CN107602073A - A kind of preparation method of the good pottery of transmutation effect - Google Patents
A kind of preparation method of the good pottery of transmutation effect Download PDFInfo
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- CN107602073A CN107602073A CN201711066621.XA CN201711066621A CN107602073A CN 107602073 A CN107602073 A CN 107602073A CN 201711066621 A CN201711066621 A CN 201711066621A CN 107602073 A CN107602073 A CN 107602073A
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Abstract
The invention belongs to field of porcelain fabrication, and in particular to the preparation method of the good pottery of transmutation effect, including raw material prepare, and the blank is made up of the raw material of following parts by weight：Kaolin, porcelain stone, clay, feldspar, mullite；The glaze is made up of the raw material of following parts by weight：This medicine, calcite, plant ash, cupric oxide, Copper Ores, glass；Biscuit makes, and biscuit is fired early stage of lighting a fire, and first to carrying out dropping force in kiln, carries out warming temperature in kiln, starts to boost, kiln temperature reduces pressure again after reaching 1200 DEG C, when kiln temperature reaches 1,200 1250 DEG C to being incubated in kiln；It is only fiery after being heated up in kiln；Liquefied gas kiln is cooled again and is incubated again；Cooled after insulation, wicket can be slightly opened when dropping to below 200 DEG C makes its rapid cooling, at 100 DEG C or so can kiln discharge, preparation method of the invention sets about in simultaneously from porcelain formula and burning process, the glaze changing effect got well.
Description
Technical field
The invention belongs to field of porcelain fabrication, and in particular to the preparation method of the good pottery of transmutation effect.
Background technology
Yuzhou of Henan god's Hou tradition chun glaze formula is fairly simple, as time goes on, making formula gradually diversified, how to change
Good traditional chun glaze make it that transmutation effect is more rich and varied than traditional glaze U.S., while improves some performances of blank, while
Under Environmental Protection Situation, the main flow for being fired into refreshing Hou potterys of liquefied gas kiln, but be to heat up too soon the shortcomings that liquefaction, for example used bavin in the past
Coal firing is ceased fire with 20 several hours, 9 to 10 hour cans of liquefied gas, so causes firing time short, transmutation effect
Fruit is general.How to extend the firing time of liquefied gas kiln is the very puzzled problem of current pottery people, therefore improves an ancient unit of weight from overall
Porcelain prepare performance include formula and burning process so as to obtain transmutation effect, good pottery is that those skilled in the art urgently solve
Certainly the problem of.
The content of the invention
The defects of based on prior art, it is an object of the invention to provide a kind of preparation method of the good pottery of transmutation effect.
In order to achieve the above object, the present invention uses following technical scheme：A kind of preparation side of the good pottery of transmutation effect
Method, including following preparation process：
1）Raw material prepares：The raw material includes blank and glaze, and the blank is made up of the raw material of following parts by weight：Kaolin
40-50 parts, porcelain stone 20-25 parts, clay 10-15 parts, feldspar 10-15 parts, mullite 10-15 parts；The glaze is by following heavy
Measure the raw material composition of part：This medicine 50-60 parts, calcite 10-15 parts, plant ash 10-15 parts, cupric oxide 1-5 parts, Copper Ores 5-10
Part, glass 3-5 parts；
2）By step 1）In blank be made walk, first walk is placed on the wheel disc of rotation, embraced with hand just embracing it is suitable, then in mud
A nest is deducted in the middle part on group top, and upper carrying handle nest lifts, then left hand is placed on inside nest, and the right hand is placed on outside nest,
Two hands four refer to inside and outside with respect to pultrusion nest mud, are extended to top or outside, make the thinning base substrate into suitable thickness of nest mud, while make base
Body turns into predetermined variously-shaped, and finally base substrate is cut off with a fine rule below the bottom of base substrate, then is revolved on runner
Cut rest and reorganization；
3）Passing through step 2）The biscuit of not upper glaze, is put into temperature and 2-3h is fired in 800-850 DEG C of kiln, after firing after finishing
