CN102320851A - Mud alkali multifuel combustion counter current rotary kiln lining material - Google Patents
Mud alkali multifuel combustion counter current rotary kiln lining material Download PDFInfo
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- CN102320851A CN102320851A CN201110260640A CN201110260640A CN102320851A CN 102320851 A CN102320851 A CN 102320851A CN 201110260640 A CN201110260640 A CN 201110260640A CN 201110260640 A CN201110260640 A CN 201110260640A CN 102320851 A CN102320851 A CN 102320851A
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- aluminium spinel
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Abstract
A kind of mud alkali multifuel combustion counter current rotary kiln lining material adopts the scrap iron silica flour SiO of ferro-silicon factory
2Make jointing compound with heavy burned magnesium oxide; Make coarse-fine aggregate with peridotites and magnalium point crystalline substance; As compound additive, the moldable or ramming mass that above-mentioned materials is made into non-cement promptly gets this lining material to the employing fineness greater than 200 order kyanites, tripoly phosphate sodium STPP, poly carboxylic acid, Sodium hexametaphosphate 99, sodium naphthalene sulfonate.1300 ℃ of this mud alkali multifuel combustion counter current rotary kiln lining material maximum operation (service) temperature life-time service temperature.High temperature resistant acid, caustic corrosion.Material has good thermal shock resistance.Stable anchor structure is arranged, the anti-folding of material, ultimate compression strength height.Under high temperature (＞1300 ℃) state, anti-strong acid (H
2SO
4) highly basic (NaOH) corrosion.
Description
Technical field
The invention belongs to the refractory liner material of High-temp. kiln, particularly a kind of mud alkali multifuel combustion counter current rotary kiln lining material.
Background technology
Produce a large amount of oil refining sewerage three mud (greasy filth, scum silica frost, residual active sludge), alkaline sewage and foul gas in petrochemical refining's process; Need carry out mixed burning handles; A whole set of incineration system adopts international advanced reverse-flow revolution incinerating kiln; Vent gas treatment is carried out a series of processing through cooling, deacidification, desulfurization, dedusting, and final qualified discharge prevents secondary pollution.Fume emission can reach GB18484-2001 " dangerous waste incineration pollution control criterion " requirement.But incineration temperature reaches 1300 ℃ in so reverse-flow revolution incinerating kiln, adopts general stove refractory materials to make lining, and duration of service is not long, and general stove refractory materials is made lining and is unable to undergo use in very short time, and the burning paralysis comes off.Need blowing out cooling maintenance, ward off furnace lining again.Need like this to stop production, efficient and progress that oil refining sewerage three mud are handled are affected.
Summary of the invention
Technical problem to be solved by this invention is: a kind of mud alkali multifuel combustion counter current rotary kiln lining material is provided.Can
Technical scheme of the present invention is:
A kind of mud alkali multifuel combustion counter current rotary kiln lining material is characterized in that:
Adopt the waste silicon powder SiO2 of ferro-silicon factory to make jointing compound, make coarse-fine aggregate with peridotites and magnesium-aluminium spinel with heavy burned magnesium oxide,
Adopt fineness greater than 200 order kyanites and following tripoly phosphate sodium STPP, poly carboxylic acid, Sodium hexametaphosphate 99, sodium naphthalene sulfonate one or more combinations wherein as compound additive,
Above-mentioned materials is made into the moldable or ramming mass of non-cement;
Its mud alkali multifuel combustion counter current rotary kiln lining proportioning is: calculate by weight
Silica flour accounts for 3-10;
Magnesia powder accounts for 3-10;
Magnesium-aluminium spinel is wherein:
Specific surface area 4000-6000cm
2The magnesium-aluminium spinel ultrafine powder of/g accounts for 8-15;
Specific surface area 7000-9000cm
2The magnesium-aluminium spinel super-fine powder of/g accounts for 8-20;
Specific surface area 12000-15000cm
2The magnesium-aluminium spinel super-fine powder of/g accounts for 3-8;
The magnesium-aluminium spinel of＜0.3mm mm granularity accounts for 10-15;
0.3-1mm the magnesium-aluminium spinel of granularity accounts for 10-15;
Peridotites is wherein:
Granularity 1-3mm accounts for 15-25;
Granularity 3-5mm accounts for 15-25;
Fineness accounts for 3-10 greater than 200 order aquamarine stone flours;
One or more combinations of tripoly phosphate sodium STPP, poly carboxylic acid, Sodium hexametaphosphate 99, sodium naphthalene sulfonate
Account for 0.1-0.3.
Effect of the present invention is: 1300 ℃ of this mud alkali multifuel combustion counter current rotary kiln lining material maximum operation (service) temperature life-time service temperature.High temperature resistant acid, caustic corrosion.Material has good thermal shock resistance.Stable anchor structure is arranged, the anti-folding of material, ultimate compression strength height.
Under high temperature (＞1300 ℃) state, anti-strong acid (H2SO4) highly basic (NaoH) corrosion.
