CN106198285A - A kind of evaluation methodology of mist sealing material anti-wear performance - Google Patents
A kind of evaluation methodology of mist sealing material anti-wear performance Download PDFInfo
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- CN106198285A CN106198285A CN201610482256.XA CN201610482256A CN106198285A CN 106198285 A CN106198285 A CN 106198285A CN 201610482256 A CN201610482256 A CN 201610482256A CN 106198285 A CN106198285 A CN 106198285A
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- sealing material
- mist sealing
- abrasion
- test
- evaluation methodology
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
Abstract
The present invention relates to the evaluation methodology of a kind of mist sealing material anti-wear performance, it includes step: wrap up in attached mist sealing material on building stones, obtains test sample after drying, and wherein, the building stones not wrapping up in attached mist sealing material are blank sample；Test sample and blank sample are fixed on loading wheel tester base plate, set abrasion test specimen number of times after selecting to bear a heavy burden, at 25 40 DEG C, carry out abrasion test, obtain the test specimen after abrasion test；It is c that test specimen after abrasion test is placed in initial concentration1Phenosafraine solution in soak, take solution spectrophotometric determination light absorption value after immersion, obtained the dye concentration c of test sample by Beer law2, the dye concentration c of blank sample2 0；Abrasion degree is obtained by following formula:The present invention rolls test specimen simulation mist sealing material abrasion situation behind actual road surface repeatedly by loading wheel tester, and then reflects the anti-wear performance of mist sealing material.
Description
Technical field
The present invention relates to the evaluation of material, relate more specifically to the evaluation methodology of a kind of mist sealing material anti-wear performance.
Background technology
Under the effect of the factor such as weather and traffic loading, As time goes on the road conditions of bituminous paving run down,
Spray mist sealing material road pavement and carry out preventive maintenance, very good protected effect can be reached.Due to mist sealing material
Of a great variety, engineering construction is on factor impacts in many ways such as the limitations of time conditions, after mist sealing material contacts with road surface building stones,
At the open to traffic initial stage, substantial amounts of mist sealing material is easily taken away by wheel, so that regenerating unsuccessfully, engineer applied is time-consuming to be taken
Power.Therefore, before mist sealing material industrial applications, need its anti-wear performance is carried out effectively evaluating.
Currently for the evaluation methodology of mist sealing material anti-wear performance, lack unified standard not yet, in most cases,
All take small-sized pavement test, labor intensive material resources, and can not the anti-wear performance of quantitatively evaluating mist sealing material effectively.
Summary of the invention
In order to solve that above-mentioned prior art exists cannot the problem of anti-wear performance of quantitatively evaluating mist sealing material, this
The bright evaluation methodology aiming to provide a kind of mist sealing material anti-wear performance.
The evaluation methodology of mist sealing material anti-wear performance of the present invention, it includes step: S1, wraps up in attached mist on building stones
Sealing material, obtains test sample after drying, wherein, the building stones not wrapping up in attached mist sealing material are blank sample；S2, tries test
Sample and blank sample are fixed on loading wheel tester base plate, set abrasion test specimen number of times, carry out at 25-40 DEG C after selecting to bear a heavy burden
Abrasion test, obtains the test specimen after abrasion test；S3, it is c that the test specimen after abrasion test is placed in initial concentration1Phenosafraine
Solution soaks, takes solution spectrophotometric determination light absorption value after immersion, obtained the stain of test sample by Beer law
Concentration c2, the dye concentration c of blank sample2 0；S4, is obtained abrasion degree by following formula:
In a preferred embodiment, these building stones are limestone or basalt.
In a preferred embodiment, this mist sealing material key component is emulsified asphalt or modified emulsifying asphalt.
Utilize epoxy AB glue that sample is fixed on loading wheel tester base plate in step s 2.
The mass ratio of described building stones, mist sealing material and epoxy AB glue is 70-80:1.5-2.5:20-25.
The solid content of mist sealing material in step sl is 50wt%-70wt%.
Abrasion test specimen number of times in step s 2 is 1000-15000 time.
Initial concentration c in step s31For 0.008-0.012mg/mL.
Initial concentration c1For 0.01mg/mL.
