Search result: GB/T 30048-2013
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Test method for characteristic of pressure filtration of slime
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GB/T 30048-2013
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| Standard ID | GB/T 30048-2013 (GB/T30048-2013) | | Description (Translated English) | Test method for characteristic of pressure filtration of slime | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | D27 | | Classification of International Standard | 73.040 | | Word Count Estimation | 8,846 | | Quoted Standard | GB/T 211; GB 474 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the test pressure filtration of coal slime samples, test systems and equipment, design test program, test procedures, test results and precision of expression. This standard applies to coal, coal flotation, flotation tailings. |
GB/T 30048-2013
Test method for characteristic of pressure filtration of slime
ICS 73.040
D27
National Standards of People's Republic of China
Slime pressure filtration test method
Issued on. 2013-12-17
2014-05-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
The standard proposed by China Coal Industry Association.
This standard coal by the National Standardization Technical Committee (SAC/TC42) centralized.
This standard was drafted. Tangshan Coal Science Research Institute, Hangzhou Xingyuan Filter Technology Co., Ltd.
The main drafters of this standard. Cao Xue-Zhang, Zhang, Xu Xiaoya, BIMONTHLY.
Slime pressure filtration test method
1 Scope
This standard specifies the coal slime pressure filtration resistance test, test systems and equipment, design test program, test procedures, test results table
Reach and precision.
This standard applies to coal, flotation clean coal, coal floatation.
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.
Determination of total moisture in GB/T 211 coal
GB 474 coal sample preparation
3 Sample
3.1 samples collected from the production of coal or pulverized coal preparation plant (mud), grain size of 0.5mm ~ 0mm.
3.2 The total sample mass less than 100kg, after air-dry to dry state sealed.
4 test systems and equipment
4.1 Test System
Slime pressure filtration test system can test formula feeding compressed air systems (Pneumatic) (Fig. 1) or directly to the feed pump pressure-test system
EC (Direct) (Figure 2).
4.2 The main equipment
4.2.1 Filter. Van membrane filter press, filtration area of \u200b\u200bnot less than 1m2, Plates Dimensions 400mm × 400mm. The thickness of the filter chamber
Generally not less than 25mm.
4.2.2 stirred tank. the effective capacity of not less than 100L.
4.2.3 Storage tank. effective volume is not less than 120L.
4.2.4 Air compressor. with automatic control system, a pressure rating of 0.6MPa ~ 1.0MPa.
4.2.5 tank. volume of 0.1m3, pressure 2.0MPa, with self-adjusting valves.
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