Performance index:
Embodiment
A kind of mud alkali multifuel combustion counter current rotary kiln lining material adopts the waste silicon powder SiO2 of ferro-silicon factory and heavy burned magnesium oxide to make jointing compound, makes coarse-fine aggregate with peridotites and magnesium-aluminium spinel,
Adopt fineness greater than 200 order kyanites and following tripoly phosphate sodium STPP, poly carboxylic acid, Sodium hexametaphosphate 99, sodium naphthalene sulfonate one or more combinations wherein as compound additive,
Moldable or the ramming mass that above-mentioned materials is made into non-cement promptly obtains mud alkali multifuel combustion counter current rotary kiln lining material.
This mud alkali multifuel combustion counter current rotary kiln lining proportioning is: calculate by weight
Silica flour accounts for 3-10;
Magnesia powder accounts for 3-10;
Various specific surface areas and granularity magnesium-aluminium spinel mixtinite be wherein:
Specific surface area 4000-6000cm
2The magnesium-aluminium spinel ultrafine powder of/g accounts for 8-15;
Specific surface area 7000-9000cm
2The magnesium-aluminium spinel super-fine powder of/g accounts for 8-20;
Specific surface area 12000-15000cm
2The magnesium-aluminium spinel super-fine powder of/g accounts for 3-8;
The magnesium-aluminium spinel of＜0.3mm mm granularity accounts for 10-15;
0.3-1mm the magnesium-aluminium spinel of granularity accounts for 10-15;
Varigrained peridotites is wherein:
Granularity 1-3mm accounts for 15-25;
Granularity 3-5mm accounts for 15-25;
Fineness accounts for 3-10 greater than 200 order aquamarine stone flours;
One or more combinations of tripoly phosphate sodium STPP, poly carboxylic acid, Sodium hexametaphosphate 99, sodium naphthalene sulfonate
Account for 0.1-0.3.
Specific examples 1
10 kilograms of silica flours;
10 kilograms of magnesia powders;
Magnesium-aluminium spinel is wherein:
Specific surface area 4000-6000cm
215 kilograms of the magnesium-aluminium spinel ultrafine powders of/g;
Specific surface area 7000-9000cm
220 kilograms of the magnesium-aluminium spinel super-fine powder of/g;
Specific surface area 12000-15000cm
28 kilograms of the magnesium-aluminium spinel super-fine powder of/g;
15 kilograms of the magnesium-aluminium spinels of＜0.3mm mm granularity;
0.3-1mm 15 kilograms of the magnesium-aluminium spinels of granularity;
Peridotites is wherein:
25 kilograms of granularity 1-3mm;
25 kilograms of granularity 3-5mm;
Fineness is greater than 10 kilograms of 200 order aquamarine stone flours;
0.3 kilogram of tripoly phosphate sodium STPP, Sodium hexametaphosphate 99, sodium naphthalene sulfonate.
Moldable or the ramming mass that above-mentioned materials is made into non-cement promptly obtains mud alkali multifuel combustion counter current rotary kiln lining material.
Specific examples 2
3 kilograms of silica flours;
3 kilograms of magnesia powders;
Magnesium-aluminium spinel is wherein:
Specific surface area 4000-6000cm
28 kilograms of the magnesium-aluminium spinel ultrafine powders of/g;
Specific surface area 7000-9000cm
28 kilograms of the magnesium-aluminium spinel super-fine powder of/g;
Specific surface area 12000-15000cm
23 kilograms of the magnesium-aluminium spinel super-fine powder of/g;
10 kilograms of the magnesium-aluminium spinels of＜0.3mm mm granularity;
0.3-1mm 10 kilograms of the magnesium-aluminium spinels of granularity;
Peridotites is wherein:
15 kilograms of granularity 1-3mm;
15 kilograms of granularity 3-5mm;
Fineness is greater than 3 kilograms of 200 order aquamarine stone flours;
Tripoly phosphate sodium STPP, poly carboxylic acid, Sodium hexametaphosphate 99,0.1 kilogram.
Above-mentioned materials is made into the moldable or ramming mass of non-cement.
Specific examples 3
7 kilograms of silica flours;
6 kilograms of magnesia powders;
Magnesium-aluminium spinel is wherein:
Specific surface area 4000-6000cm
211 kilograms of the magnesium-aluminium spinel ultrafine powders of/g;
Specific surface area 7000-9000cm
215 kilograms of the magnesium-aluminium spinel super-fine powder of/g;
Specific surface area 12000-15000cm
26 kilograms of the magnesium-aluminium spinel super-fine powder of/g;
12 kilograms of the magnesium-aluminium spinels of＜0.3mm mm granularity;
0.3-1mm 12 kilograms of the magnesium-aluminium spinels of granularity;
Peridotites is wherein:
21 kilograms of granularity 1-3mm;
21 kilograms of granularity 3-5mm;
Fineness is greater than 7 kilograms of 200 order aquamarine stone flours;
0.2 kilogram of tripoly phosphate sodium STPP, poly carboxylic acid, Sodium hexametaphosphate 99, sodium naphthalene sulfonate high efficiency water reducing agent.
Above-mentioned materials is made into the moldable or ramming mass of non-cement.
