CN105174920A - Production method of ceramic tile - Google Patents
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- CN105174920A CN105174920A CN201510564243.2A CN201510564243A CN105174920A CN 105174920 A CN105174920 A CN 105174920A CN 201510564243 A CN201510564243 A CN 201510564243A CN 105174920 A CN105174920 A CN 105174920A
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Abstract
The invention relates to a production method of ceramic tiles. The production method of the ceramic tiles is characterized by comprising the following steps: (1) ball-milling raw materials; (2) sieving the ball-milled raw materials to remove impurities; (3) adding paraffin and oleic acid into the raw materials and agitating the mixture; (4) performing compression molding to produce semicircular molded tiles; (5) removing the paraffin in the molded tile through high temperature; (6) connecting every two molded tiles through a washer to form a circular ring and sintering the tiles in the hearth of a tunnel sintering furnace; (7) separating ceramic tile finished products from the washers, and cleaning the ceramic tiles to obtain finished products. The production method of the ceramic tiles has the advantages that the operation is simple; by adding magnesium oxide into the raw materials, the toughness of the sintered ceramic is enhanced, the situation of ceramic glaze lack during production is avoided and the ceramic qualification rate is improved; by removing iron in the raw materials, the electric performance of ceramic is enhanced; by connecting every two molded tiles together through the washer for sintering, the product deformation is effectively reduced; the sintering density of the ceramic tiles is 3.65 to 3.7g/cm<3> and the water absorption is below 0.01 percent.
Description
Technical field
The present invention relates to a kind of production method of ceramic tile, belong to technical field of ceramic material.
Background technology
The high-abrasive material that current ore deposit machine uses is of a great variety, roughly has following several: have alloy as, Gao Ge, Gao Meng, also have pottery, also have rubber, polyethylene, urethane etc.High mangaenese steel toughness is had a surplus and wear resistance is not enough; All kinds of alloy white cast iron hardness is high, wear resistance good, but toughness is poor, and safe reliability is low; Middle low-alloy wear-resistant steel is between the above two, and austempered ductile iron lacks general application at present, needs further to be familiar with.And the occasion that the non-metallic material such as alumina material, silicon nitride, toughened zirconium oxide are used in the impact of high wearing and tearing low angle is better than the result of use of metallic substance.
The raw materials such as aluminium sesquioxide, calcium carbonate, silicon oxide, kaolin and talcum powder mainly mix by the production method of existing alumina ceramic wear resistant material by a certain percentage, use the mode of injection moulding to make required ceramic idiosome, obtain required product through the operation such as de-waxing, high temperature sintering.Utilize the conforming product rate of this kind of method production between 50 ~ 60%, cause bad major cause to be impurity, deformation of products, scarce porcelain etc.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of production method of ceramic tile, this kind of method can effectively reduce the impurity of product, improves deformation of products, improves the qualification rate of product.
