CN104072178B - A kind of preparation method of energy-saving HD-8 abrasive brick - Google Patents
A kind of preparation method of energy-saving HD-8 abrasive brick Download PDFInfo
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- CN104072178B CN104072178B CN201410340709.6A CN201410340709A CN104072178B CN 104072178 B CN104072178 B CN 104072178B CN 201410340709 A CN201410340709 A CN 201410340709A CN 104072178 B CN104072178 B CN 104072178B
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Abstract
The present invention relates to the preparation method of energy-saving HD-8 abrasive brick, the load weight of effective solution cement kiln body, thermosteresis is large, cause the kiln body life cycle life-span short, waste energy, labor strength is large, problem costly, method is, be made up of bonding agent and batching, the weight ratio of bonding agent and batching is 3 ︰ 2, described bonding agent is by weight percent meter: mass concentration is the industrial phosphoric acid 45-55% of 85%, aluminium hydrate powder 12-20% and water 25-38% makes, wherein first by industrial phosphoric acid, aluminium hydrate powder and water mix, be heated to 45-55 DEG C, stir 25-38 minute, become transparence colloid, be cooled to room temperature, described batching is made up of aluminium sesquioxide 36-45%, the silicon-dioxide 50-53% of weight percent meter, ferric oxide 1-1.5% and zirconium dioxide 4-10%, the present invention fills a prescription rationally, abundant raw material, easy manufacture, cost is low, result of use is good, effectively overcomes existing masonry cement kiln fire-resistant brickkiln body load overweight, the problem that thermosteresis is large.
Description
Technical field
The present invention relates to refractory brick, particularly the preparation method of a kind of energy-saving HD-8 abrasive brick of masonry cement kiln.
Background technology
Refractory brick be masonry cement kiln must material, at present, cement kiln preheating zone generally adopts anti-peeling high aluminium brick and siliceous mullite brick, the brick thermal conductivity of this material is high, volume density is large, although have certain antistrip performance, but to the load of kiln body and thermosteresis all larger, heat insulation effect is poor, not only have impact on quality product, and cause the kiln body life cycle life-span short, waste energy, labor strength is large, unit cost increases, costly, entangle its reason be because the material of refractory brick and preparation method unreasonable, therefore, the material of innovation refractory brick and preparation method, thus improvement and bring new ideas refractory brick, prepare the cement kiln preheating zone antistripping brick made new advances imperative.
Summary of the invention
For above-mentioned situation, for overcoming prior art defect, the object of the present invention is just to provide a kind of preparation method of energy-saving HD-8 abrasive brick, the load that effectively can solve cement kiln body weighs, thermosteresis is large, cause the kiln body life cycle life-span short, waste energy, labor strength is large, problem costly.
The technical scheme that the present invention solves is, abrasive brick of the present invention is made up of bonding agent and batching, the weight ratio of bonding agent and batching is 3 ︰ 2, described bonding agent is by weight percent meter: mass concentration be 85% industrial phosphoric acid 45-55%, aluminium hydrate powder 12-20% and water 25-38% make, wherein first industrial phosphoric acid, aluminium hydrate powder and water are mixed, be heated to 45-55 DEG C, stir 25-38 minute, become transparence colloid, be cooled to room temperature; Described batching is by the aluminium sesquioxide (Al of weight percent meter
2o
3) 36-45%, silicon-dioxide (SiO
2) 50-53%, ferric oxide (Fe
2o
3) 1-1.5% and zirconium dioxide (ZrO
2) 4-10% composition, wherein, aluminium sesquioxide by granularity be the aluminium sesquioxide 35-45% of 1-3mm, granularity is that aluminium sesquioxide 25-40% tri-part that the aluminium sesquioxide 15-30% of 0.074-1mm and granularity are less than 0.074mm forms, batching is prepared into energy-saving HD-8 abrasive brick after choosing according to the following steps:
(1), mix: bonding agent is mixed in the following order with batching, make blank, method is, be first the aluminium sesquioxide of 1-3mm by granularity, granularity be 0.074-1mm aluminium sesquioxide and 2/3 bonding agent mixing after, add zirconium dioxide more successively, aluminium sesquioxide, silicon-dioxide and ferric oxide that remaining granularity is less than 0.074mm, mix and blend 1-3 minute, then the bonding agent adding remaining 1/3, stir 2-3 minute again, become blank;
(2), shaping: to adopt 630 t hydraulic press to carry out with mould shaping, make adobe;
(3), dry: the adobe of forming is sent into inlet temperature is 60-80 DEG C, temperature out is carry out drying in the tunnel drying kiln of 100-120 DEG C, dry 20 minutes, kiln discharge, became dried adobe;
(4), fire: dried adobe inserted in high temperature tunnel kiln and fire, firing temperature is 1300-1400 DEG C, fires 35-45 minute, kiln discharge, become hot body refractory brick;
(5), cooling: in the hot body refractory brick holding chamber of kiln discharge under physical environment, cooling 8 is little of room temperature, or blower fan is cooled to room temperature, packs after the assay was approved, is finished product.
