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GB/T 40353-2021: Air filter paper
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 40353-2021 | English | 199 |
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Air filter paper
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GB/T 40353-2021
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Basic data | Standard ID | GB/T 40353-2021 (GB/T40353-2021) | | Description (Translated English) | Air filter paper | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Y32 | | Word Count Estimation | 10,194 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 40353-2021: Air filter paper---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.
Air filter paper
ICS 85.060
CCSY32
National Standards of People's Republic of China
Air filter paper
Released on 2021-08-20
2022-03-01 implementation
State Administration of Market Supervision and Administration
Issued by the National Standardization Management Committee
Foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents"
Drafting.
Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying patents.
This document was proposed by the China National Light Industry Council.
This document is under the jurisdiction of the National Paper Industry Standardization Technical Committee (SAC/TC141).
This document was drafted by. China Light Paper Inspection and Certification Co., Ltd., Kunming Natai Technology Co., Ltd., Zhejiang Xinfeng Special Paper Co., Ltd.
Co., Ltd., Shandong Longde Composite Material Technology Co., Ltd., Hangzhou Special Paper Co., Ltd., Shandong Renfeng Special Material Co., Ltd.
Division, China Pulp and Paper Research Institute Co., Ltd.
The main drafters of this document. Dr. Wu, Zhang Meng, Xiao Hui, Cheng Yimin, Yuan Lin, Wu Anbo, Xu Ruyi, Yin Peinong, Gu Yu.
Air filter paper
1 Scope
This document specifies the terms and definitions, classification, requirements, test methods, inspection rules and signs, packaging, transportation, and storage of air filter paper.
This document is applicable to air filter paper made of microfiber glass wool as the main raw material and made by wet molding.
2 Normative references
The contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated quotations
Only the version corresponding to that date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
This document.
GB/T 450 Paper and cardboard sample collection and the determination of the longitudinal and transverse directions, front and back sides of the sample
GB/T 451.1 Determination of the size and skewness of paper and paperboard
GB/T 462 Paper, paperboard and pulp analysis sample moisture determination
GB/T 742 Determination of burning residue (ash content) of papermaking raw materials, pulp, paper and paperboard (575℃ and 900℃)
GB/T 2828.1 Sampling inspection procedure by attributes Part 1.Batch inspection sampling plan retrieved by acceptance quality limit (AQL)
GB/T 6165-2008 High efficiency air filter performance test method efficiency and resistance
GB/T 10342 Paper packaging and marking
GB/T 10739 Standard atmospheric conditions for handling and testing of paper, paperboard and pulp samples
GB/T 12914 Determination of Tensile Strength of Paper and Paperboard Constant Speed Tensile Method (20mm/min)
GB/T 22364-2018 Determination of bending stiffness of paper and cardboard
GB/T 34844-2017 wallpaper
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Air filter paper with a particle size greater than or equal to 0.3μm by counting method filtration efficiency greater than or equal to 85% but less than 99.95%.
3.2
The counting method for particles with a particle size greater than or equal to 0.3μm filters air with a filtration efficiency greater than or equal to 99.95% and less than 99.9995%.
filter paper.
3.3
Air filter paper with a particle size greater than or equal to 0.3μm by counting method filtration efficiency greater than or equal to 99.9995%.
3.4
Resistance
Under rated wind speed conditions, the initial filter value when the air filter paper is in a clean state before filtering dust.
Note. Resistance is expressed in Pa (Pa).
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