Above-mentioned tripoly phosphate sodium STPP, poly carboxylic acid, Sodium hexametaphosphate 99, sodium naphthalene sulfonate can adopt industrial raw material.
Claims (1)
1. mud alkali multifuel combustion counter current rotary kiln lining material is characterized in that:
Adopt the waste silicon powder SiO2 of ferro-silicon factory to make jointing compound, make coarse-fine aggregate with peridotites and magnesium-aluminium spinel with heavy burned magnesium oxide,
Adopt fineness greater than 200 order kyanites and following tripoly phosphate sodium STPP, poly carboxylic acid, Sodium hexametaphosphate 99, sodium naphthalene sulfonate one or more combinations wherein as compound additive,
Above-mentioned materials is made into the moldable or ramming mass of non-cement;
Its mud alkali multifuel combustion counter current rotary kiln lining proportioning is: calculate by weight
Silica flour accounts for 3-10;
Magnesia powder accounts for 3-10;
Magnesium-aluminium spinel is wherein:
Specific surface area 4000-6000cm
2The magnesium-aluminium spinel ultrafine powder of/g accounts for 8-15;
Specific surface area 7000-9000cm
2The magnesium-aluminium spinel super-fine powder of/g accounts for 8-20;
Specific surface area 12000-15000cm
2The magnesium-aluminium spinel super-fine powder of/g accounts for 3-8;
The magnesium-aluminium spinel of＜0.3mm mm granularity accounts for 10-15;
0.3-1mm the magnesium-aluminium spinel of granularity accounts for 10-15;
Peridotites is wherein:
Granularity 1-3mm accounts for 15-25;
Granularity 3-5mm accounts for 15-25;
Fineness accounts for 3-10 greater than 200 order aquamarine stone flours;
One or more combinations of tripoly phosphate sodium STPP, poly carboxylic acid, Sodium hexametaphosphate 99, sodium naphthalene sulfonate
Account for 0.1-0.3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110260640 CN102320851B (en) | 2011-09-06 | 2011-09-06 | Lining material for mud-alkali co-combustion counter-current rotary kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110260640 CN102320851B (en) | 2011-09-06 | 2011-09-06 | Lining material for mud-alkali co-combustion counter-current rotary kiln |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102320851A true CN102320851A (en) | 2012-01-18 |
| CN102320851B CN102320851B (en) | 2013-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110260640 Active CN102320851B (en) | 2011-09-06 | 2011-09-06 | Lining material for mud-alkali co-combustion counter-current rotary kiln |
Country Status (1)
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| CN (1) | CN102320851B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102838360A (en) * | 2012-09-12 | 2012-12-26 | 首钢总公司 | Composite fireproof material and preparation method thereof |
| CN105314990A (en) * | 2014-07-31 | 2016-02-10 | 宝山钢铁股份有限公司 | Spinel plastic refractory with good slag corrosion resistance and preparation method for spinel plastic refractory |
| CN115057648A (en) * | 2022-06-24 | 2022-09-16 | 浙大宁波理工学院 | Foaming agent for aerated concrete and aerated concrete |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101525245A (en) * | 2009-03-26 | 2009-09-09 | 中钢集团洛阳耐火材料研究院有限公司 | High strength non-cement corundum castable material used in heating furnace |
| CN101928152A (en) * | 2009-06-25 | 2010-12-29 | 鞍钢集团耐火材料公司 | Heat insulation non-burning refractory brick and production method thereof |
| CN102153360A (en) * | 2011-05-10 | 2011-08-17 | 莱芜钢铁股份有限公司 | Gunning refractory for heating furnace |
-
2011
- 2011-09-06 CN CN 201110260640 patent/CN102320851B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101525245A (en) * | 2009-03-26 | 2009-09-09 | 中钢集团洛阳耐火材料研究院有限公司 | High strength non-cement corundum castable material used in heating furnace |
| CN101928152A (en) * | 2009-06-25 | 2010-12-29 | 鞍钢集团耐火材料公司 | Heat insulation non-burning refractory brick and production method thereof |
| CN102153360A (en) * | 2011-05-10 | 2011-08-17 | 莱芜钢铁股份有限公司 | Gunning refractory for heating furnace |
Non-Patent Citations (1)
| Title |
|---|
| 罗志勇等: "中间包永久衬用MgO-SiO2-H2O结合矾土基浇注料的研制", 《耐火材料》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102838360A (en) * | 2012-09-12 | 2012-12-26 | 首钢总公司 | Composite fireproof material and preparation method thereof |
| CN102838360B (en) * | 2012-09-12 | 2014-12-24 | 首钢总公司 | Composite fireproof material and preparation method thereof |
| CN105314990A (en) * | 2014-07-31 | 2016-02-10 | 宝山钢铁股份有限公司 | Spinel plastic refractory with good slag corrosion resistance and preparation method for spinel plastic refractory |
| CN115057648A (en) * | 2022-06-24 | 2022-09-16 | 浙大宁波理工学院 | Foaming agent for aerated concrete and aerated concrete |
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| Publication number | Publication date |
|---|---|
| CN102320851B (en) | 2013-03-27 |
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