CN102718452A - Super strength silicate cement adhesive and preparation method thereof - Google Patents
Super strength silicate cement adhesive and preparation method thereof Download PDFInfo
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- CN102718452A CN102718452A CN2012102169617A CN201210216961A CN102718452A CN 102718452 A CN102718452 A CN 102718452A CN 2012102169617 A CN2012102169617 A CN 2012102169617A CN 201210216961 A CN201210216961 A CN 201210216961A CN 102718452 A CN102718452 A CN 102718452A
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Abstract
The invention discloses a super strength silicate cement adhesive and a preparation method thereof. The adhesive is mainly prepared from the following raw materials in percentage by weight: 30 to 40 percent of cement, 25 to 43 percent of quartz sand, 9 to 24 percent of micro aggregates, 0.9 to 2 percent of water reducing agent and 11 to 14 percent of water. The preparation method comprises the following steps of firstly, uniformly mixing the cement, the micro aggregates, the water reducing agent and the quartz sand, then continuously stirring for 4 minutes and immediately forming after taking out the mixture; after the obtained product is formed, placing the obtained product into a curing box at the temperature of 35 DEG C to carry out steaming-curing under the humidity of not lower than 95 percent, demoulding after 4 to 12 hours, and placing a demoulding specimen into hot water at the temperature of 45 to 80 DEG C to carry out curing for 48 to 96 hours; and finally, testing the qualification of the product to obtain the cement adhesive. The cement adhesive disclosed by the invention has the excellent performances of excellent compaction, high strength, excellent durability and the like, is suitable for electrotechnical porcelain products such as a high-tonnage suspension type porcelain insulator and the like and has low cost.
Description
Technical field
The present invention relates to a kind of super-strength cement glue that adds micro-aggregate, the present invention relates to have good density, HS specifically, weather resistance well waits the used silicate cement cementing agent of high tonnage suspended porcelain insulator insulator of premium properties.
Background technology
The used cement glue of present domestic each electroceramics factory, with respect to porcelain spare and metal-ware, its physical strength is much lower, and cement glue comes into one's own day by day, especially for the cement glue of high tonnage suspended porcelain insulator mucilage binding.Patent 200910010971.3 is used methods such as cement composition with patent 201110190809.1 through interpolation water reducer, adjustment; Improved the intensity of cementing agent; But its maximum compressive strength is merely 110MPa, obviously can not satisfy the needs that high tonnage suspended porcelain insulator is produced.
Summary of the invention
Goal of the invention:, the object of the present invention is to provide a kind of cement glue and preparation method thereof with super-strength super-strength silicate that is used for large-scale high tonnage suspended porcelain insulator insulator adhesive binding in order to overcome the deficiency of prior art.
Technical scheme: in order to solve the problems of the technologies described above; The technical scheme that the present invention adopted is following: a kind of cement glue of super-strength silicate, mainly process: cement 15-50%, silica sand 20-40%, micro-aggregate 1-40%, water reducer 1-3%, water 10-30% by the raw material of following weight percentage.
Cement at first meets the regulation of GB175-1999, and label is not less than 52.5 or the silicate cement of 52.5R.
The granularity of said silica sand is the 80-120 order, meets GB178-1977.
Said micro-aggregate is the mineral crystal material of fine particle size.
The median size of said micro-aggregate requires less than 0.01 μ m.
Said micro-aggregate is one or more in silica flour, flyash and the slag.The grain graininess of micro-aggregate can not be too big, if the too big density that influences between micro-aggregate and the cement of its granularity, and then the cementing agent strength of test block of influence preparation, their specific surface area requires like following table:
Said water reducer is a polycarboxylic acids dehydragent, meets JG/T 223-2007.
