CN102731059A - Sandstone porcelain exterior wall tile, and production method thereof - Google Patents

Sandstone porcelain exterior wall tile, and production method thereof Download PDF

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Publication number
CN102731059A
CN102731059A CN2012102237309A CN201210223730A CN102731059A CN 102731059 A CN102731059 A CN 102731059A CN 2012102237309 A CN2012102237309 A CN 2012102237309A CN 201210223730 A CN201210223730 A CN 201210223730A CN 102731059 A CN102731059 A CN 102731059A
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China
Prior art keywords
sandstone
tile
glaze
porcelain
parts
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CN2012102237309A
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Chinese (zh)
Inventor
易乾亨
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CHONGQING GOTHIC CERAMIC MOSAICS MANUFACTURING Co Ltd
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CHONGQING GOTHIC CERAMIC MOSAICS MANUFACTURING Co Ltd
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Priority to CN2012102237309A priority Critical patent/CN102731059A/en
Publication of CN102731059A publication Critical patent/CN102731059A/en
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Abstract

The invention relates to an exterior wall tile and a production method thereof, and especially relates to a sandstone porcelain exterior wall tile and a production method thereof. The method comprises the steps that: 45-50 parts of sandstone, 20-35 parts of shale, 15-25 parts of quartz sand tailings, and 3-5 parts of construction waste slag are grinded and pressed into a blank; gravel particles with a fineness of 20-60 meshes are added into a glaze slurry, such that a glaze material is prepared; the glaze material is sprayed or coated onto the surface of the blank; the blank with the coated glaze slurry is subjected to drying, preheating, sintering, and cooling, such that a finished product is obtained. The whole sandstone porcelain exterior wall tile production process comprises only one time of sintering, such that fuels and energy consumed in one time of sintering in prior art is saved. Therefore, the energy consumption for producing a product with a same specification is reduced, and exhaust gas discharging is substantially reduced. The whole exterior wall tile has a decorative effect similar to that of sandstone. The decorative effect is better than that of prior arts, and the production cost is low.