According to technical scheme provided by the invention, the production method of described ceramic tile, is characterized in that, comprise the following steps: with weight parts,
(1) raw material ball milling: 90 ~ 94 parts of aluminium sesquioxides, 1.5 ~ 2.5 parts of calcium carbonate, 1 ~ 2 part of silicon oxide, 3 ~ 4 parts of kaolin, 1 ~ 3 part of talcum powder, 1 ~ 2 part of magnesium oxide, 5 ~ 9 parts of bonding agents, 1 ~ 2 part of parting agent, 1 ~ 3 part of dispersion agent and 1 ~ 2 part of foam killer are poured in ball mill and carried out dry ball milling, Ball-milling Time is 13 ~ 15 hours, the ratio of ballstone and powder weight is 1:1, and drum's speed of rotation is 25 ~ 35r/min; After ball milling starts 3 hours, add 0.2 ~ 0.3 part of oleic acid;
(2) sieve the raw material after ball milling removing iron contamination;
(3) in raw material, add 1 ~ 3 part of paraffin and 0.5 ~ 1 part of oleic acid and stir, obtaining slurry;
(4) slurry compression molding is obtained semicircular arc shaping tile;
(5) shaping tile gets rid of paraffin through high temperature;
(6) sinter:
1. carboxymethyl cellulose is mixed with the part by weight of 4.5 ~ 5.5:1 with water, obtain mixed solution, and mixed solution is mixed by the weight ratio of 3.5 ~ 4.5:1 with 80 ~ 90 object corundum sand, obtain smearing slurry;
2. on two longitudinal terminal surfaces of shaping tile with 1.5 ~ 2.5g/cm
2evenly brush and smear slurry;
3. by two shaping tile nocks in opposite directions and coaxially place, place pad respectively between two longitudinal terminal surfaces of shaping tile, two shaping tiles are connected into annulus by pad, then shaping tile and pad are put into the heating zone of tunnel sintering oven burner hearth;
4. shaping tile and pad is pushed to cooling zone from the heating zone of tunnel sintering oven burner hearth through heating zone, shaping tile is sintered into ceramic tile finished product in heating zone, the temperature of heating zone is 1530 ~ 1580 DEG C, often push away and once namely push ahead 20 ~ 30mm, often push away once 3 ~ 5min consuming time, often pushing away an interval time is 40 ~ 50min, is 10 ~ 12h by the always consuming time of heating zone, being 3 ~ 4h by the always consuming time of heating zone, is 15 ~ 18h by the always consuming time of cooling zone;
(7) release from cooling zone two ceramic tile finished products are separated with pad, cleaning ceramic tile finished product.
Further, the particulate state powder that median size is 10 ~ 20 microns is obtained after described step (1) raw material ball milling.
Further, described not rapid (2) sieve the raw material after ball milling removing iron contamination, is specially: the raw material after ball milling is put into 100 order vibratory screening apparatuss and remove macrobead iron contamination.
Further, add paraffin and oleic acid in described step (3) raw material and stir, concrete steps are: melted by paraffin, add oleic acid, then add in the lump in stirrer with the powder after removing iron contamination, stir formation slurry, whipping temp 110 ~ 160 DEG C, churning time is 25 ~ 50 minutes; Proceed in vacuum mixer by the slurry be stirred, whipping temp 55 ~ 75 DEG C, vacuum tightness is-0.3 ~ 0.2MPa, and churning time is 3 ~ 5 hours; Slurry after vacuum stirring is put into baking oven stand-by, keep constant temperature 90 ~ 110 DEG C.
Further, described step (4) slurry compression molding obtains semicircular arc shaping tile, and concrete steps are: use cylinder-pressing ceramic tile die, die temperature keeps 25 ~ 35 DEG C; Poured into by slurry in Hot-pressed injector, keep constant temperature 50 ~ 55 DEG C, slurry is injected mould compression moulding by Hot-pressed injector, and pressure remains on 0.4 ~ 0.6MPa, and the dwell time is 3 ~ 5 seconds, and after release, shaping tile is taken out in the demoulding.
Further, described step (5) shaping tile gets rid of paraffin through high temperature, and concrete steps are: shaping tile to be loaded in saggar and to add sorbent material, keeping the distance between shaping tile, be warming up to 500 ~ 550 DEG C by the temperature rise rate of 10 ~ 20 DEG C/h; Be warming up to 900 ~ 950 DEG C with the temperature rise rate of 40 ~ 45 DEG C/h again, be incubated 0.5 ~ 1 hour; Then Temperature fall is to room temperature, takes out shaping tile, removes the sorbent material of excess surface.
Further, described sorbent material is gamma-alumina, and consumption is 0.1 ~ 0.5 weight part.
Further, described spacer thickness is 0.45 ~ 0.55mm.
Further, the top end face distance tunnel sintering oven roof of the furnace of described shaping tile is 30 ~ 50mm.
Further, described step (7) cleaning ceramic tile work in-process, concrete steps are: ceramic tile work in-process and triangle abrasive material are put into oscillating mill with the ratio of 1:5 ~ 6 and grinds 10 ~ 20 minutes, then pour clear water into, stay the impurity of ceramic tile surface of semi-finished after rinsing grinding.
