GB/T 22344-2018Polyester strapping for packaging (English PDF)

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 22344-2008 "Polyester Strap for Packaging".

Compared with GB/T 22344-2008, the main technical changes except editorial modification are as follows.

--- Deleted the relevant content of the modification using ASTM D3950 (see the preface of the 2008 edition);

--- Increased classification by surface process characteristics (see 4.1.3);

--- According to GB/T 1040.1-2006 specification of the text of the term (see Chapter 4, Chapter 5, 2008 Edition of Chapter 4, Chapter 5);

--- Added markings, requirements and test methods for embossing straps (see 4.1.3, 4.2.1, 4.2.2, 5.2.2, 6.6.2.3);

--- Modify the amount of volume change (see 5.1.5, 2008 version 5.1.4);

--- Modify the specification parameters (see Table 1, 2008 version of Table 1);

--- Removed joint strength (see 5.4.3, 6.5.2 of the 2008 edition);

--- Modify the data value rules (see 6.1.4, 2008 version 6.1.4);

--- Increased inspection rules (see Chapter 7);

--- Increased storage shelf life provisions (see 8.4).

1 Scope

This standard specifies the terms and definitions, classifications and markings, technical requirements, test parties for packaging polyester tapes (hereinafter referred to as bundling tapes). Laws, inspection rules, signs, packaging, transportation and storage.

This standard applies to polyester (polyethylene terephthalate, abbreviated code PET) as the main raw material, through the extrusion uniaxial stretching molding, into The straps that are used for packaging and strapping.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this document. For undated references, the latest version (including all amendments) applies to this document.

GB/T 191 packaging, storage and transportation logo

GB/T 1040.1-2006 Determination of tensile properties of plastics - Part 1. General

GB/T 2828.1 Count Sampling Inspection Procedures Part 1. Batch Inspection Sampling Plans Retrieved by Acceptance Quality Limit (AQL)

GB/T 17200 rubber plastic tension, pressure and bending tester (constant speed drive) technical specifications

3 Terms and definitions

The definitions of GB/T 1040.1-2006 and the following terms and definitions apply to this document.

4 Classification and marking