JC/T 469-2005 in English

1 Scope

This standard specifies the terms and definitions, classification and labeling, technical requirements, test methods, inspection rules, marking, packing, transport and storage of the glass wool products for sound absorption.
This standard is applicable to glass wool blanket and glass wool board for sound absorption used in building or industry.

2 Normative References

The following normative documents contain provisions which, through reference in this standard, constitute provisions of this standard. For dated references, subsequent amendments (excluding any corrections) to, or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest editions of these documents are applicable. For undated references, the latest editions of the normative documents referred to apply.
GB 191 "Packaging--Pictorial Marking for Handling of Goods"
GB/T 4132-1996 "Definitions of Terms Relating to Thermal Insulating Materials"
GB/T 5464-1999 "Non-combustibility Test Method of Building Materials"
GB/T 5480.3 "Test Methods for Mineral Wool and Its Products--Part 3: Dimension and Bulk Density"
GB/T 5480.4 "Test Methods for Mineral Wool and Its Products--Part 4: Average Diameter of Fibers"
GB/T 5480.5 "Test Methods for Mineral Wool and Its Products--Part 5: Shot Content"
GB/T 5480.7 "Test Methods for Mineral Wool and Its Products--Part 7: Moisture Absorption"
GB 6566-2001 "Limit of Radionuclide in Building Materials"
GB 8624-1997 "Classification for Burning Behavior of Building Materials"
GB/T 10299 "Test Method for Hydrophobic Nature of Thermal Insulation"
GB/T 11835 "Rock Wool, Slag Wool and Its Products for Thermal Insulation"
GB/T 13350 "Glass Wool and Their Products for Thermal Insulation"
GB/T 16400 "Aluminium Silicate Wool and Its Products for Thermal Insulation"
GB/T 16401 "Test Method for Water Absorption of Mineral Wool Products"
GBJ 47-1983 "Acoustics-sound-absorbing Coefficient Measurement by Method of Reverberation Room"
GBJ 88-1985 "Code for Measurement of Sound-absorbing Coefficient and Specific Acoustic Impedance of Standing-wave Meter"

Contents
Foreword I
1 Scope
2 Normative References
3 Terms and Definitions
4 Classification and Labeling
5 Requirements
6 Test Methods
7 Inspection Rules
8 Marking, Packing, Transport and Storage
Appendix A (Normative) Test Method for Longitudinal Breaking Load of Glass Wool Acoustic Felt
Appendix B (Normative) Sampling and Judgment Rules