The preparation method of the cement glue of above-mentioned super-strength silicate puddles cement, micro-aggregate, water reducer and silica sand evenly earlier, and then continues to stir moulding immediately after the taking-up 4 minutes; It is steam-cured that moulding is placed on 35 ℃ of maintaining boxes, and humidity is not less than 95%, 4～12 h demouldings, and demoulding examination body is placed at maintenance 48-96h in water temperature 45-80 ℃ the hot water, after promptly obtain the cement glue of said super-strength silicate after the test passes.
Beneficial effect: compared with prior art; Cement glue of the present invention has good density, HS, and weather resistance well waits premium properties; The scale insulator suitability for industrialized production that is easy to have high input, the insulator that is specially adapted to high tonnage suspended porcelain insulator porcelain insulator is used.
Embodiment
Below in conjunction with embodiment the present invention is done further detailed description, but protection scope of the present invention is not limited to said embodiment.
Embodiment 1: a kind of cement glue of super-strength silicate, this cementing agent raw material is formed and the weight content proportioning is silicate cement 30.5%, silica sand 35.2%, silica flour 4.2%, slag 12.7%, flyash 4.2%, water reducer 0.9%, water 12.3%.
Wherein, cement at first meets the regulation of GB175-1999, and label is not less than 52.5 or the silicate cement of 52.5R; The granularity of said silica sand is the 80-120 order, meets GB178-1977.Said micro-aggregate is the mixture of silica flour, slag, flyash, and their median size requires less than 0.01 μ m.Water reducer is a polycarboxylic acids dehydragent, and this experiment is used is that the Suzhou City chemical building material ltd that makes the country prosperous produces polycarboxylate high performance water-reducing agent, and model is SUNBO PC-1016, meets JG/T 223-2007.
The preparation method of above-mentioned cementing agent is: earlier cement, micro-aggregate, water reducer and silica sand are puddled evenly, and then continued to stir moulding immediately after the taking-up 4 minutes; It is to place the demoulding behind the 10h in 98% the standard thermostatic constant humidity maintaining box that test specimen after the moulding is placed on 45 ℃ of temperature, humidity; Take out test specimen and be placed on temperature at 65 ℃ water bath with thermostatic control maintenance 72h, after promptly obtain the cement glue of said super-strength silicate after the test passes.
Embodiment 2: basic identical with embodiment 1, different is the proportioning raw materials of cementing agent: silicate cement 31.4%, silica sand 34.8%, silica flour 4.1%, slag 12.2%, flyash 4.1%, water reducer 0.9%, water 12.5%.
Embodiment 3: basic identical with embodiment 1, different is the proportioning raw materials of cementing agent: silicate cement 40.0%, silica sand 26.8%, silica flour 3.8%, slag 11.6%, flyash 3.8%, water reducer 1.0%, water 13.0%.
Embodiment 4: basic identical with embodiment 1, different is the raw material composition and the proportioning thereof of cementing agent: silicate cement 34.8%, silica sand 41.1%, silica flour 4.9%, flyash 4.9%, water reducer 1.0%, water 13.3%.
Embodiment 5: basic identical with embodiment 1, different is the raw material composition and the proportioning thereof of cementing agent: silicate cement 34.7%, silica sand 40.0%, silica flour 10.0%, water reducer 2.0%, water 13.3%.
Existing cementing agent raw material is formed and proportioning: silicate cement 55.9%, silica sand 31.3%, water reducer 1.0%, water 11.8%.
Employing is similar to GB/T17671-1999 " Test method for strength of hydraulic cement mortar (ISO) " and tests, and the contrast test data of each embodiment and existing cementing agent are as shown in the table:
| Ultimate compression strength (MPa) | Folding strength (MPa) | Unusual hole diameter (mm) | Low temperature tolerance coefficient | |
| Embodiment 1 | 129.6 | 14.8 | 0.5 | 0.99 |
| Embodiment 2 | 133.5 | 15.5 | 0.7 | 0.99 |
| Embodiment 3 | 126.8 | 14.4 | 0.6 | 0.99 |
| Embodiment 4 | 122.4 | 13.9 | 0.5 | 0.99 |
| Embodiment 5 | 125.3 | 14.2 | 0.6 | 0.99 |
| Existing cementing agent | 116.1 | 12.8 | 0.8 | 0.99 |
From last table, can see; After adding fine aggregate; The existing cementing agent of the strength ratio of the cementing agent of best proportioning preparation improves about 15%; Test pressure-proof and snap-resistent, unusual hole diameter and low temperature tolerance coefficient also meet JB 4307-2004-T " insulator cementing is with the requirement of cement glue ", can be used as the production that the high-performance cement cementing agent is used for high tonnage suspended porcelain insulator.