The present invention fills a prescription rationally, abundant raw material, and method is simple, easy manufacture, cost is low, and result of use is good, effectively overcomes existing masonry cement kiln fire-resistant brickkiln body load overweight, thermosteresis is large, cause life cycle short, waste energy, labor strength is large, the problem that unit cost is high, economic and social benefit is huge.
Embodiment
Below in conjunction with embodiment, the specific embodiment of the present invention is elaborated.
The present invention, in concrete enforcement, can be provided by following examples.
Embodiment 1
Abrasive brick of the present invention is be made up of bonding agent and batching in concrete enforcement, the weight ratio of bonding agent and batching is 3 ︰ 2, described bonding agent is by weight percent meter: mass concentration be 85% industrial phosphoric acid 50%, aluminium hydrate powder 15% and water 35% make, wherein first industrial phosphoric acid, aluminium hydrate powder and water are mixed, be heated to 50 DEG C, stir 30 minutes, become transparence colloid, be cooled to room temperature; Described batching is by the aluminium sesquioxide (Al of weight percent meter
2o
3) 40%, silicon-dioxide (SiO
2) 51.5%, ferric oxide (Fe
2o
3) 1.5% and zirconium dioxide (ZrO
2) 7% composition, wherein, aluminium sesquioxide by granularity be the aluminium sesquioxide 40% of 1-3mm, granularity is that aluminium sesquioxide 40% 3 part that the aluminium sesquioxide 20% of 0.074-1mm and granularity are less than 0.074mm forms, batching is prepared into energy-saving HD-8 abrasive brick after choosing according to the following steps:
(1), mix: bonding agent is mixed in the following order with batching, make blank, method is, be first the aluminium sesquioxide of 1-3mm by granularity, granularity be 0.074-1mm aluminium sesquioxide and 2/3 bonding agent mixing after, add zirconium dioxide more successively, aluminium sesquioxide, silicon-dioxide and ferric oxide that remaining granularity is less than 0.074mm, mix and blend 1-3 minute, then the bonding agent adding remaining 1/3, stir 2-3 minute again, become blank;
(2), shaping: to adopt 630 t hydraulic press to carry out with mould shaping, make adobe;
(3), dry: the adobe of forming is sent into inlet temperature is 60-80 DEG C, temperature out is carry out drying in the tunnel drying kiln of 100-120 DEG C, dry 20 minutes, kiln discharge, became dried adobe;
(4), fire: dried adobe inserted in high temperature tunnel kiln and fire, firing temperature is 1350 DEG C, fires 35-45 minute, kiln discharge, become hot body refractory brick;
(5), cooling: in the hot body refractory brick holding chamber of kiln discharge under physical environment, cooling 8 is little of room temperature, or blower fan is cooled to room temperature, packs after the assay was approved, is finished product.
