FZ/T 25005-2021 English PDF

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FZ/T 25005-2021: Batt-on-mesh papermaking felt
Status: Valid

FZ/T 25005: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
FZ/T 25005-2021	169	Add to Cart	3 days	Batt-on-mesh papermaking felt	Valid
FZ/T 25005-2012	279	Add to Cart	3 days	Batt-on-mesh papermaking felt	Obsolete

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FZ/T 70009   FZ/T 20018   FZ/T 64107   

Basic data

Standard ID: FZ/T 25005-2021 (FZ/T25005-2021)
Description (Translated English): Batt-on-mesh papermaking felt
Sector / Industry: Spinning & Textile Industry Standard (Recommended)
Classification of Chinese Standard: W27
Word Count Estimation: 7,727
Issuing agency(ies): Ministry of Industry and Information Technology of the People's Republic of China

FZ/T 25005-2021: Batt-on-mesh papermaking felt

---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.
Batt-on-mesh papermaking felt ICS 59.080.99 W27 People's Republic of China Textile Industry Standard Replace FZ/T 25005-2012 Bottom net papermaking blanket Released on 2021-04-19 2021-07-01 implementation Issued by the Ministry of Industry and Information Technology of the People's Republic of China

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. This document replaces FZ/T 25005-2012 "Bottom Net Papermaking Blankets". Compared with FZ/T 25005-2012, the main technical changes are as follows. ---Modified the classification of bottom net papermaking felts (see Chapter 4, Table 1 of the.2012 edition); ---Deleted grades and grading (see 4.1 and 4.2 of the.2012 edition); ---The thickness requirements of the corresponding products have been increased (see 5.1.3); ---Modified the product width requirements (see Table 1, Table 1 of the.2012 edition); ---Modified the air permeability requirements of the product (see Table 2, Table 1 of the.2012 edition); ---Modified the radial fracture strength requirements (see Table 3, Table 1 of the.2012 edition); ---Revised the appearance defect requirements (see Table 4, Table 2 of the.2012 edition). This document was proposed by the China National Textile and Apparel Council. This document is under the jurisdiction of the Wool Textile Subcommittee of the National Textile Standardization Technical Committee (SAC/TC209/SC3). Drafting organizations of this document. Shanghai Jinxiong Paper Mesh Co., Ltd., Xuzhou Sanhuan Industrial Woolen Technology Co., Ltd., Jiangsu Jinwoo Cheng Textile Co., Ltd., Dongguan Youbang Mesh Carpet Co., Ltd., Sichuan Huanlong Technical Textile Co., Ltd., Shanghai Textile Group Testing Standards Co., Ltd., China Industrial Textile Industry Association. The main drafters of this document. Xie Zongguo, Dai Yongjun, Zhao Dongjin, Zhang Lijuan, Chen Ping, Yang Yulong, Liu Bingxian, Fang Lei. The previous releases of this document and the documents it replaced are as follows. ---FZ/T 25002.5-2000; ---FZ/T 25005-2012. Bottom net papermaking blanket

1 Scope

This document specifies the terms and definitions, classification, technical requirements, test methods, inspection rules, packaging, marking, and transportation of bottom net papermaking felts. And storage, etc. This document is applicable to the quality appraisal of bottom-net papermaking blankets.

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. FZ/T 25002 Test method for papermaking felt

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 Technical textiles used in the press part of a paper machine to undertake press dewatering, paper transfer and paper surface finishing.

4 categories

4.1 Bottom-net papermaking blankets can be divided into single-layer bottom-net papermaking blankets, double-layer bottom-net papermaking blankets and laminated bottom-net papermaking wools according to the organization of the basic network layer. blanket. Among them, the laminated bottom net papermaking felt can be divided into (1 1), (1 2), (2 1) and (1 1 1) according to the number and type of superimposed base nets. Note. 1 represents a single-layer net, 2 represents a double-layer net, sorted by the side contacting the paper surface. 4.2 Bottom-net paper-making blankets can be divided into bottom-net paper-making blankets for packaging paper, bottom-net paper-making blankets for cultural paper, and tissue paper-making blankets according to suitable paper types. Mesh paper felts and other paper bottom mesh paper felts.

5 Technical requirements

5.1 Intrinsic quality requirements 5.1.1 The inherent quality requirements of bottom-net papermaking felts include felt width, length, square meter weight, thickness and air permeability, and radial fracture Strong. 5.1.2 See Table 1 for the width, length and square meter weight requirements of the bottom net papermaking felt. ......

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