Embodiment 6: basic identical with embodiment 1, different is the proportioning raw materials of cementing agent: silicate cement 30%, silica sand 43%, silica flour 4.5%, slag 3.6%, flyash 5.9%, water reducer 2%, water 11%.
Embodiment 7: basic identical with embodiment 1, different is the proportioning raw materials of cementing agent: silicate cement 38%, silica sand 25%, silica flour 3.5%, slag 10.6%, flyash 6.9%, water reducer 2%, water 14%.
Embodiment 8: basic identical with embodiment 1, different is the proportioning raw materials of cementing agent: silicate cement 39%, silica sand 38%, micro-aggregate 9%, water reducer 1%, water 13%, wherein micro-aggregate is any in silica flour, flyash and the slag.
Claims (8)
1. the cement glue of a super-strength silicate is characterized in that: mainly processed by the raw material of following weight percentage: cement 30-40%, silica sand 25-43%, micro-aggregate 9-24%, water reducer 0.9-2%, water 11-14%.
2. the cement glue of super-strength silicate according to claim 1 is characterized in that: the label of said cement is not less than 52.5 or the silicate cement of 52.5R.
3. the cement glue of super-strength silicate according to claim 1 is characterized in that: the granularity of said silica sand is the 80-120 order.
4. the cement glue of super-strength silicate according to claim 1 is characterized in that: said micro-aggregate is the mineral crystal material of fine particle size.
5. the cement glue of super-strength silicate according to claim 4 is characterized in that: the median size of said micro-aggregate requires less than 0.01 μ m.
6. according to the cement glue of claim 4 or 5 described super-strength silicate, it is characterized in that: said micro-aggregate is one or more in silica flour, flyash and the slag.
7. the cement glue of super-strength silicate according to claim 1 is characterized in that: said water reducer is a polycarboxylic acids dehydragent.
8. the preparation method of the cement glue of super-strength silicate according to claim 1 is characterized in that: earlier cement, micro-aggregate, water reducer and silica sand are puddled evenly, and then continued to stir moulding immediately after the taking-up 2-8 minute; It is steam-cured that moulding is placed on 20-45 ℃ of protecting box, and humidity is not less than 95%, 4～12 h demouldings, and demoulding examination body is placed at maintenance 48-96h in water temperature 45-80 ℃ the hot water, after promptly obtain the cement glue of said super-strength silicate after the test passes.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103342512A (en) * | 2013-07-05 | 2013-10-09 | 三瑞科技(江西)有限公司 | Cement adhesive and preparation method |
| CN103664110A (en) * | 2013-12-19 | 2014-03-26 | 中国中材国际工程股份有限公司 | Cement adhesive for insulator |
| CN104072197A (en) * | 2014-06-30 | 2014-10-01 | 江苏南瓷绝缘子股份有限公司 | Method for curing insulator cement adhesive |
| CN104671725A (en) * | 2015-01-19 | 2015-06-03 | 武汉金磊珂建材科技有限公司 | Early-strength insulator cement adhesive |
| CN104891905A (en) * | 2015-06-05 | 2015-09-09 | 武汉理工大学 | Cement base insulator adhesive |
| CN105110725A (en) * | 2015-07-23 | 2015-12-02 | 江苏南瓷绝缘子股份有限公司 | Fluid-type cement adhesive, and preparation method thereof |