Embodiment 2
Abrasive brick of the present invention is in concrete enforcement, may also be and be made up of bonding agent and batching, the weight ratio of bonding agent and batching is 3 ︰ 2, described bonding agent is by weight percent meter: mass concentration be 85% industrial phosphoric acid 45%, aluminium hydrate powder 18% and water 37% make, wherein first industrial phosphoric acid, aluminium hydrate powder and water are mixed, be heated to 45-55 DEG C, stir 25-38 minute, become transparence colloid, be cooled to room temperature; Described batching is by the aluminium sesquioxide (Al of weight percent meter
2o
3) 36%, silicon-dioxide (SiO
2) 53%, ferric oxide (Fe
2o
3) 1% and zirconium dioxide (ZrO
2) 10% composition, wherein, aluminium sesquioxide by granularity be the aluminium sesquioxide 45% of 1-3mm, granularity is that aluminium sesquioxide 25% 3 part that the aluminium sesquioxide 30% of 0.074-1mm and granularity are less than 0.074mm forms, batching is prepared into energy-saving HD-8 abrasive brick after choosing according to the following steps:
(1), mix: bonding agent is mixed in the following order with batching, make blank, method is, be first the aluminium sesquioxide of 1-3mm by granularity, granularity be 0.074-1mm aluminium sesquioxide and 2/3 bonding agent mixing after, add zirconium dioxide more successively, aluminium sesquioxide, silicon-dioxide and ferric oxide that remaining granularity is less than 0.074mm, mix and blend 1-3 minute, then the bonding agent adding remaining 1/3, stir 2-3 minute again, become blank;
(2), shaping: to adopt 630 t hydraulic press to carry out with mould shaping, make adobe;
(3), dry: the adobe of forming is sent into inlet temperature is 60-80 DEG C, temperature out is carry out drying in the tunnel drying kiln of 100-120 DEG C, dry 20 minutes, kiln discharge, became dried adobe;
(4), fire: dried adobe inserted in high temperature tunnel kiln and fire, firing temperature is 1300-1400 DEG C, fires 35-45 minute, kiln discharge, become hot body refractory brick;
(5), cooling: in the hot body refractory brick holding chamber of kiln discharge under physical environment, cooling 8 is little of room temperature, or blower fan is cooled to room temperature, packs after the assay was approved, is finished product.
Embodiment 3
In concrete enforcement, abrasive brick of the present invention is made up of bonding agent and batching, the weight ratio of bonding agent and batching is 3 ︰ 2, described bonding agent is by weight percent meter: mass concentration be 85% industrial phosphoric acid 55%, aluminium hydrate powder 12% and water 33% make, wherein first industrial phosphoric acid, aluminium hydrate powder and water are mixed, be heated to 45-55 DEG C, stir 25-38 minute, become transparence colloid, be cooled to room temperature; Described batching is by the aluminium sesquioxide (Al of weight percent meter
2o
3) 45%, silicon-dioxide (SiO
2) 50%, ferric oxide (Fe
2o
3) 1% and zirconium dioxide (ZrO
2) 4% composition, wherein, aluminium sesquioxide by granularity be the aluminium sesquioxide 36% of 1-3mm, granularity is that aluminium sesquioxide 39% 3 part that the aluminium sesquioxide 25% of 0.074-1mm and granularity are less than 0.074mm forms, batching is prepared into energy-saving HD-8 abrasive brick after choosing according to the following steps:
(1), mix: bonding agent is mixed in the following order with batching, make blank, method is, be first the aluminium sesquioxide of 1-3mm by granularity, granularity be 0.074-1mm aluminium sesquioxide and 2/3 bonding agent mixing after, add zirconium dioxide more successively, aluminium sesquioxide, silicon-dioxide and ferric oxide that remaining granularity is less than 0.074mm, mix and blend 1-3 minute, then the bonding agent adding remaining 1/3, stir 2-3 minute again, become blank;
(2), shaping: to adopt 630 t hydraulic press to carry out with mould shaping, make adobe;
(3), dry: the adobe of forming is sent into inlet temperature is 60-80 DEG C, temperature out is carry out drying in the tunnel drying kiln of 100-120 DEG C, dry 20 minutes, kiln discharge, became dried adobe;
(4), fire: dried adobe inserted in high temperature tunnel kiln and fire, firing temperature is 1300-1400 DEG C, fires 35-45 minute, kiln discharge, become hot body refractory brick;
(5), cooling: in the hot body refractory brick holding chamber of kiln discharge under physical environment, cooling 8 is little of room temperature, or blower fan is cooled to room temperature, packs after the assay was approved, is finished product.