Biscuit can once be picked again, underproof plain embryo is rejected；
4）By step 3）In qualified biscuit carry out glazing treatment：Lime-ash inside and outside biscuit is removed totally with instrument, uses sponge
Dip in water and erase floating ash on biscuit, glazing, upper complete step 1 are carried out to biscuit）In glaze after glazed body foot bottom is unwanted
Glaze is removed clean；
5）Biscuit after glazing is fired, comprised the following steps：a）Biscuit after glazing is put into liquefied gas kiln, lighted a fire
Early stage, first operated to carrying out dropping force in kiln so that pressure is 0.04MP； b）By step a）In liquefied gas kiln in heated up
Operation, start to boost when temperature reaches 950 DEG C, in temperature-rise period of the temperature from 950 DEG C to 1200 DEG C by pressure rise to
0.1MP；C) as step b）Middle liquefied gas kiln temperature reduces pressure to 0.01-0.03MP again after reaching 1200 DEG C；d）Work as liquefaction
To carrying out being incubated 2-3 hour in kiln when gas kiln temperature reaches 1200-1250 DEG C； e）Afterwards to step d）In middle liquefied gas kiln
Carry out only fiery after being warming up to 1280-1300 DEG C；f）Again liquefied gas kiln is carried out being cooled to 1000-1100 DEG C and be incubated 1-1.5h again；
g）Cooled after insulation, wicket can be slightly opened when dropping to below 200 DEG C makes its rapid cooling, can kiln discharge at 100 DEG C or so；
6）To the product after burning till, pick and classification are carried out according to pottery quality standard.
The preparation method of the present invention is set about in simultaneously from porcelain formula and burning process, the glaze changing effect got well, and is added
Glass improves traditional chun glaze, and mutually higher porcelain is more mellow and full smooth for the glass of glaze, and chun glaze is to cover glaze, and thick tire thickness glaze, thick glaze is in height
The lower trickling of temperature produces U.S. of transmutation, improves glass phase after adding glass, transmutation effect is more rich and varied than traditional glaze U.S., vegetation
Ash is introduced primarily into the elements such as calcium phosphorus, is good cosolvent, there is certain suspension to glaze slip, can reduce glaze melting temperature and
The high temperature viscosity of glaze, while there is opaque and the facilitation to chun glaze split-phase, dosage should control, preparation method mid-early stage
Pressure is put into minimum, is advantageous to the drying of base substrate, and rear fire is incubated the closing of favourable glaze paint, improves the smoothness of chun glaze, makes product
Transmutation effect is more preferable, and glaze paint is more gentle as beautiful, when the overall control to pressure contributes to the firing of increase extension liquefied gas kiln
Between, so as to contribute to glaze to become.
Embodiment
The present invention is described in further details below by embodiment, embodiment is only used for illustrating the present invention, and unlimited
The scope of the present invention processed.
Embodiment 1：A kind of preparation method of the good pottery of transmutation effect, including following preparation process：1）Raw material prepares：Institute
Stating raw material includes blank and glaze, and the blank is made up of the raw material of following parts by weight：40 parts of kaolin, 20 parts of porcelain stone, clay
10 parts, 10 parts of feldspar, 10 parts of mullite；The glaze is made up of the raw material of following parts by weight：50 parts of this medicine, calcite 10
Part, 10 parts of plant ash, 1 part of cupric oxide, 5 parts of Copper Ores, 3 parts of glass；The preparation of glaze and blank can be entered using prior art
Row prepares this and repeated no more, and refreshing Hou tradition chun glaze formula is fairly simple, and the introduction of the nineties liquefied gas makes formula gradually various
Change, applicant adds modern thick material glass improved technology on the basis of traditional chun glaze, and by the experiment of up to a hundred times, glass uses city
The cullet commonly used on field, add glass and improve traditional chun glaze.Principle：The glass of the glaze mutually more mellow and fuller light of higher porcelain in ceramics
Sliding, chun glaze is to cover glaze, thick tire thickness glaze.Common saying says that tire fertilizer glaze is thick, and thick glaze trickles at high temperature produces U.S. of transmutation, practice card
Understand and improve glass phase after adding glass, transmutation effect is more rich and varied than traditional glaze U.S..
