CN102718509B - Lining plate material for raw material blender used in synthetic production of silicon carbide - Google Patents
Lining plate material for raw material blender used in synthetic production of silicon carbide Download PDFInfo
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- CN102718509B CN102718509B CN201210164901.5A CN201210164901A CN102718509B CN 102718509 B CN102718509 B CN 102718509B CN 201210164901 A CN201210164901 A CN 201210164901A CN 102718509 B CN102718509 B CN 102718509B
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Abstract
The invention discloses a lining plate material for a blender, in particular to a special lining plate material for a raw material blender used in the synthetic production of silicon carbide. The lining plate material is prepared by the steps of: adding water to 80-105 parts of black silicon carbide powder, 5-10 parts of cement, 2-3 parts of silicon micropowder, 0.1-0.2 part of tripolycyanamide, 0.1-0.3 part of sodium hexametaphosphate and 0.1-0.3 part of explosion-proof fiber and uniformly stirring; and pressing and moulding under the pressure of over 25Mpa and firing at the constant temperature of 250-350 DEG C for 8-10 hours, at the constant temperature of 750-850 DEG C for 25-30 hours and at the constant temperature of 1400-1600 DEG C for 35-40 hours. When used, the lining plate material is arranged at a corresponding part of the raw material blender. Compared with the prior art, the lining plate material has the advantages of high strength and abrasion resistance; and according to the measurement and calculation, in the actual use, the service life is 3-5 times that of the high-manganese steel or high-chromium steel lining plate, so that the repair cycle of the blender is greatly prolonged, the repair cost is effectively saved, the the generation of substances which pollute the materials due to the abrasion are avoided, and the quality of the product can be greatly improved.
Description
Technical field
The present invention relates to a kind of mixer lining material, the special lining material of starting material mixer that particularly a kind of SiC synthesis is used in producing.
Background technology
In the synthetic production of green silicon carbide industry, to used starting material, as quartz sand, refinery coke, Industrial Salt and wood chip or rice chaff etc., all need in mixer cabin, after uniform mixing, could put into resistance furnace.
Current mixer comprises cabin, and cabin inwall is provided with liner plate, with wear prevention, is also provided with if desired mixing paddle or advances impeller, and liner plate, mixing paddle or propelling impeller etc. adopt high manganese steel material or high chromium steel material conventionally.
In actual use, because quartz sand, refinery coke, Industrial Salt starting material and liner plate, mixing paddle or propelling impeller produce wearing and tearing, Industrial Salt also can or advance impeller to produce erosion to liner plate, mixing paddle, in use for some time, liner plate, mixing paddle or propelling impeller will damage because of grinding, now must change, except bringing the maintenance, replacement cost of equipment, also may cause stopping production, to enterprise, cause damage, the impurity such as the ferro element grinding away in addition can be sneaked in material material is formed and polluted, and serious meeting affects the quality of product.
Summary of the invention
The object of this invention is to provide a kind of wear resisting property strong, starting material mixer that particularly a kind of SiC synthesis is used in producing is special and have a lining material of anti-etch effect.
Lining material of the present invention is made by the raw material of following composition by weight: the black silicon carbide powder 80-105 part below granularity 4mm, 625 above cement 5-10 parts, silicon powder 2-3 part below granularity 40 μ m, trimeric cyanamide 0.1-0.2 part, Sodium hexametaphosphate 99 0.1-0.3 part, anti-riot fiber 0.1-0.3 part, after above-mentioned each raw material is proportioned, in every 100 weight parts of above-mentioned raw materials total amount, add the ratio of 20-30 weight parts water to stir, at 25Mpa, with upward pressure, press down the type of making, constant temperature 8-10 hour at 250-350 ℃, 750-850 ℃ of constant temperature 25-30 hour, 1400-1600 ℃ of constant temperature 35-40 hour fire, during use, be installed on the corresponding site of starting material mixer.
Above-mentioned black silicon carbide powder is preferably: what > 75 μ m-4mm accounted for 60-75 weight part ，≤75 μ m accounts for 20-30 weight part.
Described silicon powder is SiO
2powder, granularity is preferably below 15 μ m, preferably below 1 μ m.
Anti-riot fiber is for being preferably length 3-5mm, the polypropylene fibre of diameter below 50 μ m.
Compared with prior art, lining material of the present invention has intensity height and anti abrasive advantage, through measuring and calculating, in actual use, be current institute's high mangaenese steel that uses or high chromium steel material liner plate 3-5 times work-ing life, extended greatly the maintenance cycle of mixer, thereby effectively saved maintenance cost, and there will not be the material that produces contaminated material because of wearing and tearing, can greatly improve product quality.
