HG/T 3576-1989 Magnesium borate ore

Original standard number ZB/T D51006-89 HG/T 3576-1989 Boron magnesium ore HG/T3576-1989 Standard download decompression password: www.bzxz.net

Professional Standard of the People's Republic of China
ZB D 51006--89
Adjustment HG13576-1989
1989-03-09 Issued
Ascharite ores
1989-12-01 Implementation
The Ministry of Chemical Industry of the People's Republic of China Issued Professional Standard of the People's Republic of China
Aseharire ores
Subject Content and Scope of Application
ZB D 51006 - 89
Adjustment HG13576-1989
This standard specifies the quality requirements for boron and magnesium ores, the methods for taking and preparing analytical samples, test methods, inspection rules, and marking, transportation and storage conditions
This standard applies to the production of borax and boric acid magnesia ores, 2 Reference Standards
GB 3447. 1
Analysis rules for magnesium ore
GB 3417.2. Sampling and preparation methods for boron magnesium ore samples GB3447.3 Analysis method for the content of carbon dioxide in boron magnesium ore Analysis method for the content of total iron in boron magnesium ore GB 3147. 4
GB 3447. 6
3 Technical requirements
Analysis of calcium hydroxide and magnesium oxide content in boron magnesium ore The quality of Fangda boron magnesium ore should meet the requirements in the following table
Technical requirements for boron magnesium ore
Indicator name
Diboron dihydride (B20s) content
Total content (calculated as Fu20)
Calcium oxide content (calculated as Cao)
Magnesium oxide content (calculated as MgO)
Stone size, mm
Note: The content of each component is calculated on the following basis. 4 Test methods
Superior products
Second-class products
First-class products
100 (300-40Dm not more than 15%, less than 120mm not more than 115%) 4.1 The sampling and preparation of the sample shall be carried out in accordance with the provisions of GB3447.2 4.2 The determination of the content of boron trioxide shall be carried out in accordance with the provisions of GB3447.3. 4.3 The determination of the total iron content shall be carried out in accordance with the provisions of GB3447.4. 4.4 The determination of the content of calcium oxide shall be carried out in accordance with the provisions of GB3447.6. 4.5 The determination of the content of magnesium oxide shall be carried out in accordance with the provisions of GB3447.6. Approved by the Ministry of Chemical Industry of the People's Republic of China on March 9, 1989 and implemented on December 1, 1989
ZB D 51006—89
5 Inspection rules
5.1 Magnesium ore should be inspected by the quality inspection department of the production mine. The production mine should ensure that the indicators of the supplied magnesia ore meet the requirements of this standard.
5.2 The unit can check the quality of the magnesia ore supplied by the mine according to this standard. If there is any dispute, it should be raised within 10 days after the arrival.bZxz.net
5.3 When the supply and demand parties have differences in the quality of magnesia ore and need to arbitrate, the Chemical Mineral Monitoring Center of the Ministry of Chemical Industry or a unit approved by the two countries shall be consulted for arbitration and analysis.
Marking, transportation, storage
6. Each batch of magnesia ore Magnesium products should have a quality and energy specification, indicating the raw ore name, product name, quality index and quality index, product weight, vehicle and ship number, and delivery date.
6.2 This product is transported in bulk by train, car or ship. 6.3 Ore components from different sources are stacked separately. Additional remarks:
This standard was drafted by the Chemical Mining Design and Research Institute of the Ministry of Chemical Industry. This standard was drafted by the Chemical Mining Design and Research Institute of the Ministry of Chemical Industry. The main drafters of this standard are Chen Genglin and Shi Shuming. The copyright of this standard is exclusive to Shishushushu. Reproduction is prohibited.
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