CN1061272C - 低膨胀低发气的铸造石英砂及其生产方法 - Google Patents
低膨胀低发气的铸造石英砂及其生产方法 Download PDFInfo
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- CN1061272C CN1061272C CN98110021A CN98110021A CN1061272C CN 1061272 C CN1061272 C CN 1061272C CN 98110021 A CN98110021 A CN 98110021A CN 98110021 A CN98110021 A CN 98110021A CN 1061272 C CN1061272 C CN 1061272C
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- sand
- quartz
- quartz sand
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Abstract
Description
选用材料 | 普通石英砂 | 普通石英砂加缓解附料 | 锆砂 | 本发明石英砂 |
缓解膨胀附料 | 石墨%Fe2O3 | |||
混制覆膜砂的原砂加入量(kg) | 200 | 200 | 250 | 200 |
树脂加入量(原砂加入量%) | 2.5 | 2.5 | 2.0 | 2.0 |
常温抗拉强度(MPa) | 3.5-4.0 | 3.2-3.7 | 4.0-4.5 | 4.0-4.5 |
常温抗弯强度(MPa) | 6.5 | 6.0 | 7.0 | 7.5 |
发气量(mlg) | 17 | 17 | 10-12 | 9-11 |
1000℃时线膨胀率(%) | 1.2-1.4 | 0.7-1.0 | 0-0.4 | 0-0.4 |
生产发动机缸盖的废品率 | 30%以上 | 12%左右 | 1%左右 | 1%以下 |
产品售价(元/吨) | 1300 | 2000 | 8000-10000 | 2000 |
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN98110021A CN1061272C (zh) | 1998-01-16 | 1998-01-16 | 低膨胀低发气的铸造石英砂及其生产方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN98110021A CN1061272C (zh) | 1998-01-16 | 1998-01-16 | 低膨胀低发气的铸造石英砂及其生产方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1223180A CN1223180A (zh) | 1999-07-21 |
CN1061272C true CN1061272C (zh) | 2001-01-31 |
Family
ID=5220114
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN98110021A Expired - Fee Related CN1061272C (zh) | 1998-01-16 | 1998-01-16 | 低膨胀低发气的铸造石英砂及其生产方法 |
Country Status (1)
Country | Link |
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CN (1) | CN1061272C (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10144393A1 (de) * | 2001-09-10 | 2003-03-27 | Vaw Mandl & Berger Gmbh Linz | Formgrundstoff, Formstoff und Formteil für eine Giessform |
US9011430B2 (en) | 2009-11-04 | 2015-04-21 | Emcision Limited | Lumenal remodeling device and methods |
CN102476953A (zh) * | 2010-11-24 | 2012-05-30 | 洛阳利尔耐火材料有限公司 | 一种石英质干式料及其制备方法 |
CN102921879A (zh) * | 2012-10-25 | 2013-02-13 | 无锡中彩新材料股份有限公司 | 一种冶金铸型 |
CN104646594A (zh) * | 2015-01-22 | 2015-05-27 | 安徽省繁昌县皖南阀门铸造有限公司 | 一种机器造型用型砂及其制备方法 |
CN105014007A (zh) * | 2015-08-21 | 2015-11-04 | 广东富华铸锻有限公司 | 原砂焙烧技术在铸件上的应用方法及砂芯 |
CN110303117A (zh) * | 2019-07-30 | 2019-10-08 | 天津致勤新型材料有限公司 | 3d打印用硅砂的预处理工艺、获得的硅砂及硅砂的应用 |
CN111375727A (zh) * | 2020-04-22 | 2020-07-07 | 天津致勤新型材料有限公司 | 一种3d打印砂、高温及冷却处理工艺及其应用 |
CN115533022B (zh) * | 2022-12-05 | 2023-03-14 | 承德北雁新材料科技有限公司 | 一种含有树脂类有机粘结剂的铸造粘土混合旧砂再生方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1011451B (zh) * | 1988-06-17 | 1991-01-30 | 中国科学院电子学研究所 | 一种高效率微波管 |
CN1060616A (zh) * | 1990-09-30 | 1992-04-29 | 国营青岛电站阀门厂 | 铸造用型砂 |
-
1998
- 1998-01-16 CN CN98110021A patent/CN1061272C/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1011451B (zh) * | 1988-06-17 | 1991-01-30 | 中国科学院电子学研究所 | 一种高效率微波管 |
CN1060616A (zh) * | 1990-09-30 | 1992-04-29 | 国营青岛电站阀门厂 | 铸造用型砂 |
Also Published As
Publication number | Publication date |
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CN1223180A (zh) | 1999-07-21 |
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Date | Code | Title | Description |
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C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: LI SENCHANG Free format text: FORMER OWNER: ZHANG CAIYUAN Effective date: 20081024 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20081024 Address after: Room 4, building 18, No. 604, Wanfeng Road, Beijing Patentee after: Li Senchang Address before: Shandong city of Ji'nan province by ten Road No. 464 Ji'nan Forging Machinery Research Institute Patentee before: Zhang Caiyuan |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20010131 Termination date: 20140116 |