GB/T 22818-2008Vulcanized base paper (English PDF)

Foreword

The standard setting in "Steel sheet paper" on the basis of the original light industry standard QB/T 2194-1996 on. The standard proposed by China National Light Industry Council. This standard by the National Standardization Technical Committee of the paper industry. This standard was drafted. China Pulp and Paper Research Institute, China Paper Association Professional Committee for Standardization, the National Quality Supervision and Inspection paper center. The main drafters of this standard. Qiuwen Lun. Fiber Paper

1 Scope

GB/T 22818-2008 is the Chinese national standard on vulcanized base paper, in the field of paper technology. The /T suffix marks it as a recommended standard: it is not compulsory by itself, but it becomes binding as soon as a contract, a tender or a customer specification calls it up - which in practice is how most foreign buyers meet it. It was issued on 30 December 2008 by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China, and has been in force since 1 September 2009. Classification: ICS 85.060, CCS Y32. This page is published from the official record of the standard held by the Chinese standards administration: the identification, the dates, the classification and the issuing body are taken from there. The clause text, the tables and the numeric limits are in the document itself, which is delivered complete in English translation.

This standard specifies the paper base steel product classification, technical requirements, test methods, inspection rules and signs, packaging, transportation and storage. This standard applies exclusively to the production of a variety of chemical processing of steel and steel paper tube cardboard base paper.

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 450 and take samples to an aspect of paper and paperboard samples, positive and negative determination ( GB/T 450-2008,

ISO 186. 2002, MOD) Determination of

GB/T 451.1 Paper and board size and skewness

GB/T 451.2 Paper and paperboard quantitative determination ( GB/T 451.2-2002, eqv ISO 536.1995)

GB/T 451.3 Paper and board - Determination of thickness ( GB/T 451.3-2002, idt

ISO 534. 1988) Liquid level measurement

GB/T 461.1 Paper and paperboard capillary absorption (Klemm method) ( GB/T 461.1-2002, idt ISO 8787. 1986)

GB/T 462 paper, board and pulp - Determination of water sample ( GB/T 462-2008; ISO 287. 1985, MOD; ISO 638. 1978, MOD)

GB/T 742 paper-making raw material, pulp, paper and board Determination of ash ( GB/T 742-2008,

ISO 2144.1997, MOD) Determination of

GB/T 1541 Paper and paperboard dust degree

GB/T 2828.1 Sampling procedures for inspection - Part 1. by acceptance quality limit (AQL) retrieval batch inspection sampling plan ( GB/T 2828.1-2003, ISO 2859-1.1999, IDT)

GB/T 10342 paper packaging and identification

3 Product Categories

3.1 Fiber Paper use can be divided into type I, II type, III three types. Hard steel and soft cardboard I type used in the manufacture of aerospace components dedicated Steel cardboard; II type of paper used in the production of steel; III type used in batch or continuous steel steel production machine cardboard, cardboard electrical insulation steel, high strength steel sheet Board, cardboard thick steel and steel sliver of cardboard or cardboard roll steel.

3.2 Fiber base paper roll, the roll diameter of 600mm ~ 800mm, or according to the contract provisions. 4. Technical Requirements

4.1 Fiber Paper Technical indicators shall comply with the provisions in Table 1, or in compliance with the provisions of the order the contract. Production of non-steel electrical insulation cardboard base paper ash Should not exceed 2%.