2）By step 1）In blank be made walk, first walk is placed on the wheel disc of rotation, embraced with hand just embracing it is suitable, then
A nest is deducted in the middle part on walk top, and upper carrying handle nest lifts, then left hand is placed on inside nest, the right hand is placed on nest
Outside, two hands four refer to inside and outside with respect to pultrusion nest mud, are extended to top or outside, make the thinning base substrate into suitable thickness of nest mud, simultaneously
Base substrate is turned into predetermined variously-shaped, finally base substrate is cut off with a fine rule below the bottom of base substrate, then it is enterprising in runner
Row rotary cut is rested and reorganized；
3）Passing through step 2）The biscuit of not upper glaze, is put into temperature and fires 3h in 800 DEG C of kilns, by biscuiting, base after finishing
Internal organic matter is oxidized, and moisture effusion, carbonate and sulfate therein is also decomposed, to can avoid these things during glaze firing
The volatilization of matter and cause glaze paint to occur the defects of pinhole, glaze bubble, while avoiding the deposition of carbon, can make chun glaze it is bright in colour,
It is bright.Blank strength increase after biscuiting, beneficial to glazing, loading of kiln and transfer operation, can reduce breakage.Base substrate gas after biscuiting
Hole increases, and water absorbing force enhancing, improves sucking ability, easily reaches required glazed thickness during glazing, and can guarantee that glazing
Processing quality requirement.Because the glaze layer of pottery is general thicker, without the base substrate of biscuiting, water absorbing force is low, cannot stand thick glaze
Absorption, easily produces Blister after moulded pottery not yet put in a kiln to bake surface is drenched, glazing is also easy to peeling occur after burning till, lacks the problems such as glaze.Biscuiting
Afterwards, biscuit can once be picked again, underproof plain embryo is rejected；Because of some defects, ability is obvious after biscuiting,
Such as hidden crackle, pinhole, weed out underproof biscuit, can further improve the quality of pottery glaze firing finished product.
4）By step 3）In qualified biscuit carry out glazing treatment：Lime-ash inside and outside biscuit is clean with instrument removing, with
Prevent occurring slag particle in glaze paint, influence glaze quality.Water is dipped in sponge and erases floating ash on biscuit, so that tire glaze combines after glazing
Firmly, concentration refers to the dilute thick of glaze slip, and the thick concentration of glaze is big, and glaze dilute concentration is small, and glazing, upper complete step 1 are carried out to biscuit）In glaze
Clear foot is carried out afterwards, the unwanted glaze of glazed body foot bottom is removed clean.
5）Biscuit after glazing is fired, comprised the following steps：
a）Biscuit after glazing is put into liquefied gas kiln, lighted a fire early stage, is first operated to carrying out dropping force in kiln so that pressure is
0.04MP；Pressure is put into minimum, is advantageous to the drying of base substrate,
b）By step a）In liquefied gas kiln in carry out warming temperature, start to boost when temperature reaches 950 DEG C, temperature from
By pressure rise to 0.1MP in 950 DEG C to 1200 DEG C of temperature-rise period；
C) as step b）Middle liquefied gas kiln temperature reduces pressure to 0.01-0.03MP again after reaching 1200 DEG C；
d）When liquefied gas kiln temperature reaching 1200-1250 DEG C to carrying out being incubated 2-3 small in kiln；Fire is incubated favourable glaze afterwards
The closing in face, the smoothness of chun glaze being improved, make product transmutation effect more preferable, glaze paint is more gentle as beautiful,
e）Afterwards to step d）Carried out in middle liquefied gas kiln only fiery after being warming up to 1280-1300 DEG C；
f）Again liquefied gas kiln is carried out being cooled to 1000-1100 DEG C and be incubated 1-1.5h again；
g）Cooled after insulation, wicket can be slightly opened when dropping to below 200 DEG C makes its rapid cooling, at 100 DEG C or so
Kiln discharge；
6）To the product after burning till, pick and classification are carried out according to pottery quality standard.Certified products typically have certified products, fine work, treasure
Several ranks such as product.Certified products does not have defect or defect minimum, and transmutation effect is general；Fine work does not have any defect, there is certain kiln
Become effect；Treasure is then the outstanding person in fine work, and transmutation effect is abundant and unique.Transmutation effect includes the color of pottery product glaze paint
Coloured silk, spot, texture, hacking and natural picture, artistic conception etc..
