CN104529410A - Ceramic body with low expansion coefficient, and production method thereof - Google Patents
Ceramic body with low expansion coefficient, and production method thereof Download PDFInfo
- Publication number
- CN104529410A CN104529410A CN201410731863.6A CN201410731863A CN104529410A CN 104529410 A CN104529410 A CN 104529410A CN 201410731863 A CN201410731863 A CN 201410731863A CN 104529410 A CN104529410 A CN 104529410A
- Authority
- CN
- China
- Prior art keywords
- parts
- ceramic body
- expansion coefficient
- low
- preparation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The invention relates to a ceramic body with a low expansion coefficient. The ceramic body comprises, by weight, 5-8 parts of LiO2, 8-11 parts of K2O, 25-27 parts of Al2O3, 41-49 parts of SiO2, 2-3 parts of TiO2, 2-5 parts of Na2O, 15-19 parts of ZnO, 15-18 parts of CaO, 4-5 parts of MgO, and 1-2 parts of Fe2O3. The ceramic body obtained in the invention has a low expansion coefficient, can well adapt to other products, has no cracking problem, and facilitates popularization application.
Description
Technical field
The present invention relates to ceramic technology field, more specifically, relate to a kind of low-expansion coefficient ceramic body and preparation method thereof.
Background technology
The coefficient of expansion is very important with application to the production of stupalith, as glazing on ceramic body, if the coefficient of expansion of ceramic body and glaze cannot adapt to, product just can be caused to ftracture, therefore must regulate the coefficient of expansion of ceramic body, more adapt to allow it.And the coefficient of expansion factor affecting ceramic body is a lot, as starting material composition, firing process etc.
Summary of the invention
The object of this invention is to provide a kind of low-expansion coefficient ceramic body.
Another object of the present invention is to provide a kind of preparation method of described low-expansion coefficient ceramic body.
The object of the invention is achieved by the following technical programs:
A kind of low-expansion coefficient ceramic body is provided, is made up of each component of following weight fraction: LiO
25 ~ 8 parts, K
2o 8 ~ 11 parts, Al
2o
325 ~ 27 parts, SiO
241 ~ 49 parts, TiO
22 ~ 3 parts, Na
2o 2 ~ 5 parts, ZnO 15 ~ 19 parts, CaO 15 ~ 18 parts, MgO 4 ~ 5 parts, Fe
2o
31 ~ 2 part.
Preferably, described low-expansion coefficient ceramic body is made up of each component of following weight fraction: LiO
27 parts, K
2o 9 parts, Al
2o
326 parts, SiO
245 parts, TiO
22 parts, Na
2o 4 parts, ZnO 18 parts, CaO 16 parts, MgO 5 parts, Fe
2o
32 parts.
Present invention also offers the preparation method of described low-expansion coefficient ceramic body, comprise the following steps:
S1. raw material is got by weight ratio, with ball: water: it is that 300 mesh sieves tail over 0.5 ~ 0.6% that the ratio goal barreling of material=2:0.75:1 is milled to fineness, is sieved by grinding gained slurry iron-removing, puts into suction pit old 5 days, for subsequent use;
S2. be blank by mud injection forming obtained by S1;
S3. the blank after injection forming enters kiln oxydizing flame and burns till.
Preferably, the firing temperature described in S3 is 1350 ~ 1380 DEG C.
Preferably, the firing time described in S3 is 9 ~ 12 hours.
Compared with prior art, the present invention has following beneficial effect:
The invention provides a kind of low-expansion coefficient ceramic body, its coefficient of expansion is low, can be applied to better on other products.
Embodiment
Below in conjunction with specific embodiment, the present invention is further illustrated.
Embodiment 1
Present embodiment discloses a kind of low-expansion coefficient ceramic body, be made up of each component of following weight fraction: LiO
27 parts, K
2o 9 parts, Al
2o
326 parts, SiO
245 parts, TiO
22 parts, Na
2o 4 parts, ZnO 18 parts, CaO 16 parts, MgO 5 parts, Fe
2o
32 parts.
Embodiment 2
Present embodiment discloses a kind of low-expansion coefficient ceramic body, be made up of each component of following weight fraction: LiO
25 parts, K
2o 8 parts, Al
2o
325 parts, SiO
241 parts, TiO
23 parts, Na
2o 2 parts, ZnO 15 parts, CaO 15 parts, MgO 4 parts, Fe
2o
31 part.
