CN104786343A - 一种α-氧化铝粉的压制成型方法 - Google Patents
一种α-氧化铝粉的压制成型方法 Download PDFInfo
- Publication number
- CN104786343A CN104786343A CN201510084062.XA CN201510084062A CN104786343A CN 104786343 A CN104786343 A CN 104786343A CN 201510084062 A CN201510084062 A CN 201510084062A CN 104786343 A CN104786343 A CN 104786343A
- Authority
- CN
- China
- Prior art keywords
- pressure
- dwell time
- pressing
- alpha
- molding pressure
- 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
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000003825 pressing Methods 0.000 title claims abstract description 30
- 239000000843 powder Substances 0.000 title claims abstract description 12
- 238000000465 moulding Methods 0.000 claims description 21
- 235000015895 biscuits Nutrition 0.000 claims description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 239000003153 chemical reaction reagent Substances 0.000 abstract description 2
- 238000007723 die pressing method Methods 0.000 abstract 5
- 238000009413 insulation Methods 0.000 description 8
- 238000005245 sintering Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005056 compaction Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Press-Shaping Or Shaping Using Conveyers (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510084062.XA CN104786343A (zh) | 2015-02-16 | 2015-02-16 | 一种α-氧化铝粉的压制成型方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510084062.XA CN104786343A (zh) | 2015-02-16 | 2015-02-16 | 一种α-氧化铝粉的压制成型方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN104786343A true CN104786343A (zh) | 2015-07-22 |
Family
ID=53551745
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510084062.XA Pending CN104786343A (zh) | 2015-02-16 | 2015-02-16 | 一种α-氧化铝粉的压制成型方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104786343A (zh) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1263877A (zh) * | 1999-01-29 | 2000-08-23 | 住友化学工业株式会社 | 半透明氧化铝烧结体及其生产 |
CN202640537U (zh) * | 2012-06-09 | 2013-01-02 | 山东晶鑫晶体科技有限公司 | 高纯氧化铝饼料预成型模具 |
-
2015
- 2015-02-16 CN CN201510084062.XA patent/CN104786343A/zh active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1263877A (zh) * | 1999-01-29 | 2000-08-23 | 住友化学工业株式会社 | 半透明氧化铝烧结体及其生产 |
CN202640537U (zh) * | 2012-06-09 | 2013-01-02 | 山东晶鑫晶体科技有限公司 | 高纯氧化铝饼料预成型模具 |
Non-Patent Citations (1)
Title |
---|
李晓东: "99.5wt%亚微米氧化铝粉干压成型致密化技术的研究", 《山东理工大学硕士学位论文》 * |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104386670A (zh) | 一种等静压高纯石墨材料及其制备方法 | |
CN102502603A (zh) | 大规格细颗粒各向同性等静压高纯石墨的生产工艺 | |
CN101980583A (zh) | 一种用于制备石英坩埚的石墨电极的制备方法 | |
CN106631049A (zh) | 一种常压烧结用于触摸屏和太阳能电池领域的ito旋转靶材的方法 | |
CN107857261A (zh) | 一种核石墨材料的制备方法 | |
CN102581929B (zh) | 一种高纯氧化铝粉的饼料成型方法 | |
CN113683424A (zh) | 一种使用再生石墨热压冷出一次成型制备坩埚的方法 | |
CN104556979B (zh) | 一种氧化铍陶瓷夹持杆及其制作方法 | |
CN104117673B (zh) | 中频炉烧结钨坯条的方法 | |
CN104261831B (zh) | 多层YAG-Tm:YAG-YAG-Ho:YAG-YAG复合激光陶瓷及其制备方法与应用 | |
CN204991436U (zh) | 钕铁硼各向异性多极磁环全自动热压一次成型设备 | |
CN107051334B (zh) | 用于合成IIa型钻石的合成块结构及IIa型钻石的合成方法 | |
CN104786343A (zh) | 一种α-氧化铝粉的压制成型方法 | |
CN105458266A (zh) | 一种烧结制备钼板坯的方法 | |
CN109456079B (zh) | 矿热炉用保温型微孔电炉炭块的制备方法 | |
CN104786344A (zh) | 一种α-氧化铝粉的压制成型方法 | |
CN116313483A (zh) | 一种降低薄片烧结钕铁硼磁体毛坯变形量的方法 | |
CN201871727U (zh) | 粉末冶金成形机 | |
CN104178625A (zh) | 一种防止在冶炼过程中爆裂的菱镁矿粉球团制备方法 | |
CN113831128B (zh) | 一种石墨热等静压成型的加工方法 | |
CN105913888A (zh) | 一种高温气冷堆控制棒用核级碳化硼芯块制备方法 | |
CN207057277U (zh) | 大口径无缝钢管穿孔用模压成型钼基顶头及其软模具 | |
CN104016329B (zh) | 高密度高强度石墨的制备方法 | |
CN202123667U (zh) | 聚四氟乙烯密封环的生产装置 | |
CN201409232Y (zh) | 氮化硅发热体 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
ASS | Succession or assignment of patent right |
Owner name: LIU GUANHUA Free format text: FORMER OWNER: QINGDAO SHENGNUO OPTOELECTRONIC TECHNOLOGY CO., LTD. Effective date: 20150714 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20150714 Address after: 810000 Qinghai Province, Xining City District Nanchuan Industrial Park Industrial Road No. 8 Applicant after: Liu Guanhua Address before: 810000 Qinghai Province, Xining City District Nanchuan Industrial Park Industrial Road No. 8 Applicant before: SHENGNUO OPTOELECTRONIC TECHNOLOGY (QH) Co.,Ltd. |
|
EXSB | Decision made by sipo to initiate substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150722 |
|
RJ01 | Rejection of invention patent application after publication |