Embodiment 2：A kind of preparation method of the good pottery of transmutation effect, including following preparation process：1）Raw material prepares：Institute
Stating raw material includes blank and glaze, and the blank is made up of the raw material of following parts by weight：45 parts of kaolin, 22 parts of porcelain stone, clay
13 parts, 12 parts of feldspar, 12 parts of mullite；The glaze is made up of the raw material of following parts by weight：55 parts of this medicine, calcite 12
Part, 12 parts of plant ash, 3 parts of cupric oxide, 8 parts of Copper Ores, 4 parts of glass；The preparation of glaze and blank can be entered using prior art
Row prepares this and repeated no more, and refreshing Hou tradition chun glaze formula is fairly simple, and the introduction of the nineties liquefied gas makes formula gradually various
Change, applicant adds modern thick material glass improved technology on the basis of traditional chun glaze, and by the experiment of up to a hundred times, glass uses city
The cullet commonly used on field, add glass and improve traditional chun glaze.Principle：The glass of the glaze mutually more mellow and fuller light of higher porcelain in ceramics
Sliding, chun glaze is to cover glaze, thick tire thickness glaze.Common saying says that tire fertilizer glaze is thick, and thick glaze trickles at high temperature produces U.S. of transmutation, practice card
Understand and improve glass phase after adding glass, transmutation effect is more rich and varied than traditional glaze U.S..
2）By step 1）In blank be made walk, first walk is placed on the wheel disc of rotation, embraced with hand just embracing it is suitable, then
A nest is deducted in the middle part on walk top, and upper carrying handle nest lifts, then left hand is placed on inside nest, the right hand is placed on nest
Outside, two hands four refer to inside and outside with respect to pultrusion nest mud, are extended to top or outside, make the thinning base substrate into suitable thickness of nest mud, simultaneously
Base substrate is turned into predetermined variously-shaped, finally base substrate is cut off with a fine rule below the bottom of base substrate, then it is enterprising in runner
Row rotary cut is rested and reorganized；
3）Passing through step 2）The biscuit of not upper glaze, is put into temperature and fires 2.5h in 820 DEG C of kilns after finishing, by biscuiting,
Organic matter in base substrate is oxidized, and moisture effusion, carbonate and sulfate therein is also decomposed, to can avoid these during glaze firing
The volatilization of material and cause glaze paint to occur the defects of pinhole, glaze bubble, while avoiding the deposition of carbon, chun glaze color and luster can be made fresh
It is gorgeous, bright.Blank strength increase after biscuiting, beneficial to glazing, loading of kiln and transfer operation, can reduce breakage.Base after biscuiting
Body stomata increase, water absorbing force enhancing, improves sucking ability, easily reaches required glazed thickness during glazing, and can guarantee that
The processing quality requirement of glazing.Because the glaze layer of pottery is general thicker, without the base substrate of biscuiting, water absorbing force is low, cannot stand thickness
The absorption of glaze, easily produces Blister after moulded pottery not yet put in a kiln to bake surface is drenched, glazing is also easy to peeling occur after burning till, lacks the problems such as glaze.
After biscuiting, biscuit can once be picked again, underproof plain embryo is rejected；Because some defects after biscuiting it is just brighter
It is aobvious, such as hidden crackle, pinhole, underproof biscuit is weeded out, can further improve the quality of pottery glaze firing finished product.