Description

Sandstone porcelain outer wall tile and working method thereof
Technical field
The present invention relates to a kind of exterior wall tile and production technique thereof, especially the porcelain outer wall tile of sandstone moulding and production technique thereof.
Background technology
The production technique of existing sandstone exterior wall tile is: make the look grain of sandstone earlier, again look grain and auxiliary material mixing, compacting, sintering are processed the ceramic tile finished product.Wherein the making of sandstone look grain comprises that feldspar, porcelain sand, silica sand, clay etc. are added tinting material and water reaches certain fineness through ball milling, again with its mud through elevated temperature heat exchange process particle and obtain.
The shortcoming of such technology is:
1, cost is high: sandstone exterior wall tile product is thought and acted in one and the same way, and the waste resource has increased raw materials cost;
2, energy consumption is high: the look grain is made heat drying and product sintering, adds a large amount of fuel of heat waster, is unfavorable for energy-conserving and environment-protective for twice;
3, efficient is low: look grain manufacture craft is original, and man-hour is longer; Twice sintering further prolonged process period again;
4, product surface is brighter and cleaner, is prone to form the specular reflection of light, produces light pollution; Look grain skewness, colour generation is muddy, no level and stereoscopic sensation, does not reach the decorative effect of true sandstone.
The working method of another kind of imitative sandstone porcelain outer wall tile is: with the broken screen sizing (40-80 order) of crossing of silica sand, add the pigment dyeing drying and the quality grain earlier; Then various look grains are taken the certain proportion proportioning by design style, add glue and mix as caking agent, the drying of laminating forms.Mortar is bonded to product on the body of wall during use.
Do not have dovetail-indent back of the body line on such product, the glue face combines bad with sand-cement slurry, be prone to after the paving come off; The gluing thing is inflammable usually, and the back that catches fire produces a large amount of poison gas; Pigment dyeing, through sunlight exposure, rainwater invasion and attack back fugitive color; Easy ageing of gluing thing own and look grain also separate easily destroy poor durability.
Contriver of the present invention has proposed to utilize a certain proportion of meter sand, shale, silica sand mine tailing, building waste residue to grind the making base substrate in order to solve the problems of the technologies described above; Sand grains adds suspension agent and only does glaze slip, is coated to the technology that drying and sintering on the base substrate forms the porcelain outer wall tile of intensity height, good decorating effect.
But on the one hand this formula for a product is raw materials used comparatively single, promotes the supply situation that practice is limited by raw material, expensive raw material large usage quantity such as silica sand in addition, and low-cost raw material consumption such as building waste residue is lower, and product cost is slightly high.Therefore, how reliable in the physicals that guarantees product, imitative simultaneously porcelain decorative effect is good, and reduces cost as far as possible, enriches raw material sources, channel and prescription, is convenient to promote the use of, and has become a huge difficult problem.
Summary of the invention
Main purpose of the present invention provide a kind of new prescription, sandstone porcelain outer wall tile and working method thereof cheaply.
The technical scheme that the present invention taked is: a kind of sandstone porcelain outer wall tile; It is characterized in that: comprise base substrate and the glaze layer that is coated on billet surface, described base substrate comprises by weight: 45～50 parts in sand of rice, 20～35 parts in shale, 15～25 parts of silica sand mine tailings, 3～5 parts of building waste residues; Described glaze layer comprises equally distributed sand grains.
Certainly, the glaze layer only is combined in positive or positive and the side adjacent with the front of base substrate usually, to save the consumption of glazing material layer, also is convenient to the better bonding attaching bodies of wall of binding such as exterior wall tile and mortar.Sand grains can adopt a kind of or mixture of a meter sand, shale, silica sand mine tailing, feldspar or analogue to form through Mechanical Crushing.
Further: among the described step a, used base substrate comprises by weight: rice sand 45-50 part, 20～25 parts in shale, silica sand mine tailing 15-20 part, building waste residue 3-5 part.
Further, described grid is at the 20-60 order.The particle of fineness is convenient to follow-up glaze slip making like this, applies or sprays to billet surface simultaneously and also could avoid bigger slip of particle and accumulation than stable and uniform.As for selecting which kind of material and proportioning then is to select the material of different proportionings according to the requirement of decorating, so that product has distinct colors and surperficial thickness degree.Sand grains adopts ore nature colour generation, reduces the pollution of traditional technology tinting material to environment, is beneficial to environmental protection.
The technical scheme of correspondingly producing above-mentioned sandstone porcelain outer wall tile is: a kind of working method of sandstone porcelain outer wall tile, and step comprises:
A, blank raw material add water for ball milling, and dry powder process is pressed into base substrate, dried for standby then;
B, making sand grains join and process the glaze that contains sand grains in the glaze slip;
C, with glaze spray or apply or get rid of the glaze mode and cover billet surface;
D, the base substrate that has covered glaze make finished product through super-dry, preheating, sintering, cooling.
Further, among the described step a, above 250 mesh sieves of crossing of ball milling fineness to 95%, pressing pressure is at 16～23MPa.
Further, in the glaze that described step b makes, the weight ratio of glaze slip and sand grains is 1:1～3.The effect of glaze slip be exactly make sand grains can be evenly, stably disperse, can adhere to base substrate well again simultaneously.Glaze slip is mixed and made into by water and suspension agent, and satisfactory suspension agent has many types to select, for example tripoly phosphate sodium STPP, wilkinite, CMC 99.5, glycerine or the like; The weight ratio of water and suspension agent is 1:0.01～0.5 in the described glaze slip.Preferred suspension agent is a tripoly phosphate sodium STPP.
Further: described sintering temperature is at 1170～1250 ℃.Kiln can adopt continuous roller way kiln to burn till, and adopts at the uniform velocity speed of fixed, makes that the body of heater each several part is heated evenly, temperature is uniform and stable to fire.Perhaps adopt the rotation kiln, fixedly speed of rotation makes that the body of heater each several part is heated evenly, temperature is consistent.Product is fired and preferably adopted Sweet natural gas is fuel, is convenient to control the temperature of kiln and stablizing of atmosphere.
Further, be dried to the base substrate water ratio among the described step a at 3%-5%.
Further, amount of water 32-35 part among the described step a.