Embodiment
Embodiment 1: get black silicon carbide powder 30 weight parts of the black silicon carbide powder 70 weight part ，≤75 μ m of granularity > 75 μ m-4mm, 625 8 parts of above cement, the SiO below granularity 5 μ m
22 parts, powder, trimeric cyanamide 0.1-0.2 part, Sodium hexametaphosphate 99 0.1-0.3 part, length 3mm, 0.2 part of the polypropylene fibre of diameter below 50 μ m, after proportioning above-mentioned each raw material, in every 100 weight parts of above-mentioned raw materials total amount, add the ratio of 20-30 weight parts water to stir, compression moulding under 25Mpa pressure, constant temperature 25 hours, 1550 ℃ constant temperature of 10 hours, the 800 ℃ constant temperature continuous firing of 40 hours at 300 ℃, is installed on the corresponding site of starting material mixer during use.
Embodiment 2: get black silicon carbide powder 30 weight parts of the black silicon carbide powder 65 weight part ，≤75 μ m of granularity > 75 μ m-1mm, 625 5 parts of above cement, the SiO below granularity 1 μ m
23 parts, powder, trimeric cyanamide 0.1-0.2 part, Sodium hexametaphosphate 99 0.1-0.3 part, length 5mm, diameter is 0.3 part of the polypropylene fibre of 25 μ m, after above-mentioned each raw material is proportioned, in every 100 weight parts of above-mentioned raw materials total amount, add the ratio of 30 weight parts waters to stir, compression moulding under 30Mpa pressure, constant temperature 30 hours, 1550 ℃ constant temperature of 8 hours, the 850 ℃ constant temperature continuous firing of 35 hours at 350 ℃, is installed on the corresponding site of starting material mixer during use.
Embodiment 3: get black silicon carbide powder 25 weight parts of the black silicon carbide powder 75 weight part ，≤75 μ m of granularity > 75 μ m-2mm, 625 7 parts of above cement, the SiO below granularity 10 μ m
22.5 parts, powder, 0.15 part of trimeric cyanamide, 0.15 part of Sodium hexametaphosphate 99, length 4mm, 0.3 part of the polypropylene fibre of diameter below 20 μ m, after proportioning above-mentioned each raw material, in every 100 weight parts of above-mentioned raw materials total amount, add the ratio of 20-30 weight parts water to stir, at 25Mpa, with upward pressure, press down the type of making, constant temperature 28 hours, 1600 ℃ constant temperature of 9 hours, the 750 ℃ constant temperature continuous firing of 40 hours at 250 ℃, is installed on the corresponding site of starting material mixer during use.
Embodiment 4: black silicon carbide powder 75 weight parts of getting granularity > 75 μ m-0.5mm, black silicon carbide powder 20 weight parts of≤75 μ m, 625 6 parts of above cement, 2 parts, SiO2 powder below granularity 0.5 μ m, 0.2 part of trimeric cyanamide, 0.1 part of Sodium hexametaphosphate 99, length 5mm, 0.3 part of the polypropylene fibre of diameter below 30 μ m, after above-mentioned each raw material is proportioned, in every 100 weight parts of above-mentioned raw materials total amount, add the ratio of 24 weight parts waters to stir, compression moulding under 40Mpa pressure, constant temperature 10 hours at 320 ℃, 750 ℃ of constant temperature 30 hours, 1500 ℃ of constant temperature continuous firing of 35 hours, during use, be installed on the corresponding site of starting material mixer.
Embodiment 6: black silicon carbide powder 65 weight parts of getting granularity > 75 μ m-3mm, black silicon carbide powder 25 weight parts of≤75 μ m, 625 7 parts of above cement, 2.4 parts, SiO2 powder below granularity 40 μ m, 0.18 part of trimeric cyanamide, 0.18 part of Sodium hexametaphosphate 99, length 3-5mm, 0.18 part of the polypropylene fibre of diameter below 30 μ m is as anti-riot fiber, after above-mentioned each raw material is proportioned, in every 100 weight parts of above-mentioned raw materials total amount, add the ratio of 26 weight parts waters to stir, at 35Mpa, with upward pressure, press down the type of making, constant temperature 10 hours at 280 ℃, 700 ℃ of constant temperature 30 hours, 1600 ℃ of constant temperature continuous firing of 35 hours, during use, be installed on the corresponding site of starting material mixer.