| CN107500651A (en) * | 2017-09-01 | 2017-12-22 | 国网内蒙古东部电力有限公司电力科学研究院 | A kind of extremely cold type cement glue |
| CN110746147A (en) * | 2019-11-19 | 2020-02-04 | 中材江西电瓷电气有限公司 | High-strength quick-setting cement adhesive and preparation method thereof |
| CN114613559A (en) * | 2022-03-30 | 2022-06-10 | 萍乡华创电气有限公司 | High-strength column insulator and preparation method thereof |
| CN115028408A (en) * | 2022-05-30 | 2022-09-09 | 萍乡百斯特电瓷有限公司 | High-strength cement adhesive for cylindrical head product |
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| CN1451626A (en) * | 2002-04-17 | 2003-10-29 | 杨果林 | High strength steel fibre concrete and making method thereof |
| CN101844896A (en) * | 2009-03-26 | 2010-09-29 | 大连电瓷集团股份有限公司 | Silicate cement adhesive for high-voltage electrical appliance bushing |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1451626A (en) * | 2002-04-17 | 2003-10-29 | 杨果林 | High strength steel fibre concrete and making method thereof |
| CN101844896A (en) * | 2009-03-26 | 2010-09-29 | 大连电瓷集团股份有限公司 | Silicate cement adhesive for high-voltage electrical appliance bushing |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103342512A (en) * | 2013-07-05 | 2013-10-09 | 三瑞科技(江西)有限公司 | Cement adhesive and preparation method |
| CN103664110A (en) * | 2013-12-19 | 2014-03-26 | 中国中材国际工程股份有限公司 | Cement adhesive for insulator |
| CN103664110B (en) * | 2013-12-19 | 2016-06-29 | 中国中材国际工程股份有限公司 | A kind of Cement adhesive for insulator |
| CN104072197A (en) * | 2014-06-30 | 2014-10-01 | 江苏南瓷绝缘子股份有限公司 | Method for curing insulator cement adhesive |
| CN104671725A (en) * | 2015-01-19 | 2015-06-03 | 武汉金磊珂建材科技有限公司 | Early-strength insulator cement adhesive |
| CN104891905A (en) * | 2015-06-05 | 2015-09-09 | 武汉理工大学 | Cement base insulator adhesive |
| CN105110725A (en) * | 2015-07-23 | 2015-12-02 | 江苏南瓷绝缘子股份有限公司 | Fluid-type cement adhesive, and preparation method thereof |
| CN107500651A (en) * | 2017-09-01 | 2017-12-22 | 国网内蒙古东部电力有限公司电力科学研究院 | A kind of extremely cold type cement glue |
| CN110746147A (en) * | 2019-11-19 | 2020-02-04 | 中材江西电瓷电气有限公司 | High-strength quick-setting cement adhesive and preparation method thereof |
| CN114613559A (en) * | 2022-03-30 | 2022-06-10 | 萍乡华创电气有限公司 | High-strength column insulator and preparation method thereof |
| CN114613559B (en) * | 2022-03-30 | 2024-01-09 | 萍乡华创电气有限公司 | High-strength column insulator and preparation method thereof |
| CN115028408A (en) * | 2022-05-30 | 2022-09-09 | 萍乡百斯特电瓷有限公司 | High-strength cement adhesive for cylindrical head product |
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Address after: 212405 Zhenjiang city of Jiangsu province Jurong city edge town sequencemountain Lake Road No. 1 Applicant after: JIANGSU NANCI INSULATORS CO., LTD. Address before: 212405, Jiangsu, Zhenjiang province Jurong town side Nanjing Expressway Crossing 50 meters -2, Jiangsu South porcelain insulator Co., Ltd. Applicant before: Jiangsu Nanci Insulator Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: JIANGSU NANCI INSULATOR CO., LTD. TO: JIANGSU NANCI INSULATORS CO., LTD. |
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