4）By step 3）In qualified biscuit carry out glazing treatment：Lime-ash inside and outside biscuit is clean with instrument removing, with
Prevent occurring slag particle in glaze paint, influence glaze quality.Water is dipped in sponge and erases floating ash on biscuit, so that tire glaze combines after glazing
Firmly, concentration refers to the dilute thick of glaze slip, and the thick concentration of glaze is big, and glaze dilute concentration is small, and glazing, upper complete step 1 are carried out to biscuit）In glaze
Clear foot is carried out afterwards, the unwanted glaze of glazed body foot bottom is removed clean.
5）Biscuit after glazing is fired, comprised the following steps：
a）Biscuit after glazing is put into liquefied gas kiln, lighted a fire early stage, is first operated to carrying out dropping force in kiln so that pressure is
0.04MP；Pressure is put into minimum, is advantageous to the drying of base substrate,
b）By step a）In liquefied gas kiln in carry out warming temperature, start to boost when temperature reaches 950 DEG C, temperature from
By pressure rise to 0.1MP in 950 DEG C to 1200 DEG C of temperature-rise period；
C) as step b）Middle liquefied gas kiln temperature reduces pressure to 0.01-0.03MP again after reaching 1200 DEG C；
d）When liquefied gas kiln temperature reaching 1200-1250 DEG C to carrying out being incubated 2-3 small in kiln；Fire is incubated favourable glaze afterwards
The closing in face, the smoothness of chun glaze being improved, make product transmutation effect more preferable, glaze paint is more gentle as beautiful,
e）Afterwards to step d）Carried out in middle liquefied gas kiln only fiery after being warming up to 1280-1300 DEG C；
f）Again liquefied gas kiln is carried out being cooled to 1000-1100 DEG C and be incubated 1-1.5h again；
g）Cooled after insulation, wicket can be slightly opened when dropping to below 200 DEG C makes its rapid cooling, at 100 DEG C or so
Kiln discharge；
6）To the product after burning till, pick and classification are carried out according to pottery quality standard.Certified products typically have certified products, fine work, treasure
Several ranks such as product.Certified products does not have defect or defect minimum, and transmutation effect is general；Fine work does not have any defect, there is certain kiln
Become effect；Treasure is then the outstanding person in fine work, and transmutation effect is abundant and unique.Transmutation effect includes the color of pottery product glaze paint
Coloured silk, spot, texture, hacking and natural picture, artistic conception etc..
Embodiment 3：A kind of preparation method of the good pottery of transmutation effect, including following preparation process：1）Raw material prepares：Institute
Stating raw material includes blank and glaze, and the blank is made up of the raw material of following parts by weight：50 parts of kaolin, 25 parts of porcelain stone, clay
15 parts, 15 parts of feldspar, 15 parts of mullite；The glaze is made up of the raw material of following parts by weight：60 parts of this medicine, calcite 15
Part, 15 parts of plant ash, 5 parts of cupric oxide, 10 parts of Copper Ores, 5 parts of glass；The preparation of glaze and blank can be entered using prior art
Row prepares this and repeated no more, and refreshing Hou tradition chun glaze formula is fairly simple, and the introduction of the nineties liquefied gas makes formula gradually various
Change, applicant adds modern thick material glass improved technology on the basis of traditional chun glaze, and by the experiment of up to a hundred times, glass uses city
The cullet commonly used on field, add glass and improve traditional chun glaze.Principle：The glass of the glaze mutually more mellow and fuller light of higher porcelain in ceramics
Sliding, chun glaze is to cover glaze, thick tire thickness glaze.Common saying says that tire fertilizer glaze is thick, and thick glaze trickles at high temperature produces U.S. of transmutation, practice card
Understand and improve glass phase after adding glass, transmutation effect is more rich and varied than traditional glaze U.S..