Embodiment 3
Present embodiment discloses a kind of low-expansion coefficient ceramic body, be made up of each component of following weight fraction: LiO
28 parts, K
2o 11 parts, Al
2o
327 parts, SiO
249 parts, TiO
22.8 parts, Na
2o 5 parts, ZnO 19 parts, CaO 18 parts, MgO 5 parts, Fe
2o
31.8 part.
Embodiment 4
Present embodiment discloses a kind of low-expansion coefficient ceramic body, be made up of each component of following weight fraction: LiO
26 parts, K
2o 10 parts, Al
2o
326 parts, SiO
247 parts, TiO
22.8 parts, Na
2o 3 parts, ZnO 16 parts, CaO 17 parts, MgO 4.5 parts, Fe
2o
31.5 part.
Embodiment 5
The components by weight percent of Example 1 ~ 4 any embodiment prepares low-expansion coefficient ceramic body, and preparation process is as follows:
S1. raw material is got by weight ratio, with ball: water: it is that 300 mesh sieves tail over 0.5% that the ratio goal barreling of material=2:0.75:1 is milled to fineness, is sieved by grinding gained slurry iron-removing, puts into suction pit old 5 days, for subsequent use;
S2. be blank by mud injection forming obtained by S1;
S3. the blank after injection forming enters kiln oxydizing flame and burns till, and firing temperature is 1350 DEG C, and firing time is 9 hours.
The coefficient of expansion of gained ceramic body is 4.5 × 10
-6/ DEG C, because the coefficient of expansion is low, better can adapt to other products, as also not easily caused cracking in its surperficial glazing.
Embodiment 6
The components by weight percent of Example 1 ~ 4 any embodiment prepares low-expansion coefficient ceramic body, and preparation process is as follows:
S1. raw material is got by weight ratio, with ball: water: it is that 300 mesh sieves tail over 0.6% that the ratio goal barreling of material=2:0.75:1 is milled to fineness, is sieved by grinding gained slurry iron-removing, puts into suction pit old 5 days, for subsequent use;
S2. be blank by mud injection forming obtained by S1;
S3. the blank after injection forming enters kiln oxydizing flame and burns till, and firing temperature is 1380 DEG C, and firing time is 12 hours.
The coefficient of expansion of gained ceramic body is 4.37 × 10
-6/ DEG C, because the coefficient of expansion is low, better can adapt to other products, as also not easily caused cracking in its surperficial glazing.
Embodiment 7
The components by weight percent of Example 1 ~ 4 any embodiment prepares low-expansion coefficient ceramic body, and preparation process is as follows:
S1. raw material is got by weight ratio, with ball: water: it is that 300 mesh sieves tail over 0.6% that the ratio goal barreling of material=2:0.75:1 is milled to fineness, is sieved by grinding gained slurry iron-removing, puts into suction pit old 5 days, for subsequent use;
S2. be blank by mud injection forming obtained by S1;
S3. the blank after injection forming enters kiln oxydizing flame and burns till, and firing temperature is 1350 DEG C, and firing time is 10 hours.
The coefficient of expansion of gained ceramic body is 4.15 × 10
-6/ DEG C, because the coefficient of expansion is low, better can adapt to other products, as also not easily caused cracking in its surperficial glazing.
Claims (5)
1. a low-expansion coefficient ceramic body, is characterized in that, is made up of: LiO each component of following weight fraction
25 ~ 8 parts, K
2o 8 ~ 11 parts, Al
2o
325 ~ 27 parts, SiO
241 ~ 49 parts, TiO
22 ~ 3 parts, Na
2o 2 ~ 5 parts, ZnO 15 ~ 19 parts, CaO 15 ~ 18 parts, MgO 4 ~ 5 parts, Fe
2o
31 ~ 2 part.
2. low-expansion coefficient ceramic body according to claim 1, is characterized in that, is made up of: LiO each component of following weight fraction
27 parts, K
2o 9 parts, Al
2o
326 parts, SiO
245 parts, TiO
22 parts, Na
2o 4 parts, ZnO 18 parts, CaO 16 parts, MgO 5 parts, Fe
2o
32 parts.
3. the preparation method of low-expansion coefficient ceramic body according to claim 1 or 2, is characterized in that, comprise the following steps:
S1. raw material is got by weight ratio, with ball: water: it is that 300 mesh sieves tail over 0.5 ~ 0.6% that the ratio goal barreling of material=2:0.75:1 is milled to fineness, is sieved by grinding gained slurry iron-removing, puts into suction pit old 5 days, for subsequent use;
S2. be blank by mud injection forming obtained by S1;
S3. the blank after injection forming enters kiln oxydizing flame and burns till.
4. preparation method according to claim 3, is characterized in that, the firing temperature described in S3 is 1350 ~ 1380 DEG C.