Embodiment 7: black silicon carbide powder 72 weight parts of getting granularity > 75 μ m-2mm, black silicon carbide powder 28 weight parts of≤75 μ m, 625 9 parts of above cement, 2.6 parts, SiO2 powder below granularity 1 μ m, 0.16 part of trimeric cyanamide, 0.25 part of Sodium hexametaphosphate 99, length 3-5mm, 0.15 part of the polypropylene fibre of diameter below 50 μ m is as anti-riot fiber, after above-mentioned each raw material is proportioned, in every 100 weight parts of above-mentioned raw materials total amount, add the ratio of 20 weight parts waters to stir, at 50Mpa, with upward pressure, press down the type of making, constant temperature 9 hours at 320 ℃, 780 ℃ of constant temperature 26 hours, 1550 ℃ of constant temperature continuous firing of 36 hours, during use, be installed on the corresponding site of starting material mixer.
Embodiment 8: black silicon carbide powder 75 weight parts of getting granularity > 75 μ m-0.5mm, black silicon carbide powder 25 weight parts of≤75 μ m, 625 5 parts of above cement, 2.5 parts, SiO2 powder below granularity 6.5 μ m, 0.2 part of trimeric cyanamide, 0.2 part of Sodium hexametaphosphate 99, length 3-5mm, 0.3 part of the polypropylene fibre of diameter below 10 μ m is as anti-riot fiber, after above-mentioned each raw material is proportioned, in every 100 weight parts of above-mentioned raw materials total amount, add the ratio of 29 weight parts waters to stir, at 30Mpa, with upward pressure, press down the type of making, constant temperature 8 hours at 320 ℃, 820 ℃ of constant temperature 25 hours, 1460 ℃ of constant temperature continuous firing of 38 hours, during use, be installed on the corresponding site of starting material mixer.
Embodiment 9: black silicon carbide powder 70 weight parts of getting granularity > 75 μ m-3.9mm, black silicon carbide powder 30 weight parts of≤75 μ m, 625 8 parts of above cement, 2.4 parts, SiO2 powder below granularity 3.4 μ m, 0.2 part of trimeric cyanamide, 0.18 part of Sodium hexametaphosphate 99, length 3-5mm, 0.25 part of the polypropylene fibre of diameter below 38 μ m is as anti-riot fiber, after above-mentioned each raw material is proportioned, in every 100 weight parts of above-mentioned raw materials total amount, add the ratio of 24 weight parts waters to stir, at 60Mpa, with upward pressure, press down the type of making, constant temperature 10 hours at 300 ℃, 800 ℃ of constant temperature 30 hours, 1500 ℃ of constant temperature continuous firing of 40 hours, during use, be installed on the corresponding site of starting material mixer.
Embodiment 10: black silicon carbide powder 75 weight parts of getting granularity > 75 μ m-2mm, black silicon carbide powder 30 weight parts of≤75 μ m, 625 8 parts of above cement, 2 parts, SiO2 powder below granularity 3.4 μ m, 0.18 part of trimeric cyanamide, 0.28 part of Sodium hexametaphosphate 99, length 3-5mm, 0.3 part of the polypropylene fibre of diameter below 19 μ m is as anti-riot fiber, after above-mentioned each raw material is proportioned, in every 100 weight parts of above-mentioned raw materials total amount, add the ratio of 20 weight parts waters to stir, at 28Mpa, with upward pressure, press down the type of making, constant temperature 8 hours at 250 ℃, 850 ℃ of constant temperature 30 hours, 1600 ℃ of constant temperature continuous firing of 40 hours, during use, be installed on the corresponding site of starting material mixer.
Embodiment 11: black silicon carbide powder 70 weight parts of getting granularity > 75 μ m-4mm, black silicon carbide powder 30 weight parts of≤75 μ m, 625 6 parts of above cement, 3 parts, SiO2 powder below granularity 1 μ m, 0.15 part of trimeric cyanamide, 0.2 part of Sodium hexametaphosphate 99, length 3-5mm, 0.25 part of the polypropylene fibre of diameter below 30 μ m is as anti-riot fiber, after above-mentioned each raw material is proportioned, in every 100 weight parts of above-mentioned raw materials total amount, add the ratio of 25 weight parts waters to stir, compression moulding under 30Mpa pressure, constant temperature 10 hours at 300 ℃, 800 ℃ of constant temperature 30 hours, 1500 ℃ of constant temperature continuous firing of 36 hours, during use, be installed on the corresponding site of starting material mixer.