Soak time in step s3 is 2-4h.
Spectrophotometric in step s3 is calculated as UV1900 type ultraviolet-uisible spectrophotometer.
Spectrophotometer in step s3 measures light absorption value under 530nm wavelength.
The present invention rolls test specimen to simulate the abrasion on the actual road surface of mist sealing material repeatedly by loading wheel tester,
The mist sealing material applicable cases on actual road surface is reflected, especially by sample being fixed on loading wheel tester in limits
Carry out abrasion test on base plate, then by the phenosafraine solution adsorption property to building stones, amplified by spectrophotometer molten
Changing before and after liquid concentration, after being reflected in abrasion test, building stones are wrapped up in attached degree by mist sealing material, and then reflect that mist seals
The anti-wear performance of layer material.And, abrasion degree can be calculated by formula according to the evaluation methodology of the present invention, it is achieved quantify to comment
The purpose of the anti-wear performance of valency mist sealing material.Relative to traditional road surface experiment, can use manpower and material resources sparingly largely,
Improve the accuracy of the aids abrasion resistance evaluation of mist sealing material.It addition, the present invention has enforcement step simplicity, result is accurately and reliably
Advantage.
Accompanying drawing explanation
Fig. 1 is the absorption curve of phenosafraine dyestuff；
Fig. 2 is the standard curve of phenosafraine dyestuff；
Fig. 3 is the abrasion degree change in value figure that embodiment 1 is surveyed；
Fig. 4 is the abrasion degree change in value figure that embodiment 2 is surveyed；
Fig. 5 is the abrasion degree change in value figure that embodiment 3 is surveyed.
Detailed description of the invention
Below in conjunction with the accompanying drawings, provide presently preferred embodiments of the present invention, and be described in detail.
Configuration solubility is the phenosafraine solution of 0.01mg/mL, and the absorption curve obtained accordingly is as shown in Figure 1.Can by figure
Knowing, UV1900 type ultraviolet-uisible spectrophotometer demonstrates absorption maximum at 530nm wavelength, therefore selectes 530nm for monitoring
Wavelength.Configuration solubility is the phenosafraine solution of 0,0.002,0.004,0.006,0.008,0.01mg/mL, the mark obtained accordingly
Directrix curve is as shown in Figure 2.
The impact on mist sealing material anti-wear performance of embodiment 1 conditioned time
S1, the preparation of test specimen: take 5 parts of 150g limestone, clean, dry at 25 DEG C, be labeled as 1,2,3,4, No. 5, wherein
No. 1-4 mist sealing material that key component is emulsified asphalt respectively wrapping up in attached 3g solid content 70%, is respectively dried 0h, 2h at 25 DEG C,
7h, 17h, No. 5 blank test specimen need not wrap up in attached mist sealing material, thus obtains 5 groups of samples.
S2, abrasion test: utilize 40g epoxy AB glue respectively 5 groups of test specimens to be fixed on loading wheel tester (wherein, load
Wheel tester is conventional slurry mixture loading wheel scab test apparatus) base plate, in 25 DEG C, 3h treats that AB gelling is solid.Select negative
Weight 10kg, sets abrasion test specimen number of times 9000 times, and experimental temperature is 25 DEG C, thus obtains the test specimen after 5 groups of abrasion tests.
S3, abrasion degree detects: the test specimen after abrasion test is placed in concentration c1For in the phenosafraine solution of 0.01mg/mL
(wherein, limestone has adsorptivity to phenosafraine), 25 DEG C are soaked 2h, take solution after immersion, with spectrophotometer at 530nm
Measure light absorption value under wavelength, obtain dye concentration c by Beer law by means of figure 2 above2 1, c2 2, c2 3, c2 4；Blank sample is designated as
c2 0。
S4, is obtained abrasion degree by following formula:
The impact on mist sealing material anti-wear performance of table 1 conditioned time
Fig. 3 is after mist sealing material uses in 3-20h, is recorded the situation of change of abrasion resistance by this experiment, can from figure
To find out, increasing over time, the anti-wear performance of mist sealing material constantly improves, and in 3-10h, change is substantially.