The present invention has the following advantages: simple to operate; Add magnesium oxide in raw material, the toughness after ceramic post sintering is strengthened, avoid pottery in production process to lack porcelain, promote ceramic qualification rate; Deironing is carried out to raw material, strengthens electric properties of ceramics; Two panels tile is connected sintering with 0.45 ~ 0.55mm pad, effectively decreases deformation of products; The sintered density of pottery tile is 3.65 ~ 3.7g/cm
3, water-intake rate is less than 0.01%.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of product in sintering process of the present invention.
Sequence number in figure: shaping tile 1, pad 2.
Embodiment
Below in conjunction with embodiment, the invention will be further described.
Embodiment one: a kind of production method of ceramic tile, comprises the following steps:
(1) raw material ball milling: 90 parts of aluminium sesquioxides, 1.5 parts of calcium carbonate, 1 part of silicon oxide, 3.5 parts of kaolin, 1 part of talcum powder, 1 part of magnesium oxide, 5 parts of bonding agents, 1 part of parting agent, 3 parts of dispersion agents and 1 part of foam killer are poured in ball mill and carried out dry ball milling, Ball-milling Time is 13 hours, the ratio of ballstone and raw material weight is 1:1, and drum's speed of rotation is 25r/min; After ball milling starts 3 hours, add 0.2 part of activator oleic acid; Finally obtain the particulate state powder that median size is 12 microns;
(2) the particulate state powder after ball milling is put into 100 order vibratory screening apparatuss and remove macrobead iron contamination;
(3) add in stirrer by the powder after deironing, weigh 1 part of paraffin and melt, screen out the residue that melts in paraffin and add the oleic acid of 0.5 part, drop in stirrer, stir formation slurry, and keep constant temperature 120 DEG C, churning time is 25 minutes; Proceed in vacuum mixer by the slurry be stirred, keep constant temperature 55 DEG C, stir and vacuumize, vacuum tightness is-0.1MPa, and churning time is 3 hours; Slurry after vacuum stirring is put into baking oven stand-by, keep constant temperature 100 DEG C;
(4) use cylinder-pressing ceramic tile die, die temperature keeps 25 DEG C; Pour in Hot-pressed injector by slurry stand-by in baking oven, keep constant temperature 50 DEG C, slurry is injected mould compression moulding by Hot-pressed injector, and obtain the shaping tile of semicircle arcuation, pressure remains on 0.4MPa, and the dwell time is 3 seconds, and after release, shaping tile is taken out in the demoulding;
(5) shaping tile gets rid of paraffin through high temperature: shaping tile to be loaded in saggar and to add 0.1 part of sorbent material gamma-alumina, keep the distance between shaping tile, be warming up to 500 DEG C by the temperature rise rate of 10 DEG C/h, make the residual paraffin on shaping tile dissolve and be absorbed by gamma-alumina; Residual paraffin whole drained after be warming up to 900 DEG C with the temperature rise rate of 40 DEG C/h, be incubated 0.5 hour, make product have certain intensity so that deashing; After intensification reaches top temperature, Temperature fall is to room temperature, takes out product, removes the sorbent material of excess surface, loads wooden case;
(6) sinter:
1. carboxymethyl cellulose is mixed with the part by weight of 4.5:1 with water, obtain mixed solution, and mixed solution is mixed by the part by weight of 3.5:1 with 80 object corundum sand, obtain smearing slurry;
2. on two longitudinal terminal surfaces of de-waxing aftershaping tile with 1.5g/cm
2evenly brush and smear slurry;
3. as shown in Figure 1, by two shaping tile 1 nocks in opposite directions and coaxially place, a pad 2 is placed respectively between two longitudinal terminal surfaces of shaping tile 1, two shaping tiles 1 connect into circular by pad 2, then shaping tile and pad are put into the heating zone of tunnel sintering oven burner hearth, the top end face distance tunnel sintering oven roof of the furnace of shaping tile is 30mm;
4. shaping tile and pad is pushed to cooling zone from the heating zone of tunnel sintering oven burner hearth through heating zone, shaping tile is sintered into ceramic tile finished product in heating zone, the temperature of heating zone controls at 1530 DEG C, often push away and once namely push ahead 20mm, often push away once 3min consuming time, often push away and control at 40min an interval time, control at 10h by the always consuming time of heating zone, control at 3h by the always consuming time of heating zone, control at 15h by the always consuming time of cooling zone;
5. pad and ceramic tile finished product are pushed out from cooling zone, and two panels pottery tile finished product connects and composes an annulus with the pad of 0.45mm;
(7) clean: the junction of knocking ceramic tile finished product and pad with ceramic rod gently, until both are separated, ceramic tile finished product and triangle abrasive material are put into oscillating mill with the ratio of 1:5 after 10 minutes, clear water is poured into, after rinsing grinding, stay the impurity of ceramic tile finished surface.