5. preparation method according to claim 3, is characterized in that, the firing time described in S3 is 9 ~ 12 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410731863.6A CN104529410A (en) | 2014-12-06 | 2014-12-06 | Ceramic body with low expansion coefficient, and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410731863.6A CN104529410A (en) | 2014-12-06 | 2014-12-06 | Ceramic body with low expansion coefficient, and production method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104529410A true CN104529410A (en) | 2015-04-22 |
Family
ID=52845098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410731863.6A Pending CN104529410A (en) | 2014-12-06 | 2014-12-06 | Ceramic body with low expansion coefficient, and production method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104529410A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1094269A (en) * | 1993-04-26 | 1994-11-02 | 张文池 | A kind of cooking white sand pot of tool high thermal stability |
| US5614330A (en) * | 1995-08-18 | 1997-03-25 | American Thermocraft Corporation | Porcelain coating compositions for low expansion porcelain cores and the resulting all-ceramic dental restorations |
| CN1253125A (en) * | 1999-11-08 | 2000-05-17 | 苏君道 | Non-expansion lithium ceramics and process for preparing its crucible |
| JP2013155100A (en) * | 2012-01-31 | 2013-08-15 | Sumitomo Chemical Co Ltd | Green honeycomb formed body, production method of green honeycomb formed body, and production method of honeycomb fired body |
-
2014
- 2014-12-06 CN CN201410731863.6A patent/CN104529410A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1094269A (en) * | 1993-04-26 | 1994-11-02 | 张文池 | A kind of cooking white sand pot of tool high thermal stability |
| US5614330A (en) * | 1995-08-18 | 1997-03-25 | American Thermocraft Corporation | Porcelain coating compositions for low expansion porcelain cores and the resulting all-ceramic dental restorations |
| CN1253125A (en) * | 1999-11-08 | 2000-05-17 | 苏君道 | Non-expansion lithium ceramics and process for preparing its crucible |
| JP2013155100A (en) * | 2012-01-31 | 2013-08-15 | Sumitomo Chemical Co Ltd | Green honeycomb formed body, production method of green honeycomb formed body, and production method of honeycomb fired body |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102674804B (en) | Reinforcing porcelain blank suitable for Longquan green glaze and preparation method of product thereof | |
| CN104016667B (en) | A kind of preparation method of middle temperature magnesium-intensified ceramic and the product making thereof | |
| CN107382069B (en) | It is a kind of low cost low expansion ceramic without zirconia enamel and preparation method thereof | |
| CN105967643A (en) | Middle-temperature high-grade daily tableware porcelain and preparation method thereof | |
| UA93227C2 (en) | Ground boron-containing composition for the production of glaze, the process for its preparation and use, the process for glazing of ceramic product and the product therein | |
| BR112017027039A2 (en) | composition of high modulus fiberglass, fiberglass and composite material | |
| CN105503148B (en) | A kind of preparation method of the base of high strength magnesium Longquan celadon, glaze and product | |
| CN101792303B (en) | Longquan celadon reinforced blank and preparation method of product thereof | |
| CN1328223C (en) | Manufacturing method of redyohen tenmoku ceramic and ceramic glaze used therefor | |
| CN102942384A (en) | Repair slurry for sanitary ceramics | |
| MX2018010963A (en) | High performance glass fibre composition, and glass fibre and composite material thereof. | |
| CN108530034B (en) | Full-glaze ceramic and preparation method thereof | |
| CN103626474A (en) | Strengthened dolomite pottery blank mud | |
| CN102432270A (en) | High efficiency ceramic blank casting slip and processing method thereof | |
| CN105622076A (en) | Hyalophane crystal ceramic body pug and manufacturing process thereof | |
| CN109987842A (en) | A kind of pottery celeste glaze and its preparation process | |
| CN103896557A (en) | Jade porcelain and making method thereof | |
| CN101659542B (en) | Crystal ceramic and preparation method thereof | |
| CN104529540A (en) | Plum green glaze and its application in production of plum green glaze products | |
| CN105439532A (en) | High-performance pottery and preparation method thereof | |
| CN105366945A (en) | Heat-resistant glass fiber and preparation method thereof | |
| CN1091435C (en) | Low temp. quick roasting technology for domestic fine porcelain | |
| CN101935206B (en) | Bone china paste and preparing technology thereof | |
| WO2014125108A3 (en) | Temperature-resistant aluminosilicate glass fibers and method for the production thereof and use thereof | |
| CN104529410A (en) | Ceramic body with low expansion coefficient, and production method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150422 |