Embodiment 4
Abrasive brick of the present invention is made up of bonding agent and batching, the weight ratio of bonding agent and batching is 3 ︰ 2, described bonding agent is by weight percent meter: mass concentration be 85% industrial phosphoric acid 48%, aluminium hydrate powder 16% and water 36% make, wherein first industrial phosphoric acid, aluminium hydrate powder and water are mixed, be heated to 45-55 DEG C, stir 25-38 minute, become transparence colloid, be cooled to room temperature; Described batching is by the aluminium sesquioxide (Al of weight percent meter
2o
3) 41.5%, silicon-dioxide (SiO
2) 52%, ferric oxide (Fe
2o
3) 1.5% and zirconium dioxide (ZrO
2) 5% composition, wherein, aluminium sesquioxide by granularity be the aluminium sesquioxide 35-45% of 1-3mm, granularity is that aluminium sesquioxide 25-40% tri-part that the aluminium sesquioxide 15-30% of 0.074-1mm and granularity are less than 0.074mm forms, batching is prepared into energy-saving HD-8 abrasive brick after choosing according to the following steps:
(1), mix: bonding agent is mixed in the following order with batching, make blank, method is, be first the aluminium sesquioxide of 1-3mm by granularity, granularity be 0.074-1mm aluminium sesquioxide and 2/3 bonding agent mixing after, add zirconium dioxide more successively, aluminium sesquioxide, silicon-dioxide and ferric oxide that remaining granularity is less than 0.074mm, mix and blend 1-3 minute, then the bonding agent adding remaining 1/3, stir 2-3 minute again, become blank;
(2), shaping: to adopt 630 t hydraulic press to carry out with mould shaping, make adobe;
(3), dry: the adobe of forming is sent into inlet temperature is 60-80 DEG C, temperature out is carry out drying in the tunnel drying kiln of 100-120 DEG C, dry 20 minutes, kiln discharge, became dried adobe;
(4), fire: dried adobe inserted in high temperature tunnel kiln and fire, firing temperature is 1300-1400 DEG C, fires 35-45 minute, kiln discharge, become hot body refractory brick;
(5), cooling: in the hot body refractory brick holding chamber of kiln discharge under physical environment, cooling 8 is little of room temperature, or blower fan is cooled to room temperature, packs after the assay was approved, is finished product.
Embodiment 5
Abrasive brick of the present invention is made up of bonding agent and batching, the weight ratio of bonding agent and batching is 3 ︰ 2, described bonding agent is by weight percent meter: mass concentration be 85% industrial phosphoric acid 49-52%, aluminium hydrate powder 15-17% and water 31-34% make, wherein first industrial phosphoric acid, aluminium hydrate powder and water are mixed, be heated to 45-55 DEG C, stir 25-38 minute, become transparence colloid, be cooled to room temperature; Described batching is by the aluminium sesquioxide (Al of weight percent meter
2o
3) 39-41%, silicon-dioxide (SiO
2) 51-52%, ferric oxide (Fe
2o
3) 1.2-1.3% and zirconium dioxide (ZrO
2) 6-8% composition, wherein, aluminium sesquioxide by granularity be the aluminium sesquioxide 35-45% of 1-3mm, granularity is that aluminium sesquioxide 25-40% tri-part that the aluminium sesquioxide 15-30% of 0.074-1mm and granularity are less than 0.074mm forms, batching is prepared into energy-saving HD-8 abrasive brick after choosing according to the following steps:
(1), mix: bonding agent is mixed in the following order with batching, make blank, method is, be first the aluminium sesquioxide of 1-3mm by granularity, granularity be 0.074-1mm aluminium sesquioxide and 2/3 bonding agent mixing after, add zirconium dioxide more successively, aluminium sesquioxide, silicon-dioxide and ferric oxide that remaining granularity is less than 0.074mm, mix and blend 1-3 minute, then the bonding agent adding remaining 1/3, stir 2-3 minute again, become blank;
(2), shaping: to adopt 630 t hydraulic press to carry out with mould shaping, make adobe;
(3), dry: the adobe of forming is sent into inlet temperature is 60-80 DEG C, temperature out is carry out drying in the tunnel drying kiln of 100-120 DEG C, dry 20 minutes, kiln discharge, became dried adobe;
(4), fire: dried adobe inserted in high temperature tunnel kiln and fire, firing temperature is 1300-1400 DEG C, fires 35-45 minute, kiln discharge, become hot body refractory brick;
(5), cooling: in the hot body refractory brick holding chamber of kiln discharge under physical environment, cooling 8 is little of room temperature, or blower fan is cooled to room temperature, packs after the assay was approved, is finished product.