Embodiment 2 wears away the number of times impact on mist sealing material abrasion degree
S1, the preparation of test specimen: take 6 parts of 150g basalt, clean, dry at 25 DEG C, be labeled as 1,2,3,4,5, No. 6, its
The middle No. 1-5 mist sealing material that key component is modified emulsifying asphalt respectively wrapping up in attached 4g solid content 50%, is respectively dried at 25 DEG C
5h, No. 6 blank test specimens need not wrap up in attached mist sealing material, thus obtain 6 groups of samples.
S2, abrasion test: utilize 50g epoxy AB glue respectively 6 groups of test specimens to be fixed on loading wheel tester base plate, in 25
DEG C, 3h treats that AB gelling is solid.Select heavy burden 10kg, set abrasion test specimen number of times as 3000,6000,9000,12000,15000,0
Secondary, experimental temperature is 25 DEG C, thus obtains the test specimen after 6 groups of abrasion tests.
S3, abrasion degree detects: the test specimen after abrasion test is placed in concentration c1Phenosafraine solution for 0.01mg/mL
In, 25 DEG C are soaked 2h, take solution after immersion, measure light absorption value with spectrophotometer, borrowed by Beer law under 530nm wavelength
Help figure 2 above and obtain dye concentration c2 1, c2 2, c2 3, c2 4, c2 5；Blank sample is designated as c2 0。
S4, is obtained abrasion degree by following formula:
Table 2 mist sealing material anti-wear performance is with the change of abrasion number of times
Figure 4, it is seen that along with the increase of wear intensity, abrasion degree is gradually increased, the abrasion of mist sealing material are damaged
Mistake is continuously increased.
The impact on mist sealing material anti-wear performance of embodiment 3 temperature
S1, the preparation of test specimen: take 4 parts of 150g limestone, clean, dry at 25 DEG C, be labeled as 1,2,3, No. 4, wherein No. 1
With No. 3 mist sealing materials that key component is emulsified asphalt respectively wrapping up in attached 3g solid content 60%, at 25 DEG C, it is respectively dried 5h, No. 2
Need not wrap up in attached mist sealing material with No. 4 blank test specimens, thus obtain 4 groups of samples.
S2, abrasion test: utilize 45g epoxy AB glue respectively 4 groups of test specimens to be fixed on loading wheel tester base plate, in 25
DEG C, 3h treats that AB gelling is solid.Selecting heavy burden 10kg, set abrasion test specimen number of times 9000 times, the experimental temperature of No. 1 and No. 3 is 25 DEG C,
The experimental temperature of No. 2 and No. 4 is 40 DEG C, thus obtains the test specimen after 4 groups of abrasion tests.
S3, abrasion degree detects: the test specimen after abrasion test is placed in concentration c1Phenosafraine solution for 0.01mg/mL
In, 25 DEG C are soaked 2h, take solution after immersion, measure light absorption value with spectrophotometer, borrowed by Beer law under 530nm wavelength
Help figure 2 above and obtain dye concentration c2 1, c2 2；Blank sample is designated as c2 0。
S4, is obtained abrasion degree by following formula:
The impact on mist sealing material anti-wear performance of table 3 temperature
From figure 5 it can be seen that along with the increase of temperature, abrasion degree is gradually increased, the abrasion loss of mist sealing material is not
Disconnected increase, anti-wear performance reduces.
Experiment shows, although mist sealing material is of a great variety, and the building stones distinct that bituminous paving is used, according to
The evaluation methodology of the present invention can utilize the Selective adsorption of phenosafraine effectively to comment the anti-wear performance of mist sealing material
Valency, and, the actual conditions of engineer applied, such as conditioned time, construction temperature etc. can be determined in advance by this evaluation methodology.
Above-described, only presently preferred embodiments of the present invention, it is not limited to the scope of the present invention, the present invention's is upper
State embodiment can also make a variety of changes.The most every claims according to the present patent application and description are made
Simply, equivalence change with modify, fall within the claims of patent of the present invention.Being of the most detailed description of the present invention
Routine techniques content.
