YS/T 1034-2015 (YS/T1034-2015, YST 1034-2015, YST1034-2015)
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| YS/T 1034-2015 | English | 179 |
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Technical specification for oxalate removing on alumina production process
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YS/T 1034-2015
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Standards related to: YS/T 1034-2015
| Standard ID | YS/T 1034-2015 (YS/T1034-2015) | | Description (Translated English) | Technical specification for oxalate removing on alumina production process | | Sector / Industry | Nonferrous Metallurgy Industry Standard (Recommended) | | Classification of Chinese Standard | H05 | | Classification of International Standard | 77.120.10 | | Word Count Estimation | 5,514 | | Date of Issue | 2015-04-30 | | Date of Implementation | 2015-10-01 | | Quoted Standard | GB 50530 | | Drafting Organization | SHANDONG NANSHAN ALUMINUM INDUSTRY CO., LTD | | Administrative Organization | National Standardization Technical Committee for Nonferrous Metals | | Regulation (derived from) | Ministry of Industry and Information Technology Announcement (2015 No. 28) | | Proposing organization | National Non-Ferrous Metals Standardization Technical Committee (SAC/TC 243) | | Issuing agency(ies) | Ministry of Industry and Information Technology of the People's Republic of China | | Summary | This Standard specifies the terms and definitions Bayer alumina production process of sodium oxalate removal process, equipment requirements and production technology requirements. This Standard applies to Bayer alumina production process of caustic sodium oxalate removal process. |
YS/T 1034-2015
(Alumina production process sodium oxalate removal Technical Specification)
ICS 77.120.10
H05
People's Republic of China Nonferrous Metals Industry Standard
Alumina production process sodium oxalate removal of technical specifications
Issued on. 2015-04-30
2015-10-01 implementation
Ministry of Industry and Information Technology of the People's Republic of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard by the national non-ferrous metals Standardization Technical Committee (SAC/TC243) and focal points.
This standard is drafted by. Shandong Nanshan Aluminum Co., Ltd.
Participated in the drafting of this standard. Aluminum Corporation of China Zhengzhou Research Institute, Yunnan Aluminum Co., Ltd.
The main drafters of this standard. Cheng Ren policy, Zhao Yu, Hanmei Dong, Yang Qingyan, Jiang Xin, Liu Chuan.
Alumina production process sodium oxalate removal of technical specifications
1 Scope
This standard specifies the terms and definitions Bayer alumina production process of sodium oxalate removal process, equipment requirements and production technology to
Demand and so on.
This standard applies to Bayer alumina production process of caustic sodium oxalate removal process.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB 50530 refinery process design specifications
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Sodium oxalate-rich liquid fineseedwashingliquid
Aluminum hydroxide, sodium oxalate crystallization high content of sodium aluminate solution was washed filtration process produces.
3.2
Sodium oxalate of lime oxalatecaustification
Lime reacts with the sodium oxalate and calcium oxalate process sodium hydroxide.
3.3
Causticizing rate caustificationrate
Converted to sodium oxalate content of calcium oxalate proportion of the total amount of sodium oxalate.
3.4
Alumina loss aluminalossrate
Sodium aluminate solution with alumina oxidation reaction of calcium alumina proportion of the total.
3.5
Lime ratio limeration
Moles of sodium oxalate and 3 times the molar amount of alumina molar ratio of the sum of the amounts of causticizing the calcium oxide in the reaction solution, namely.
[CaO]/[Na2C2O4 Al2O3 × 3]
4 Equipment Requirements
4.1 Production facilities
4.1.1 The production line should have grade aluminum hydroxide slurry was filtered, the occurrence of harsh reaction and settling production equipment.
4.1.2 grade aluminum hydroxide slurry should use classification cyclone, cyclone classification specifications to meet the requirements of material handling capacity and should ensure hydroxide
Aluminum slurry liquid, and solid phase separation of coarse and fine seed grading.
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