GB/T 33248-2016 English PDF

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GB/T 33248-2016: Graphic technology -- Blankets for offset printing
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 33248-2016	359	Add to Cart	4 days	Graphic technology -- Blankets for offset printing	Valid

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Basic data

Standard ID: GB/T 33248-2016 (GB/T33248-2016)
Description (Translated English): Graphic technology -- Blankets for offset printing
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: A17
Classification of International Standard: 37.100.01
Word Count Estimation: 18,159
Date of Issue: 2016-12-13
Date of Implementation: 2017-07-01
Regulation (derived from): National Standard Announcement No.188 of 2016
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

GB/T 33248-2016: Graphic technology -- Blankets for offset printing

---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.
Graphic technology - Blankets for offset printing ICS 37.100.01 A17 National Standards of People's Republic of China Printing technology offset printing blanket (ISO 12636..1998, MOD) 2016-12-13 released 2017-07-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China China National Standardization Management Committee released

Foreword

This standard is drafted in accordance with the rules given in GB/T 1.1-2009. This standard uses the re-drafting method to modify the use of ISO 12636..1998 "printing technology offset printing blanket". Compared with ISO 12636..1998, this standard has more structural adjustment. For convenience of comparison, this standard is listed in Appendix A And ISO 12636..1998 standard chapter number change control list. There are technical differences between this standard and ISO 12636..1998, and the technical terms involved in these differences have been passed on its outer side The vertical single line (|) of the blank position is marked, and a list of the corresponding technical differences and their causes is given in Appendix B for reference. This standard has also made the following editorial changes. --- Removal of ISO 12636..1998 standard data Appendix A "SI value and FPS value of the corresponding relationship"; - Added reference data for compression at 1000 kPa in "Note" of 4.6; - incorporate the contents of ISO 12636..1998 standards 4.6.3 and 4.6.4 into this standard 5.7.1; --- Added information Appendix A "This standard chapter number and ISO 12636..1998 chapter number control"; --- Added information on Appendix B "This standard and ISO 12636..1998 Technical differences and their causes"; --- Added information on Appendix C "Offset blanket structure diagram." This standard is proposed by the State Press and Publication General Administration of Radio and Television. This standard is standardized by the National Printing Standardization Technical Committee (SAC/TC170). The drafting of this standard. Shanghai Xinxing Printing Equipment Co., Ltd., Shanghai Tobacco Printing Co., Ltd., Shenzhen Vocational and Technical College, Shanghai Bao Spring Printing and Rubber Development Co., Ltd., Shanghai Publishing and Printing College, Jiangsu Kangpu Printing Technology Co., Ltd., Golden Eagle (Fujian) printing Co., Ltd., Beijing Li Ma Dun Pacific Packaging Co., Ltd., Shenzhen City of Government Printing Co., Ltd., Shanghai Shiguang Government Printing Co., The drafting of this standard. Xu Maoqing, Jiang Zhaorong, Sun Jianfa, Lu Bin, Zhu Yongshuang, Wu Baocun, Xue Ke, Yang Guoqiang, Liu Jing, Bai Xuesong, Ye Hui.

Introduction

Blanket is an integral part of all offset presses. Its performance for the printing machine's mechanical condition and the color of the printed matter produced The effect has a great impact. Therefore, the detection of some of the basic properties of the blanket, unified values and tolerances are very useful of. This will enable the supplier to use a uniform, well-known method to describe the performance of different types of blankets. This can also help The printing business selects the appropriate blanket type for a particular press type or press state. Moreover, the press can also be used according to the system A detection method to get the blanket data to be designed. Printing technology offset printing blanket

1 Scope

This standard specifies the terms and definitions of offset printing blankets, technical requirements and testing methods. This standard applies to commonly used offset printing blankets. This standard does not apply to offset blankets with no foam air cushion and is not suitable for non-tensioned or non-clamped offset blankets and is not suitable for Seamless Sleeve Blanket Blanket.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article Pieces. For undated references, the latest edition (including all modifications) applies to this document. GB/T 531.1 vulcanized rubber or thermoplastic rubber press hardness test method Part 1. Shore hardness tester (Shore hardness) GB/T 532 Determination of bond strength of vulcanized rubber or thermoplastic rubber and fabric GB/T 6062 Geometrical product specifications (GPS) Surface structure Profile method Nominal characteristics of contact (stylus) instruments

3 terms and definitions

The following terms and definitions apply to this document. 3.1 Axial acrossdirection The blanket to be used is perpendicular to the direction of the direction of rotation. 3.2 Adhesive strength The force required to separate the unit width sample when separating the two bonded interfaces. [GB/T 532-2008, 3.1] 3.3 Weeks around the-cylinderdirection The blanket to be used is in the direction of the direction of the direction of rotation. 3.4 Average thickness averagethickness A piece of cut blanket is measured at the point shown in Figure 1, where the two points are at the opposite corners and the other two points are phase Vertical two midpoint of the two points, the average of the four point thickness measurements. ......

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