The material that the present invention is used, wherein:
Al
2o
3detection perform GB/T6900-2006, Fe
2o
3detection perform GB/T6900-2006, ZrO
2detection perform GB/T4984-2007, the detection of volume density performs GB/T2997-2000, the detection of apparent porosity performs GB/T2997-2000, the detection of cold crushing strength performs GB/T5072-2008, the detection that loading softening starts temperature performs YB/T370-1995, the detection of coefficient of thermal expansion performs GB/T7320-2008, the detection of thermal conductivity performs GB/T5990-2006, the detection of thermal shock resistance performs YB/T376.2-1995, the detection of normal temperature wear resistance performs GB/T18301-2001, and concrete test result is as following table:
The present invention is through repeatedly testing and trying out, and existing refractory brick volume density is all at 2.7g/cm
3above, thermal conductivity 1000 DEG C is all at more than 2.6w/m.k, and volume density of the present invention is at 2.2-2.35g/cm
3between, thermal conductivity 1000 DEG C is 1.3w/m.k.Often build 1 cube of refractory brick by laying bricks or stones, can reduce kiln body about load 500Kg with product of the present invention, thermosteresis reduces 50%.Labor strength reduces, and can increase work efficiency more than 1 times, shortens the turnaround.Kiln body load alleviates can alleviate tugboat power, the life cycle that can extend cylindrical shell is reduced to the stress of cylindrical shell, thermosteresis reduces has outstanding contribution to fuel economy, can save energy 50%, a large amount of save energy, equipment dynamic and manpower, improve efficiency, shortens the turnaround, substantially increase the operation factor of kiln, thus improve kiln production capacity.Improve plant factor 32% than with existing refractory brick, manually reduce 15.4%, economic and social benefit is huge.
Claims (6)
1. the preparation method of an energy-saving HD-8 abrasive brick, it is characterized in that, be made up of bonding agent and batching, the weight ratio of bonding agent and batching is 3:2, and described bonding agent is by weight percent meter: mass concentration be 85% industrial phosphoric acid 45-55%, aluminium hydrate powder 12-20% and water 25-38% make, be first wherein that the industrial phosphoric acid of 85%, aluminium hydrate powder and water mix by mass concentration, be heated to 45-55 DEG C, stir 25-38 minute, become transparence colloid, be cooled to room temperature; Described batching is made up of aluminium sesquioxide 36-45%, the silicon-dioxide 50-53% of weight percent meter, ferric oxide 1-1.5% and zirconium dioxide 4-10%, wherein, aluminium sesquioxide by granularity be the aluminium sesquioxide 35-45% of 1-3mm, granularity is that aluminium sesquioxide 25-40% tri-part that the aluminium sesquioxide 15-30% of 0.074-1mm and granularity are less than 0.074mm forms, batching is prepared into energy-saving HD-8 abrasive brick after choosing according to the following steps:
(1), mix: bonding agent is mixed in the following order with batching, make blank, method is, be first the aluminium sesquioxide of 1-3mm by granularity, granularity be 0.074-1mm aluminium sesquioxide and 2/3 bonding agent mixing after, add zirconium dioxide more successively, aluminium sesquioxide, silicon-dioxide and ferric oxide that remaining granularity is less than 0.074mm, mix and blend 1-3 minute, then the bonding agent adding remaining 1/3, stir 2-3 minute again, become blank;
(2), shaping: to adopt 630 t hydraulic press to carry out with mould shaping, make adobe;
(3), dry: the adobe of forming is sent into inlet temperature is 60-80 DEG C, temperature out is carry out drying in the tunnel drying kiln of 100-120 DEG C, dry 20 minutes, kiln discharge, became dried adobe;
(4), fire: dried adobe inserted in high temperature tunnel kiln and fire, firing temperature is 1300-1400 DEG C, fires 35-45 minute, kiln discharge, become hot body refractory brick;
(5), cooling: in the hot body refractory brick holding chamber of kiln discharge under physical environment, cooling 8 is little of room temperature, or blower fan is cooled to room temperature, packs after the assay was approved, is finished product.