The sintered density of gained pottery tile finished product is 3.65g/cm3, and water-intake rate is less than 0.01%.
Embodiment two: a kind of production method of ceramic tile, comprises the following steps:
(1) raw material ball milling: 92 parts of aluminium sesquioxides, 2 parts of calcium carbonate, 1.5 parts of silicon oxide, 3 parts of kaolin, 2 parts of talcum powder, 1.5 parts of magnesium oxide, 6 parts of bonding agents, 1.5 parts of parting agents, 1 part of dispersion agent and 1.5 parts of foam killers are poured in ball mill and carried out dry ball milling, Ball-milling Time is 13.5 hours, the ratio of ballstone and raw material weight is 1:1, and drum's speed of rotation is 30r/min; After ball milling starts 3 hours, add 0.25 part of activator oleic acid; Finally obtain the particulate state powder that median size is 10 microns;
(2) the particulate state powder after ball milling is put into 100 order vibratory screening apparatuss and remove macrobead iron contamination;
(3) add in stirrer by the powder after deironing, weigh 1.5 parts of paraffin and melt, screen out the residue that melts in paraffin and add the oleic acid of 0.6 part, drop in stirrer, stir formation slurry, and keep constant temperature 110 DEG C, churning time is 40 minutes; Proceed in vacuum mixer by the slurry be stirred, keep constant temperature 65 DEG C, stir and vacuumize, vacuum tightness is-0.3MPa, and churning time is 3.5 hours; Slurry after vacuum stirring is put into baking oven stand-by, keep constant temperature 90 DEG C;
(4) use cylinder-pressing ceramic tile die, die temperature keeps 30 DEG C; Pour in Hot-pressed injector by slurry stand-by in baking oven, keep constant temperature 50 DEG C, slurry is injected mould compression moulding by Hot-pressed injector, and obtain the shaping tile of semicircle arcuation, pressure remains on 0.5MPa, and the dwell time is 3 seconds, and after release, shaping tile is taken out in the demoulding;
(5) shaping tile gets rid of paraffin through high temperature: shaping tile to be loaded in saggar and to add 0.1 part of sorbent material gamma-alumina, keep the distance between two shaping tiles, be warming up to 550 DEG C by the temperature rise rate of 10 DEG C/h, make the residual paraffin on shaping tile dissolve and be absorbed by gamma-alumina; Residual paraffin whole drained after be warming up to 920 DEG C with the temperature rise rate of 45 DEG C/h, be incubated 0.5 hour, make shaping tile have certain intensity so that deashing; After intensification reaches top temperature, Temperature fall is to room temperature, takes out shaping tile, removes the sorbent material of excess surface, loads wooden case;
(6) sinter:
1. carboxymethyl cellulose is mixed with the part by weight of 5:1 with water, obtain mixed solution, and mixed solution is mixed by the part by weight of 4:1 with 80 ~ 90 object corundum sand, obtain smearing slurry;
2. on two longitudinal terminal surfaces of de-waxing aftershaping tile with 2g/cm
2evenly brush and smear slurry;
3. as shown in Figure 1, by two shaping tile nocks in opposite directions and coaxially place, a pad is placed respectively between two longitudinal terminal surfaces of shaping tile, two shaping tiles connect into circular by pad, then shaping tile and pad are put into the heating zone of tunnel sintering oven burner hearth, the top end face distance tunnel sintering oven roof of the furnace of shaping tile is 50mm;
4. shaping tile and pad is pushed to cooling zone from the heating zone of tunnel sintering oven burner hearth through heating zone, shaping tile is sintered into ceramic product in heating zone, the temperature of heating zone controls at 1580 DEG C, often push away and once namely push ahead 30mm, often push away once 5min consuming time, often push away and control at 50min an interval time, control at 12h by the always consuming time of heating zone, control at 4h by the always consuming time of heating zone, control at 18h by the always consuming time of cooling zone;
5. pad and ceramic tile finished product are pushed out from cooling zone, and two panels pottery tile finished product connects and composes an annulus with the pad of 0.5mm;
(7) clean: the junction of knocking ceramic tile finished product and pad with ceramic rod gently, until both are separated, ceramic tile finished product and triangle abrasive material are put into oscillating mill with the ratio of 1:6 after 15 minutes, clear water is poured into, after rinsing grinding, stay the impurity of ceramic tile finished surface.
