FZ/T 50009.4-2007 in English

1 Scope

This standard specifies the testing method for bulkiness performance of hollow polyester staple fibres.

This standard is applicable to the testing for bulkiness performance of hollow polyester staple fibres, and it may apply by reference for synthetic fibers for other purposes.

2 Normative References

The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments (excluding corrections), or revisions, of any of these publications do not apply to this standard. However parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies.

GB/T 3291.1 Terms of Textile Material Properties and Test - Part 1: Fibre and Yarn
GB 6529 Standard Atmospheres for Textiles Conditioning and Testing
GB/T 8170 Rules for Rounding off of Numberical Values
GB/T 14334 Sampling Method for Man-made Staple Fibres

3 Terms and Definitions

For the purposes of this standard, the terms and definitions given in GB/T 3291.1 and the followings apply.

3.1

Foreword I
1 Scope
2 Normative References
3 Terms and Definitions
4 Principles
5 Devices
6 Laboratory Samples and Specimen
7 Test Step
8 Result Calculation
9 Test Report
Appendix A (Informative) Rapid Conditioning Method