2. the preparation method of energy-saving HD-8 abrasive brick according to claim 1, it is characterized in that, be made up of bonding agent and batching, the weight ratio of bonding agent and batching is 3:2, and described bonding agent is by weight percent meter: mass concentration be 85% industrial phosphoric acid 50%, aluminium hydrate powder 15% and water 35% are made, and are first wherein that the industrial phosphoric acid of 85%, aluminium hydrate powder and water mix by mass concentration, be heated to 50 DEG C, stir 30 minutes, become transparence colloid, be cooled to room temperature; Described batching is made up of the aluminium sesquioxide 40% of weight percent meter, silicon-dioxide 51.5%, ferric oxide 1.5% and zirconium dioxide 7%, wherein, aluminium sesquioxide by granularity be the aluminium sesquioxide 40% of 1-3mm, granularity is that aluminium sesquioxide 40% 3 part that the aluminium sesquioxide 20% of 0.074-1mm and granularity are less than 0.074mm forms, batching is prepared into energy-saving HD-8 abrasive brick after choosing according to the following steps:
(1), mix: bonding agent is mixed in the following order with batching, make blank, method is, be first the aluminium sesquioxide of 1-3mm by granularity, granularity be 0.074-1mm aluminium sesquioxide and 2/3 bonding agent mixing after, add zirconium dioxide more successively, aluminium sesquioxide, silicon-dioxide and ferric oxide that remaining granularity is less than 0.074mm, mix and blend 1-3 minute, then the bonding agent adding remaining 1/3, stir 2-3 minute again, become blank;
(2), shaping: to adopt 630 t hydraulic press to carry out with mould shaping, make adobe;
(3), dry: the adobe of forming is sent into inlet temperature is 60-80 DEG C, temperature out is carry out drying in the tunnel drying kiln of 100-120 DEG C, dry 20 minutes, kiln discharge, became dried adobe;
(4), fire: dried adobe inserted in high temperature tunnel kiln and fire, firing temperature is 1350 DEG C, fires 35-45 minute, kiln discharge, become hot body refractory brick;
(5), cooling: in the hot body refractory brick holding chamber of kiln discharge under physical environment, cooling 8 is little of room temperature, or blower fan is cooled to room temperature, packs after the assay was approved, is finished product.