Embodiment 12: black silicon carbide powder 75 weight parts of getting granularity > 75 μ m-4mm, black silicon carbide powder 30 weight parts of≤75 μ m, 625 9 parts of above cement, 2 parts, SiO2 powder below granularity 0.5 μ m, 0.1 part of trimeric cyanamide, 0.3 part of Sodium hexametaphosphate 99, length 3-5mm, 0.2 part of the polypropylene fibre of diameter below 15 μ m is as anti-riot fiber, after above-mentioned each raw material is proportioned, in every 100 weight parts of above-mentioned raw materials total amount, add the ratio of 20 weight parts waters to stir, compression moulding under 100Mpa pressure, constant temperature 10 hours at 280 ℃, 780 ℃ of constant temperature 28 hours, 1450 ℃ of constant temperature continuous firing of 40 hours, during use, be installed on the corresponding site of starting material mixer.
Claims (1)
1. the starting material mixer lining material that SiC synthesis is used in producing, is characterized in that being made by the raw material of following composition by weight: black silicon carbide powder 80-105 part, 625 above cement 5-10 parts, the SiO below granularity 1 μ m
2powder 2-3 part, trimeric cyanamide 0.1-0.2 part, Sodium hexametaphosphate 99 0.1-0.3 part, explosion-proof fiber 0.1-0.3 part, after above-mentioned each raw material is proportioned, in every 100 weight parts of above-mentioned raw materials total amount, add the ratio of 20-30 weight parts water to stir, at 25MPa, with upward pressure, press down the type of making, constant temperature 8-10 hour, 750-850 ℃ constant temperature 25-30 hour, 1400-1600 ℃ constant temperature 35-40 hour fire at 250-350 ℃;
Described black silicon carbide powder is: what 75 μ m < particle diameter≤4mm accounted for 60-75 weight part ，≤75 μ m accounts for 20-30 weight part;
Described explosion-proof fiber is length 3-5mm, the polypropylene fibre of diameter below 50 μ m.
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| CN201210164901.5A CN102718509B (en) | 2012-05-25 | 2012-05-25 | Lining plate material for raw material blender used in synthetic production of silicon carbide |
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| CN201210164901.5A CN102718509B (en) | 2012-05-25 | 2012-05-25 | Lining plate material for raw material blender used in synthetic production of silicon carbide |
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| CN102718509B true CN102718509B (en) | 2014-05-07 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101565316A (en) * | 2009-06-03 | 2009-10-28 | 重庆罗曼科技有限公司 | Preparation method of high-temperature abrasion proof ceramic wafer |
| CN101816905A (en) * | 2010-05-07 | 2010-09-01 | 洛阳万晟耐磨科技有限公司 | Super wear-resistant ceramic-steel composite lining plate for mixer and preparation method thereof |
-
2012
- 2012-05-25 CN CN201210164901.5A patent/CN102718509B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101565316A (en) * | 2009-06-03 | 2009-10-28 | 重庆罗曼科技有限公司 | Preparation method of high-temperature abrasion proof ceramic wafer |
| CN101816905A (en) * | 2010-05-07 | 2010-09-01 | 洛阳万晟耐磨科技有限公司 | Super wear-resistant ceramic-steel composite lining plate for mixer and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 田桢.选矿机械采用陶瓷衬板可以延长寿命并提高效率.《非金属矿》.1981,第50-51页. |
| 选矿机械采用陶瓷衬板可以延长寿命并提高效率;田桢;《非金属矿》;19810302;第50-51页 * |
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Address after: 832012 the Xinjiang Uygur Autonomous Region Shihezi City Bei Quan Zhen Qing Quan Ji Applicant after: Xinjiang Yifeng West Ceramic Material Technology Co., Ltd. Address before: 832012 the Xinjiang Uygur Autonomous Region Shihezi City Bei Quan Zhen Qing Quan Ji Applicant before: Xinjiang Yufeng Photovoltaic Material Technology Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: XINGJIANG YUFENG PHOTOVOLTAIC MATERIALS TECHNOLOGY CO., LTD. TO: XINGJIANG YIFENG WEST CERAMIC MATERIAL TECHNOLOGY CO., LTD. |
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Effective date of registration: 20160615 Address after: All 832012 of the Xinjiang Uygur Autonomous Region Shihezi Development Zone No. 17 Patentee after: Shihezi Fengtuo Silicon Material Science and Technology Co., Ltd. Address before: 832012 the Xinjiang Uygur Autonomous Region Shihezi City Bei Quan Zhen Qing Quan Ji Patentee before: Xinjiang Yifeng West Ceramic Material Technology Co., Ltd. |