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GB/T 25704-2010: Overflow ball mill -- Specific metal consumption
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 25704-2010 | English | 149 |
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Overflow ball mill -- Specific metal consumption
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GB/T 25704-2010
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Basic data | Standard ID | GB/T 25704-2010 (GB/T25704-2010) | | Description (Translated English) | Overflow ball mill -- Specific metal consumption | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | D94 | | Classification of International Standard | 73.120 | | Word Count Estimation | 5,532 | | Date of Issue | 2010-12-23 | | Date of Implementation | 2011-07-01 | | Quoted Standard | GB/T 7679.5; GB/T 25708 | | Regulation (derived from) | National Standard Approval Announcement 2010 No.10 (Total No.165) | | 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 terms and definitions of the overflow -type ball mill metal consumption, technical requirements, test methods, mill consumption of metals and metal consumption level assessment mark. This standard applies to overflow ball mill (hereinafter referred to as the mill). | GB/T 25704-2010: Overflow ball mill -- Specific metal consumption---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Overflow ball mill. Specific metal consumption
ICS 73.120
D94
National Standards of People's Republic of China
OVERFLOW BALL metal consumption
Issued on. 2010-12-23
2011-07-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
The standard proposed by China Machinery Industry Federation.
This standard by the National Mining Machinery Standardization Technical Committee (SAC/TC88) centralized.
This standard is drafted by. Luoyang Mining Machinery Engineering Design & Research Institute Co., Ltd.
Participated in the drafting of this standard. CITIC Heavy Machinery Co., Ltd., Shenyang Heavy Machinery Group Co., Ltd., Jinan Heavy Industries shares
Limited copies.
The main drafters of this standard. Wang Jisheng, Huang Jialin, Li Ran, Wang Jianhua, Li Yang, now, often Xide, Wang Yeh-Long, Zhang Sheng Qi, Guo Ming.
OVERFLOW BALL metal consumption
1 Scope
This standard specifies the terms and definitions overflow ball mill metal consumption, technical requirements, test methods, evaluation of the mill and metal consumption
Metal consumption rating labels.
This standard applies to overflow ball mill (hereinafter referred to as the mill).
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 7679.5 mining machinery - Part 5. Crushing grinding equipment
GB/T 25708 mill and rod mill
3 Terms and Definitions
GB/T 7679.5 established and the following terms apply to this standard.
3.1
Standard conditions normalregime
Material to be ground to feed particle size of not more than 12.5mm, through screening rate of not less than 80%, the discharge size not greater than 0.075mm, through sieve rate is not
Material less than 80%; work index of the material of 13kW · h/t, Platts hardness f = 8 ~ 12; mill work is continuous feed.
3.2
Metal consumption specificmetalconsumption
Under the provisions of the standard working conditions, than the mill's processing capacity and quality of in t/(t/h) representation.
3.3
Material saving evaluation value valueofreducingof wearconsumptionandeconomyofmaterial
Metal consumption based on the value, it is determined whether the mill for material saving product requirements.
4. Technical Requirements
4.1 mill standard applies shall comply with GB/T 25708 requirements.
4.2 mill lifetime, under the premise of ensuring the safety and reliability of use, should be reduced by designing a metal material consumption. The main parts of the mill
The life shall comply with the requirements of Table 1.
Table 1
The main parts of Lifetime Indicator/h
Drive pinion 16 000
Transmission ring gear 56000
160,000 barrel
Main bearing 32000
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