3. the preparation method of energy-saving HD-8 abrasive brick according to claim 1, it is characterized in that, be made up of bonding agent and batching, the weight ratio of bonding agent and batching is 3:2, described bonding agent is by weight percent meter: mass concentration be 85% industrial phosphoric acid 45%, aluminium hydrate powder 18% and water 37% make, be first wherein that the industrial phosphoric acid of 85%, aluminium hydrate powder and water mix by mass concentration, be heated to 45-55 DEG C, stir 25-38 minute, become transparence colloid, be cooled to room temperature; Described batching is made up of the aluminium sesquioxide 36% of weight percent meter, silicon-dioxide 53%, ferric oxide 1% and zirconium dioxide 10%, wherein, aluminium sesquioxide by granularity be the aluminium sesquioxide 45% of 1-3mm, granularity is that aluminium sesquioxide 25% 3 part that the aluminium sesquioxide 30% of 0.074-1mm and granularity are less than 0.074mm forms, batching is prepared into energy-saving HD-8 abrasive brick after choosing according to the following steps:
(1), mix: bonding agent is mixed in the following order with batching, make blank, method is, be first the aluminium sesquioxide of 1-3mm by granularity, granularity be 0.074-1mm aluminium sesquioxide and 2/3 bonding agent mixing after, add zirconium dioxide more successively, aluminium sesquioxide, silicon-dioxide and ferric oxide that remaining granularity is less than 0.074mm, mix and blend 1-3 minute, then the bonding agent adding remaining 1/3, stir 2-3 minute again, become blank;
(2), shaping: to adopt 630 t hydraulic press to carry out with mould shaping, make adobe;
(3), dry: the adobe of forming is sent into inlet temperature is 60-80 DEG C, temperature out is carry out drying in the tunnel drying kiln of 100-120 DEG C, dry 20 minutes, kiln discharge, became dried adobe;
(4), fire: dried adobe inserted in high temperature tunnel kiln and fire, firing temperature is 1300-1400 DEG C, fires 35-45 minute, kiln discharge, become hot body refractory brick;
(5), cooling: in the hot body refractory brick holding chamber of kiln discharge under physical environment, cooling 8 is little of room temperature, or blower fan is cooled to room temperature, packs after the assay was approved, is finished product.
4. the preparation method of energy-saving HD-8 abrasive brick according to claim 1, it is characterized in that, be made up of bonding agent and batching, the weight ratio of bonding agent and batching is 3:2, described bonding agent is by weight percent meter: mass concentration be 85% industrial phosphoric acid 55%, aluminium hydrate powder 12% and water 33% make, be first wherein that the industrial phosphoric acid of 85%, aluminium hydrate powder and water mix by mass concentration, be heated to 45-55 DEG C, stir 25-38 minute, become transparence colloid, be cooled to room temperature; Described batching is made up of the aluminium sesquioxide 45% of weight percent meter, silicon-dioxide 50%, ferric oxide 1% and zirconium dioxide 4%, wherein, aluminium sesquioxide by granularity be the aluminium sesquioxide 36% of 1-3mm, granularity is that aluminium sesquioxide 39% 3 part that the aluminium sesquioxide 25% of 0.074-1mm and granularity are less than 0.074mm forms, batching is prepared into energy-saving HD-8 abrasive brick after choosing according to the following steps:
(1), mix: bonding agent is mixed in the following order with batching, make blank, method is, be first the aluminium sesquioxide of 1-3mm by granularity, granularity be 0.074-1mm aluminium sesquioxide and 2/3 bonding agent mixing after, add zirconium dioxide more successively, aluminium sesquioxide, silicon-dioxide and ferric oxide that remaining granularity is less than 0.074mm, mix and blend 1-3 minute, then the bonding agent adding remaining 1/3, stir 2-3 minute again, become blank;
(2), shaping: to adopt 630 t hydraulic press to carry out with mould shaping, make adobe;
(3), dry: the adobe of forming is sent into inlet temperature is 60-80 DEG C, temperature out is carry out drying in the tunnel drying kiln of 100-120 DEG C, dry 20 minutes, kiln discharge, became dried adobe;
(4), fire: dried adobe inserted in high temperature tunnel kiln and fire, firing temperature is 1300-1400 DEG C, fires 35-45 minute, kiln discharge, become hot body refractory brick;
(5), cooling: in the hot body refractory brick holding chamber of kiln discharge under physical environment, cooling 8 is little of room temperature, or blower fan is cooled to room temperature, packs after the assay was approved, is finished product.