Product of the present invention is because adopted a lot of mill tailingss and natural sandstone, so environmental protection more is nontoxic, tasteless, "dead", pollution-free green environmentfriendly products.Belong to the category-A product that national building material quality inspection center is up to the standards, its production and marketing and the scope of application are unrestricted.
And significantly reduced higher silica sand and the silica sand mine tailing consumption of cost, product cost significantly reduces.
Formula for a product is used a large amount of rice sand, and is with low cost and enriched the formula for a product kind of porcelain outer wall tile.Be convenient to different areas and promote the use of the sandstone porcelain outer wall tile.
Excellent product performance material surface matter is close, anticorrosive, acid and alkali-resistance, high temperature resistant, weather resistance, waterproof, fire prevention, sound-absorbing, extinction, and its anti-folding, resistance to compression, shock resistance are far above lithotome; Processed by ceramic, do not contain the gluing thing, flame retardant rating is the A1 level.
Embodiment
For making those skilled in the art's detail knowledge production technique of the present invention and technique effect, come further to introduce application of the present invention and technique effect with concrete production instance below.
Embodiment one
The composition of raw materials of base substrate: 45 parts in sand of rice, 20 parts in shale, 15 parts of silica sand mine tailings, 5 parts of building concrete slags, add 33 parts in water, ball milling has been 95% and has been crossed 250 mesh sieves, presses down at 20MPa pressure then and processes base substrate, is dried to water ratio 5%;
Glaze formula: tripoly phosphate sodium STPP: water: shale: the weight ratio of silica sand mine tailing is 5:20:25:25, and grid 100% is crossed 20 mesh sieves, crosses 60 mesh sieves and is less than 5%; Be modulated into glaze slip and be coated to billet surface then; The glaze consumption covers the base substrate front fully with glaze and gets final product, and the dry and hard back of glaze repetitive coatings once for the first time.
The base substrate of application of glaze descended dry 10 minutes at 180 ℃, the preheating that heats up then, and 25 minutes warm up time, 800 ℃ of preheating temperatures made sample 1 in 30 minutes at 1180 ℃ of following sintering then.
Embodiment two
The composition of raw materials of base substrate: 5 parts of rice 50 parts in sand, 25 parts in shale, 20 parts of silica sand mine tailings, concrete and masonry clinkers, be crushed to 95% and cross 250 mesh sieves, press down at 20KPa pressure then and process base substrate;
Glaze formula: tripoly phosphate sodium STPP: water: shale: the weight ratio of silica sand mine tailing is 5:20:25:25, and grid 100% is crossed 20 mesh sieves, crosses 60 mesh sieves and is less than 5%; Be modulated into glaze slip and spray to billet surface then, repeat twice;
The base substrate of spraying glaze descended dry 10 minutes at 200 ℃, the preheating that heats up then, and 28 minutes warm up time, 750 ℃ of preheating heat temperature made sample 2 in 30 minutes at 1200 ℃ of following sintering then.
Embodiment three
The composition of raw materials of base substrate: 49 parts in sand of rice, 24 parts in shale, 16 parts of silica sand mine tailings, 5 parts of marble clinkers, ball milling have been 96% and have been crossed 250 mesh sieves, press down at 20MPa then and process base substrate;
Glaze formula: tripoly phosphate sodium STPP: water: shale: the weight ratio of silica sand mine tailing is 5:20:25:25, and grid 100% is crossed 20 mesh sieves, crosses 60 mesh sieves and is less than 5%; Be modulated into glaze slip and spray to billet surface then, repeat twice;
The base substrate of spraying glaze descended dry 10 minutes at 180 ℃, the preheating that heats up then, and 30 minutes warm up time, 700 ℃ of preheating heat temperature made sample 3 in 25 minutes at 1180 ℃ of following sintering then.
Embodiment four
The composition of raw materials of base substrate: 46 parts in sand of rice, 30 parts in shale, 25 parts of silica sand mine tailings, 3 parts of garrulous bricks and stones, ball milling have been 96% and have been crossed 250 mesh sieves, press down at 20MPa then and process base substrate;
Glaze formula: tripoly phosphate sodium STPP: water: feldspar: the weight ratio of broken ceramic tile is 1:20:25:30, and grid 100% is crossed 20 mesh sieves, crosses 60 mesh sieves and is less than 3%; Be modulated into glaze slip and get rid of glaze then glaze is distributed to billet surface, repeat twice;
Work in-process dry glaze not to be had to descend dry 13 minutes at 200 ℃ behind the steam, the preheating that heats up then, and 25 minutes warm up time, 900 ℃ of preheating heat temperature made sample 4 in 27 minutes at 1250 ℃ of following sintering then.
Embodiment five
The composition of raw materials of base substrate: 47 parts in sand of rice, 35 parts in shale, 22 parts of silica sand mine tailings, 3 parts of construction waste concrete slags, ball milling have been 96% and have been crossed 250 mesh sieves, press down at 20MPa then and process base substrate;
Glaze formula: tripoly phosphate sodium STPP: water: feldspar: conglomerate: the weight ratio of marble mine tailing is 5:20:15:15:15, and grid 100% is crossed 20 mesh sieves, crosses 60 mesh sieves and is less than 3%; Be modulated into glaze slip and be coated to billet surface then;
The base substrate that applies glaze slip descended dry 10 minutes at 300 ℃, the preheating that heats up then, and 25 minutes warm up time, 850 ℃ of preheating heat temperature made sample 5 in 30 minutes at 1200 ℃ of following sintering then.
Embodiment six
The composition of raw materials of base substrate: 50 parts in sand of rice, 23 parts in shale, 20 parts of silica sand mine tailings, 4 parts of garrulous bricks and stones, ball milling have been 96% and have been crossed 250 mesh sieves, press down at 20MPa then and process base substrate;
Glaze formula: tripoly phosphate sodium STPP: water: rice sand: conglomerate: metal cutting processing waste residue=5:20:15:20:1, be modulated into glaze slip and be coated to billet surface then, repeat twice coating;
The base substrate that applies glaze slip descended dry 8 minutes at 200 ℃, the preheating that heats up then, and 25 minutes warm up time, 850 ℃ of preheating heat temperature made sample 6 in 30 minutes at 1200 ℃ of following sintering then.The scrap metal of this product recrystallization behind high temperature forms small reflective spot on the exterior wall tile surface, and decorative effect is splendid.
Six groups of above-mentioned samples carry out Performance Detection, and detection foundation: GB/T4100-2006 " ceramic tile appendix G dry-pressing ceramic tile E≤0.5%B Ia class-porcelain brick ", GB 6566-2001 " the radioactive material nucleic is limited the quantity of " (category-A) carry out.Detected result is as shown in the table:
Visible by last table, the modulus of rupture of product is significantly higher than the requirement of standard, proves that the structural strength performance of product significantly is superior to prior art.And product is because the starting material of usefulness mainly all are material of construction such as natural mine tailing or sandstone or concrete, and inside and outside irradiation index is very low, and very stable, product environmental protection, safety nuisance free.