Claims (10)
1. the evaluation methodology of a mist sealing material anti-wear performance, it is characterised in that it includes step:
S1, wraps up in attached mist sealing material on building stones, obtains test sample, wherein, do not wrap up in the building stones of attached mist sealing material after drying
For blank sample；
S2, is fixed on loading wheel tester base plate by test sample and blank sample, sets abrasion test specimen number of times after selecting to bear a heavy burden,
At 25-40 DEG C, carry out abrasion test, obtain the test specimen after abrasion test；
S3, it is c that the test specimen after abrasion test is placed in initial concentration1Phenosafraine solution in soak, take after immersion solution with point
Light photometric determination light absorption value, obtains the dye concentration c of test sample by Beer law2, the dye concentration c of blank sample2 0；
S4, is obtained abrasion degree by following formula:
Evaluation methodology the most according to claim 1, it is characterised in that utilize epoxy AB glue to be fixed by sample in step s 2
In loading wheel tester base plate.
Evaluation methodology the most according to claim 2, it is characterised in that described building stones, mist sealing material and epoxy AB glue
Mass ratio is 70-80:1.5-2.5:20-25.
Evaluation methodology the most according to claim 1, it is characterised in that the solid content of mist sealing material in step sl is
50wt%-70wt%.
Evaluation methodology the most according to claim 1, it is characterised in that abrasion test specimen number of times in step s 2 is 1000-
15000 times.
Evaluation methodology the most according to claim 1, it is characterised in that initial concentration c in step s31For 0.008-
0.012mg/mL。
Evaluation methodology the most according to claim 6, it is characterised in that initial concentration c1For 0.01mg/mL.
Evaluation methodology the most according to claim 1, it is characterised in that soak time in step s3 is 2-4h.
Evaluation methodology the most according to claim 1, it is characterised in that spectrophotometric in step s3 is calculated as UV1900 type
Ultraviolet-uisible spectrophotometer.
Evaluation methodology the most according to claim 1, it is characterised in that spectrophotometer in step s3 is at 530nm ripple
Light absorption value is measured under length.
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| CN201610482256.XA CN106198285B (en) | 2016-06-28 | 2016-06-28 | A kind of evaluation method of mist sealing material wear-resisting property |
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| CN201610482256.XA CN106198285B (en) | 2016-06-28 | 2016-06-28 | A kind of evaluation method of mist sealing material wear-resisting property |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014198712A2 (en) * | 2013-06-10 | 2014-12-18 | Fraunhofer Gesellschaft Zur Förderung Der Angew. Forschung E.V. | Recess grinding device and method for using the same |
| CN105300824A (en) * | 2015-11-18 | 2016-02-03 | 长安大学 | Fog seal layer wear resistance testing apparatus based on friction, and fog seal layer wear resistance testing method based on friction |
| CN205138926U (en) * | 2015-11-18 | 2016-04-06 | 长安大学 | Airport runway or highway fog seal wearability test system |
| CN105556277A (en) * | 2013-09-18 | 2016-05-04 | 蒂森克虏伯钢铁欧洲股份公司 | Method and device for determining the abrasion properties of a coated flat product |
| CN105910931A (en) * | 2016-04-22 | 2016-08-31 | 苏交科集团股份有限公司 | Sand-containing fog seal material durability evaluation method |
-
2016
- 2016-06-28 CN CN201610482256.XA patent/CN106198285B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014198712A2 (en) * | 2013-06-10 | 2014-12-18 | Fraunhofer Gesellschaft Zur Förderung Der Angew. Forschung E.V. | Recess grinding device and method for using the same |
| CN105556277A (en) * | 2013-09-18 | 2016-05-04 | 蒂森克虏伯钢铁欧洲股份公司 | Method and device for determining the abrasion properties of a coated flat product |
| CN105300824A (en) * | 2015-11-18 | 2016-02-03 | 长安大学 | Fog seal layer wear resistance testing apparatus based on friction, and fog seal layer wear resistance testing method based on friction |
| CN205138926U (en) * | 2015-11-18 | 2016-04-06 | 长安大学 | Airport runway or highway fog seal wearability test system |
| CN105910931A (en) * | 2016-04-22 | 2016-08-31 | 苏交科集团股份有限公司 | Sand-containing fog seal material durability evaluation method |
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