2）By step 1）In blank be made walk, first walk is placed on the wheel disc of rotation, embraced with hand just embracing it is suitable, then
A nest is deducted in the middle part on walk top, and upper carrying handle nest lifts, then left hand is placed on inside nest, the right hand is placed on nest
Outside, two hands four refer to inside and outside with respect to pultrusion nest mud, are extended to top or outside, make the thinning base substrate into suitable thickness of nest mud, simultaneously
Base substrate is turned into predetermined variously-shaped, finally base substrate is cut off with a fine rule below the bottom of base substrate, then it is enterprising in runner
Row rotary cut is rested and reorganized；
3）Passing through step 2）The biscuit of not upper glaze, is put into temperature and fires 2h in 850 DEG C of kilns, by biscuiting, base after finishing
Internal organic matter is oxidized, and moisture effusion, carbonate and sulfate therein is also decomposed, to can avoid these things during glaze firing
The volatilization of matter and cause glaze paint to occur the defects of pinhole, glaze bubble, while avoiding the deposition of carbon, can make chun glaze it is bright in colour,
It is bright.Blank strength increase after biscuiting, beneficial to glazing, loading of kiln and transfer operation, can reduce breakage.Base substrate gas after biscuiting
Hole increases, and water absorbing force enhancing, improves sucking ability, easily reaches required glazed thickness during glazing, and can guarantee that glazing
Processing quality requirement.Because the glaze layer of pottery is general thicker, without the base substrate of biscuiting, water absorbing force is low, cannot stand thick glaze
Absorption, easily produces Blister after moulded pottery not yet put in a kiln to bake surface is drenched, glazing is also easy to peeling occur after burning till, lacks the problems such as glaze.Biscuiting
Afterwards, biscuit can once be picked again, underproof plain embryo is rejected；Because of some defects, ability is obvious after biscuiting,
Such as hidden crackle, pinhole, weed out underproof biscuit, can further improve the quality of pottery glaze firing finished product.
4）By step 3）In qualified biscuit carry out glazing treatment：Lime-ash inside and outside biscuit is clean with instrument removing, with
Prevent occurring slag particle in glaze paint, influence glaze quality.Water is dipped in sponge and erases floating ash on biscuit, so that tire glaze combines after glazing
Firmly, concentration refers to the dilute thick of glaze slip, and the thick concentration of glaze is big, and glaze dilute concentration is small, and glazing, upper complete step 1 are carried out to biscuit）In glaze
Clear foot is carried out afterwards, the unwanted glaze of glazed body foot bottom is removed clean.
5）Biscuit after glazing is fired, comprised the following steps：
a）Biscuit after glazing is put into liquefied gas kiln, lighted a fire early stage, is first operated to carrying out dropping force in kiln so that pressure is
0.04MP；Pressure is put into minimum, is advantageous to the drying of base substrate,
b）By step a）In liquefied gas kiln in carry out warming temperature, start to boost when temperature reaches 950 DEG C, temperature from
By pressure rise to 0.1MP in 950 DEG C to 1200 DEG C of temperature-rise period；
C) as step b）Middle liquefied gas kiln temperature reduces pressure to 0.01-0.03MP again after reaching 1200 DEG C；
d）When liquefied gas kiln temperature reaching 1200-1250 DEG C to carrying out being incubated 2-3 small in kiln；Fire is incubated favourable glaze afterwards
The closing in face, the smoothness of chun glaze being improved, make product transmutation effect more preferable, glaze paint is more gentle as beautiful,
e）Afterwards to step d）Carried out in middle liquefied gas kiln only fiery after being warming up to 1280-1300 DEG C；
f）Again liquefied gas kiln is carried out being cooled to 1000-1100 DEG C and be incubated 1-1.5h again；
g）Cooled after insulation, wicket can be slightly opened when dropping to below 200 DEG C makes its rapid cooling, at 100 DEG C or so
Kiln discharge；
6）To the product after burning till, pick and classification are carried out according to pottery quality standard.Certified products typically have certified products, fine work, treasure
Several ranks such as product.Certified products does not have defect or defect minimum, and transmutation effect is general；Fine work does not have any defect, there is certain kiln
Become effect；Treasure is then the outstanding person in fine work, and transmutation effect is abundant and unique.Transmutation effect includes the color of pottery product glaze paint
Coloured silk, spot, texture, hacking and natural picture, artistic conception etc..