Claims (10)

1. sandstone porcelain outer wall tile is characterized in that: comprise base substrate and the glaze layer that is coated on billet surface, described base substrate comprises by weight: 45～50 parts in sand of rice, 20～35 parts in shale, 15～25 parts of silica sand mine tailings, 3～5 parts of building waste residues; Described glaze layer comprises equally distributed sand grains.
2. sandstone porcelain outer wall tile according to claim 1 is characterized in that: described base substrate comprises a meter sand 45-50 part, 20～25 parts in shale, silica sand mine tailing 15-20 part, building waste residue 3-5 part by weight.
3. sandstone porcelain outer wall tile according to claim 2 is characterized in that: described grid is at the 20-60 order.
4. working method according to claim 1 or 2 or 3 described sandstone porcelain outer wall tiles, step comprises:
A, blank raw material add water for ball milling, and dry powder process is pressed into base substrate, dried for standby then;
B, making sand grains join and process the glaze that contains sand grains in the glaze slip;
C, with glaze spray or apply or get rid of the glaze mode and cover billet surface;
D, the base substrate that has covered glaze make finished product through super-dry, preheating, sintering, cooling.
5. the working method of sandstone porcelain outer wall tile according to claim 4 is characterized in that: among the described step a, and above 250 mesh sieves of crossing of ball milling fineness to 95%, pressing pressure is at 16～23MPa.
6. the working method of sandstone porcelain outer wall tile according to claim 4 is characterized in that: in the glaze that described step b makes, the weight ratio of glaze slip and sand grains is 1:1～3; The weight ratio of water and suspension agent is 1:0.01～0.5 in the described glaze slip.
7. the working method of sandstone porcelain outer wall tile according to claim 6 is characterized in that: described suspension agent is a tripoly phosphate sodium STPP.
8. the working method of sandstone porcelain outer wall tile according to claim 4 is characterized in that: described sintering temperature is at 1170～1250 ℃.
9. the working method of sandstone porcelain outer wall tile according to claim 4 is characterized in that: be dried to the base substrate water ratio among the described step a at 3%-5%.
10. the working method of sandstone porcelain outer wall tile according to claim 4 is characterized in that: amount of water 32-35 part among the described step a.
CN2012102237309A 2012-06-30 2012-06-30 Sandstone porcelain exterior wall tile, and production method thereof Pending CN102731059A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108341598A (en) * 2018-03-08 2018-07-31 福建工程学院 A kind of production method of color sand vitreous brick
CN108558208A (en) * 2017-12-15 2018-09-21 安徽嘉中金属材料有限公司 A kind of environment protection architecture ceramic glaze and preparation method thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102417343A (en) * 2011-08-24 2012-04-18 重庆歌德陶瓷玛赛克制造有限公司 Sandstone-like porcelain exterior wall tile and production method thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102417343A (en) * 2011-08-24 2012-04-18 重庆歌德陶瓷玛赛克制造有限公司 Sandstone-like porcelain exterior wall tile and production method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108558208A (en) * 2017-12-15 2018-09-21 安徽嘉中金属材料有限公司 A kind of environment protection architecture ceramic glaze and preparation method thereof
CN108341598A (en) * 2018-03-08 2018-07-31 福建工程学院 A kind of production method of color sand vitreous brick

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