex calcium sulfonate grease according to claim 1 is characterized in that: described transforming agent can be methyl alcohol, ethanol or their mixture.
4. complex calcium sulfonate grease according to claim 1 is characterized in that: described C
12-C
22Hydroxy fatty acid is preferably the 12-oxystearic acid.
5. complex calcium sulfonate grease according to claim 1 is characterized in that: described arylamine class inhibitor can be pentanoic, PA, di-iso-octyldiphenylamine or their mixture.
6. the preparation method of the described complex calcium sulfonate grease of claim 1; It is characterized in that step is following: in pressure reaction still, drop into the high base number calcium mahogany sulfonate of base number greater than 220 ~ 240 parts of weight of 320KOH/g; The base oil of 120 ~ 240 parts of weight is warming up to 50
oC adds the transforming agent of 22 ~ 24 parts of weight and the dry ice of 10 ~ 14 parts of weight in reaction kettle, capping then, and pressure release when pressure surpasses 0.2MPa, keep-uping pressure is not more than 0.2MPa, is warming up to 83
oConstant temperature 30min behind the C adds the acetic acid (water with 3 times of acetic acid quality dilutes in advance) of 6 ~ 10 parts of weight and the C of 6.5 ~ 8.5 parts of weight
12-C
22Hydroxy fatty acid is warming up to 88
oC ~ 90
oC constant temperature 1.5h, the material retrogradation adds the calcium hydroxide (with the water dilution of 3 times of calcium hydroxide quality) of 3 ~ 5 parts of weight, and the boric acid that adds 4 ~ 6 parts of weight behind the stirring 10min (with the water dilution of 4 times of boric acid quality, and is heated to 95
oC makes it to become hydrothermal solution), continue to calorify 88
oC ~ 90
oC constant temperature 20min is warming up to 180 then
oC constant temperature 10min after constant temperature finishes, stirs and is cooled to 150
oDuring C, add the arylamine class inhibitor of 1.5 ~ 3.5 parts of weight, after stirring product all is transferred to compounding kettle, complex calcium sulfonate grease is refined in cooling, grinding, filtration.
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| CN201210196509.9A CN102703185B (en) | 2012-06-15 | 2012-06-15 | Compound calcium sulfonate base lubricating grease and preparation method thereof |
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| CN102703185B CN102703185B (en) | 2014-03-19 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103497813A (en) * | 2013-09-02 | 2014-01-08 | 安庆市中天石油化工有限公司 | Lubricating grease specially used in metallurgical industry continuous casting machine, and preparation method thereof |
| CN109233947A (en) * | 2018-09-05 | 2019-01-18 | 郑州市欧普士科技有限公司 | A kind of novel papermaking machine special-purpose high temperature lubricating grease and preparation method thereof |
| US10590362B2 (en) | 2013-11-13 | 2020-03-17 | Total Marketing Services | Process for preparing a complex calcium sulphonate grease |
| CN110951531A (en) * | 2019-12-12 | 2020-04-03 | 无锡科捷化学有限公司 | Method for preparing composite calcium sulfonate-based lubricating grease |
| CN111139123A (en) * | 2020-01-04 | 2020-05-12 | 山东源根石油化工有限公司 | High-temperature lubricating grease and production system and method thereof |
| CN115181599A (en) * | 2021-09-28 | 2022-10-14 | 福斯润滑油(中国)有限公司 | Low-temperature composite calcium sulfonate lubricating grease composition and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5126062A (en) * | 1991-01-15 | 1992-06-30 | Nch Corporation | Calcium sulfonate grease and method of manufacture |
| CN101153239A (en) * | 2007-08-27 | 2008-04-02 | 无锡市高润杰化学有限公司 | Compound sulphonic acid albany grease and method for producing the same |
| CN101824357A (en) * | 2010-05-27 | 2010-09-08 | 李墨菊 | High-performance complex calcium sulfonate grease and preparation method thereof |
-
2012
- 2012-06-15 CN CN201210196509.9A patent/CN102703185B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5126062A (en) * | 1991-01-15 | 1992-06-30 | Nch Corporation | Calcium sulfonate grease and method of manufacture |
| CN101153239A (en) * | 2007-08-27 | 2008-04-02 | 无锡市高润杰化学有限公司 | Compound sulphonic acid albany grease and method for producing the same |
| CN101824357A (en) * | 2010-05-27 | 2010-09-08 | 李墨菊 | High-performance complex calcium sulfonate grease and preparation method thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103497813A (en) * | 2013-09-02 | 2014-01-08 | 安庆市中天石油化工有限公司 | Lubricating grease specially used in metallurgical industry continuous casting machine, and preparation method thereof |
| CN103497813B (en) * | 2013-09-02 | 2015-08-19 | 安庆市中天石油化工有限公司 | A kind ofly be exclusively used in lubricating grease of metallurgy industry continuous caster and preparation method thereof |
| US10590362B2 (en) | 2013-11-13 | 2020-03-17 | Total Marketing Services | Process for preparing a complex calcium sulphonate grease |
| CN109233947A (en) * | 2018-09-05 | 2019-01-18 | 郑州市欧普士科技有限公司 | A kind of novel papermaking machine special-purpose high temperature lubricating grease and preparation method thereof |
| CN110951531A (en) * | 2019-12-12 | 2020-04-03 | 无锡科捷化学有限公司 | Method for preparing composite calcium sulfonate-based lubricating grease |
| CN111139123A (en) * | 2020-01-04 | 2020-05-12 | 山东源根石油化工有限公司 | High-temperature lubricating grease and production system and method thereof |
| CN115181599A (en) * | 2021-09-28 | 2022-10-14 | 福斯润滑油(中国)有限公司 | Low-temperature composite calcium sulfonate lubricating grease composition and preparation method thereof |
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|---|---|
| CN102703185B (en) | 2014-03-19 |
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Inventor after: Zhou Zhongtai Inventor after: Qi Ruiqin Inventor after: Li Jianfeng Inventor after: Wang Lixia Inventor after: Zhang Dan Inventor after: Shi Hongmin Inventor before: Zhou Zhongtai Inventor before: Li Jianfeng Inventor before: Wang Lixia Inventor before: Zhang Dan Inventor before: Shi Hongmin |
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Address after: 453000, Xinxiang Industrial Park, Henan province by the eight road Patentee after: XINXIANG HENGXING TECHNOLOGY CO., LTD. Address before: 453000, Xinxiang Industrial Park, Henan province by the eight road Patentee before: Xinxiangshi Hengxing Huagong Co., Ltd. |