Claims (1)
1. the preparation method of the good pottery of a kind of transmutation effect, it is characterised in that including following preparation process：
1）Raw material prepares：The raw material includes blank and glaze, and the blank is made up of the raw material of following parts by weight：Kaolin
40-50 parts, porcelain stone 20-25 parts, clay 10-15 parts, feldspar 10-15 parts, mullite 10-15 parts；The glaze is by following heavy
Measure the raw material composition of part：This medicine 50-60 parts, calcite 10-15 parts, plant ash 10-15 parts, cupric oxide 1-5 parts, Copper Ores 5-10
Part, glass 3-5 parts；
2）By step 1）In blank be made walk, first walk is placed on the wheel disc of rotation, embraced with hand just embracing it is suitable, then in mud
A nest is deducted in the middle part on group top, and upper carrying handle nest lifts, then left hand is placed on inside nest, and the right hand is placed on outside nest,
Two hands four refer to inside and outside with respect to pultrusion nest mud, are extended to top or outside, make the thinning base substrate into suitable thickness of nest mud, while make base
Body turns into predetermined variously-shaped, and finally base substrate is cut off with a fine rule below the bottom of base substrate, then is revolved on runner
Cut rest and reorganization；
3）Passing through step 2）The biscuit of not upper glaze, is put into temperature and fires 2-3h in 800 DEG C of -850 DEG C of kilns, burn after finishing
Biscuit can once be picked again after system, underproof plain embryo is rejected；
4）By step 3）In qualified biscuit carry out glazing treatment：Lime-ash inside and outside biscuit is removed totally with instrument, uses sponge
Dip in water and erase floating ash on biscuit, glazing, upper complete step 1 are carried out to biscuit）In glaze after glazed body foot bottom is unwanted
Glaze is removed clean；
5）Biscuit after glazing is fired, comprised the following steps：a）Biscuit after glazing is put into liquefied gas kiln, lighted a fire
Early stage, first operated to carrying out dropping force in kiln so that pressure is 0.04MP； b）By step a）In liquefied gas kiln in heated up
Operation, start to boost when temperature reaches 950 DEG C, in temperature-rise period of the temperature from 950 DEG C to 1200 DEG C by pressure rise to
0.1MP；C) as step b）Middle liquefied gas kiln temperature reduces pressure to 0.01-0.03MP again after reaching 1200 DEG C；d）Work as liquefaction
To carrying out being incubated 2-3 hour in kiln when gas kiln temperature reaches 1200-1250 DEG C； e）Afterwards to step d）In middle liquefied gas kiln
Carry out only fiery after being warming up to 1280-1300 DEG C；f）Again liquefied gas kiln is carried out being cooled to 1000-1100 DEG C and be incubated 1-1.5h again；
g）Cooled after insulation, wicket can be slightly opened when dropping to below 200 DEG C makes its rapid cooling, can kiln discharge at 100 DEG C or so；
6）To the product after burning till, pick and classification are carried out according to pottery quality standard.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109384478A (en) * | 2018-12-19 | 2019-02-26 | 禹州市正玉钧窑有限公司 | A kind of red glaze of band spot an ancient unit of weight |
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| CN106007669A (en) * | 2016-05-27 | 2016-10-12 | 张晓兵 | Totally closed zero-air-outlet double-layer Jun porcelain heat preserving cup and production method thereof |
| CN106186697A (en) * | 2016-07-04 | 2016-12-07 | 王建红 | A kind of stove an ancient unit of weight glaze |
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| CN106007669A (en) * | 2016-05-27 | 2016-10-12 | 张晓兵 | Totally closed zero-air-outlet double-layer Jun porcelain heat preserving cup and production method thereof |
| CN106186697A (en) * | 2016-07-04 | 2016-12-07 | 王建红 | A kind of stove an ancient unit of weight glaze |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109384478A (en) * | 2018-12-19 | 2019-02-26 | 禹州市正玉钧窑有限公司 | A kind of red glaze of band spot an ancient unit of weight |
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