5. the preparation method of energy-saving HD-8 abrasive brick according to claim 1, it is characterized in that, be made up of bonding agent and batching, the weight ratio of bonding agent and batching is 3:2, described bonding agent is by weight percent meter: mass concentration be 85% industrial phosphoric acid 48%, aluminium hydrate powder 16% and water 36% make, be first wherein that the industrial phosphoric acid of 85%, aluminium hydrate powder and water mix by mass concentration, be heated to 45-55 DEG C, stir 25-38 minute, become transparence colloid, be cooled to room temperature; Described batching is made up of the aluminium sesquioxide 41.5% of weight percent meter, silicon-dioxide 52%, ferric oxide 1.5% and zirconium dioxide 5%, wherein, aluminium sesquioxide by granularity be the aluminium sesquioxide 35-45% of 1-3mm, granularity is that aluminium sesquioxide 25-40% tri-part that the aluminium sesquioxide 15-30% of 0.074-1mm and granularity are less than 0.074mm forms, batching is prepared into energy-saving HD-8 abrasive brick after choosing according to the following steps:
(1), mix: bonding agent is mixed in the following order with batching, make blank, method is, be first the aluminium sesquioxide of 1-3mm by granularity, granularity be 0.074-1mm aluminium sesquioxide and 2/3 bonding agent mixing after, add zirconium dioxide more successively, aluminium sesquioxide, silicon-dioxide and ferric oxide that remaining granularity is less than 0.074mm, mix and blend 1-3 minute, then the bonding agent adding remaining 1/3, stir 2-3 minute again, become blank;
(2), shaping: to adopt 630 t hydraulic press to carry out with mould shaping, make adobe;
(3), dry: the adobe of forming is sent into inlet temperature is 60-80 DEG C, temperature out is carry out drying in the tunnel drying kiln of 100-120 DEG C, dry 20 minutes, kiln discharge, became dried adobe;
(4), fire: dried adobe inserted in high temperature tunnel kiln and fire, firing temperature is 1300-1400 DEG C, fires 35-45 minute, kiln discharge, become hot body refractory brick;
(5), cooling: in the hot body refractory brick holding chamber of kiln discharge under physical environment, cooling 8 is little of room temperature, or blower fan is cooled to room temperature, packs after the assay was approved, is finished product.
6. the preparation method of energy-saving HD-8 abrasive brick according to claim 1, it is characterized in that, be made up of bonding agent and batching, the weight ratio of bonding agent and batching is 3:2, described bonding agent is by weight percent meter: mass concentration be 85% industrial phosphoric acid 49-52%, aluminium hydrate powder 15-17% and water 31-34% make, be first wherein that the industrial phosphoric acid of 85%, aluminium hydrate powder and water mix by mass concentration, be heated to 45-55 DEG C, stir 25-38 minute, become transparence colloid, be cooled to room temperature; Described batching is made up of aluminium sesquioxide 39-41%, the silicon-dioxide 51-52% of weight percent meter, ferric oxide 1.2-1.3% and zirconium dioxide 6-8%, wherein, aluminium sesquioxide by granularity be the aluminium sesquioxide 35-45% of 1-3mm, granularity is that aluminium sesquioxide 25-40% tri-part that the aluminium sesquioxide 15-30% of 0.074-1mm and granularity are less than 0.074mm forms, batching is prepared into energy-saving HD-8 abrasive brick after choosing according to the following steps:
(1), mix: bonding agent is mixed in the following order with batching, make blank, method is, be first the aluminium sesquioxide of 1-3mm by granularity, granularity be 0.074-1mm aluminium sesquioxide and 2/3 bonding agent mixing after, add zirconium dioxide more successively, aluminium sesquioxide, silicon-dioxide and ferric oxide that remaining granularity is less than 0.074mm, mix and blend 1-3 minute, then the bonding agent adding remaining 1/3, stir 2-3 minute again, become blank;
(2), shaping: to adopt 630 t hydraulic press to carry out with mould shaping, make adobe;
(3), dry: the adobe of forming is sent into inlet temperature is 60-80 DEG C, temperature out is carry out drying in the tunnel drying kiln of 100-120 DEG C, dry 20 minutes, kiln discharge, became dried adobe;
(4), fire: dried adobe inserted in high temperature tunnel kiln and fire, firing temperature is 1300-1400 DEG C, fires 35-45 minute, kiln discharge, become hot body refractory brick;
(5), cooling: in the hot body refractory brick holding chamber of kiln discharge under physical environment, cooling 8 is little of room temperature, or blower fan is cooled to room temperature, packs after the assay was approved, is finished product.
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