The sintered density of gained pottery tile finished product is 3.7g/cm
3, water-intake rate is less than 0.01%.
Embodiment three: a kind of production method of ceramic tile, comprises the following steps:
(1) raw material ball milling: 94 parts of aluminium sesquioxides, 2.5 parts of calcium carbonate, 2 parts of silicon oxide, 4 parts of kaolin, 3 parts of talcum powder, 2 parts of magnesium oxide, 9 parts of bonding agents, 2 parts of parting agents, 3 parts of dispersion agents and 2 parts of foam killers are poured in ball mill and carried out dry ball milling, Ball-milling Time is 15 hours, the ratio of ballstone and powder weight is 1:1, and drum's speed of rotation is 35r/min; After ball milling starts 3 hours, add 0.3 part of activator oleic acid; Finally obtain the particulate state powder that median size is 20 microns;
(2) the particulate state powder after ball milling is put into 100 order vibratory screening apparatuss and remove macrobead iron contamination;
(3) add in stirrer by the powder after deironing, weigh 3 parts of paraffin and melt, screen out the residue that melts in paraffin and add the oleic acid of 1 part, drop in stirrer, stir formation slurry, and keep constant temperature 160 DEG C, churning time is 50 minutes; Proceed in vacuum mixer by the slurry be stirred, keep constant temperature 75 DEG C, stir and vacuumize, vacuum tightness is 0.2MPa, and churning time is 5 hours; Slurry after vacuum stirring is put into baking oven stand-by, keep constant temperature 110 DEG C;
(4) use cylinder-pressing ceramic tile die, die temperature keeps 35 DEG C; Pour in Hot-pressed injector by slurry stand-by in baking oven, keep constant temperature 55 DEG C, slurry is injected mould compression moulding by Hot-pressed injector, and obtain the shaping tile of semicircle arcuation, pressure remains on 0.6MPa, and the dwell time is 5 seconds, and after release, shaping tile is taken out in the demoulding;
(5) shaping tile gets rid of paraffin through high temperature: shaping tile to be loaded in saggar and to add 0.5 part of sorbent material gamma-alumina, keep the distance between shaping tile, be warming up to 550 DEG C by the temperature rise rate of 20 DEG C/h, make the residual paraffin on shaping tile dissolve and be absorbed by gamma-alumina; Residual paraffin whole drained after be warming up to 950 DEG C with the temperature rise rate of 45 DEG C/h, be incubated 1 hour, make shaping tile have certain intensity so that deashing; After intensification reaches top temperature, Temperature fall is to room temperature, takes out shaping tile, removes the sorbent material of excess surface, loads wooden case;
(6) sinter:
1. carboxymethyl cellulose is mixed with the part by weight of 5.5:1 with water, obtain mixed solution, and mixed solution is mixed by the part by weight of 4.5:1 with 80 ~ 90 object corundum sand, obtain smearing slurry;
2. on two longitudinal terminal surfaces of de-waxing aftershaping tile with 2.5g/cm
2evenly brush and smear slurry;
3. as shown in Figure 1, by two shaping tile nocks in opposite directions and coaxially place, a pad is placed respectively between two longitudinal terminal surfaces of shaping tile, two shaping tiles connect into circular by pad, then shaping tile and pad are put into the heating zone of tunnel sintering oven burner hearth, the top end face distance tunnel sintering oven roof of the furnace of shaping tile is 40mm;
4. shaping tile and pad is pushed to cooling zone from the heating zone of tunnel sintering oven burner hearth through heating zone, shaping tile is sintered into ceramic tile finished product in heating zone, the temperature of heating zone controls at 1550 DEG C, often push away and once namely push ahead 25mm, often push away once 4min consuming time, often push away and control at 45min an interval time, control at 11h by the always consuming time of heating zone, control at 3.5h by the always consuming time of heating zone, control at 16h by the always consuming time of cooling zone;
5. pad and ceramic tile finished product are pushed out from cooling zone, and two panels pottery tile finished product connects and composes an annulus with the pad of 0.55mm.
(7) clean: the junction of knocking ceramic tile finished product and pad with ceramic rod gently, until both are separated, ceramic tile finished product and triangle abrasive material are put into oscillating mill with the ratio of 1:6 after 20 minutes, clear water is poured into, after rinsing grinding, stay the impurity of ceramic tile finished surface.
The sintered density of gained pottery tile finished product is 3.67g/cm
3, water-intake rate is less than 0.01%.
Claims (10)
1. a production method for ceramic tile, is characterized in that, comprises the following steps: with weight parts,
(1) raw material ball milling: 90 ~ 94 parts of aluminium sesquioxides, 1.5 ~ 2.5 parts of calcium carbonate, 1 ~ 2 part of silicon oxide, 3 ~ 4 parts of kaolin, 1 ~ 3 part of talcum powder, 1 ~ 2 part of magnesium oxide, 5 ~ 9 parts of bonding agents, 1 ~ 2 part of parting agent, 1 ~ 3 part of dispersion agent and 1 ~ 2 part of foam killer are poured in ball mill and carried out dry ball milling, Ball-milling Time is 13 ~ 15 hours, the ratio of ballstone and powder weight is 1:1, and drum's speed of rotation is 25 ~ 35r/min; After ball milling starts 3 hours, add 0.2 ~ 0.3 part of oleic acid;
(2) sieve the raw material after ball milling removing iron contamination;
(3) in raw material, add 1 ~ 3 part of paraffin and 0.5 ~ 1 part of oleic acid and stir, obtaining slurry;
(4) slurry compression molding is obtained semicircular arc shaping tile;
(5) shaping tile gets rid of paraffin through high temperature;
(6) sinter:
1. carboxymethyl cellulose is mixed with the part by weight of 4.5 ~ 5.5:1 with water, obtain mixed solution, and mixed solution is mixed by the weight ratio of 3.5 ~ 4.5:1 with 80 ~ 90 object corundum sand, obtain smearing slurry;
2. on two longitudinal terminal surfaces of shaping tile with 1.5 ~ 2.5g/cm
2evenly brush and smear slurry;
3. by two shaping tile nocks in opposite directions and coaxially place, place pad respectively between two longitudinal terminal surfaces of shaping tile, two shaping tiles are connected into annulus by pad, then shaping tile and pad are put into the heating zone of tunnel sintering oven burner hearth;
4. shaping tile and pad is pushed to cooling zone from the heating zone of tunnel sintering oven burner hearth through heating zone, shaping tile is sintered into ceramic tile finished product in heating zone, the temperature of heating zone is 1530 ~ 1580 DEG C, often push away and once namely push ahead 20 ~ 30mm, often push away once 3 ~ 5min consuming time, often pushing away an interval time is 40 ~ 50min, is 10 ~ 12h by the always consuming time of heating zone, being 3 ~ 4h by the always consuming time of heating zone, is 15 ~ 18h by the always consuming time of cooling zone;
(7) release from cooling zone two ceramic tile finished products are separated with pad, cleaning ceramic tile finished product.
2. the production method of ceramic tile as claimed in claim 1, is characterized in that: obtain the particulate state powder that median size is 10 ~ 20 microns after described step (1) raw material ball milling.
3. the production method of ceramic tile as claimed in claim 1, is characterized in that: described rapid (2) sieve the raw material after ball milling removing iron contamination, is specially: the raw material after ball milling is put into 100 order vibratory screening apparatuss and remove macrobead iron contaminations.
4. the production method of ceramic tile as claimed in claim 1, it is characterized in that: add paraffin and oleic acid in described step (3) raw material and stir, concrete steps are: melted by paraffin, add oleic acid, again with removing iron contamination after powder add in the lump in stirrer, stir formation slurry, whipping temp 110 ~ 160 DEG C, and churning time is 25 ~ 50 minutes; Proceed in vacuum mixer by the slurry be stirred, whipping temp 55 ~ 75 DEG C, vacuum tightness is-0.3 ~ 0.2MPa, and churning time is 3 ~ 5 hours; Slurry after vacuum stirring is put into baking oven stand-by, keep constant temperature 90 ~ 110 DEG C.
5. the production method of ceramic tile as claimed in claim 1, is characterized in that: described step (4) slurry compression molding obtains semicircular arc shaping tile, and concrete steps are: use cylinder-pressing ceramic tile die, die temperature keeps 25 ~ 35 DEG C; Poured into by slurry in Hot-pressed injector, keep constant temperature 50 ~ 55 DEG C, slurry is injected mould compression moulding by Hot-pressed injector, and pressure remains on 0.4 ~ 0.6MPa, and the dwell time is 3 ~ 5 seconds, and after release, shaping tile is taken out in the demoulding.
6. the production method of ceramic tile as claimed in claim 1, it is characterized in that: described step (5) shaping tile gets rid of paraffin through high temperature, concrete steps are: shaping tile to be loaded in saggar and to add sorbent material, keep the distance between shaping tile, be warming up to 500 ~ 550 DEG C by the temperature rise rate of 10 ~ 20 DEG C/h; Be warming up to 900 ~ 950 DEG C with the temperature rise rate of 40 ~ 45 DEG C/h again, be incubated 0.5 ~ 1 hour; Then Temperature fall is to room temperature, takes out shaping tile, removes the sorbent material of excess surface.
7. the production method of ceramic tile as claimed in claim 6, it is characterized in that: described sorbent material is gamma-alumina, consumption is 0.1 ~ 0.5 weight part.
8. the production method of ceramic tile as claimed in claim 1, is characterized in that: described spacer thickness is 0.45 ~ 0.55mm.
9. the production method of ceramic tile as claimed in claim 1, is characterized in that: the top end face distance tunnel sintering oven roof of the furnace of described shaping tile is 30 ~ 50mm.
10. the production method of ceramic tile as claimed in claim 1, it is characterized in that: described step (7) cleaning ceramic tile work in-process, concrete steps are: ceramic tile work in-process and triangle abrasive material are put into oscillating mill with the ratio of 1:5 ~ 6 and grinds 10 ~ 20 minutes, then pour clear water into, after rinsing grinding, stay the impurity of ceramic tile surface of semi-finished.
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| CN113696087A (en) * | 2021-10-07 | 2021-11-26 | 广西新未来信息产业股份有限公司 | Vibration grinding disc cleaning process for piezoresistor ceramic chip |
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| CN106866159A (en) * | 2017-03-17 | 2017-06-20 | 无锡康伟工程陶瓷有限公司 | The preparation method of metallized ceramic raw material |
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| CN111087227A (en) * | 2019-11-27 | 2020-05-01 | 东台施迈尔新材料科技有限公司 | Ceramic component material capable of being rapidly fired and preparation method thereof |
| CN111116178A (en) * | 2019-11-27 | 2020-05-08 | 东台施迈尔新材料科技有限公司 | Components and preparation method of high-hardness fired ceramic part |
| CN113696087A (en) * | 2021-10-07 | 2021-11-26 | 广西新未来信息产业股份有限公司 | Vibration grinding disc cleaning process for piezoresistor ceramic chip |
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