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GB/T 35452-2017: Reconstituted or bonded flexible polyurethane foam
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 35452-2017 | English | 199 |
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Reconstituted or bonded flexible polyurethane foam
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GB/T 35452-2017
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PDF similar to GB/T 35452-2017
Basic data | Standard ID | GB/T 35452-2017 (GB/T35452-2017) | | Description (Translated English) | Reconstituted or bonded flexible polyurethane foam | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G32 | | Classification of International Standard | 83.100 | | Word Count Estimation | 10,180 | | Date of Issue | 2017-12-29 | | Date of Implementation | 2018-07-01 | | 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 35452-2017: Reconstituted or bonded flexible polyurethane foam---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.
Reconstituted or bonded flexible polyurethane foam
ICS 83.100
G32
National Standards of People's Republic of China
Recycled adhesive flexible polyurethane foam
(ISO 5999.2013, Flexiblecelularpolymericmaterials-
Published on.2017-12-29
2018-07-01 Implementation
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
China National Standardization Administration released
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard uses the redrafted law reference ISO 5999.2013 "Polyurethane foams for flexible foamed polymeric materials other than carpet liners."
The relevant parts of the regenerated bonded flexible polyurethane foams in the Foam Specifications were prepared and are not equivalent to ISO 5999.2013.
This standard is proposed by China Light Industry Federation.
This standard is under the jurisdiction of the National Plastic Products Standardization Technical Committee (SAC/TC48).
This standard was drafted by. Zhejiang Shenguo Meng Gujia Sponge Co., Ltd., Jiangsu Chemical Research Institute Co., Ltd., Jiangsu Hengkang Home Technology Co., Ltd.
Corporation, Beijing Technology and Business University, Jiangsu Polyurethane Product Quality Supervision and Inspection Station, Jiangsu Jianghua Polyurethane Product Quality Testing Co., Ltd.
Company, Nanjing Gather Detection Technology Co., Ltd.
The main drafters of this standard. Qian Hongxiang, Wu Hao, Chen Qian, Yang Yun, Ni Xinxing.
Recycled adhesive flexible polyurethane foam
1 Scope
This standard specifies the requirements, test methods, inspection rules, markings, packaging, transportation and storage of regenerated bonded flexible polyurethane foams.
This standard applies to soft polyurethane foam produced in the production process of the leftover material by smashing, bonding, compression molding soft foam
Foam plastic.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article
Pieces. For undated references, the latest version (including all amendments) applies to this document.
GB/T 2918-1998 Standard Environment for Conditioning and Testing Plastic Specimen (idtISO 291.1997)
GB/T 6342-1996 Determination of linear dimensions of foam and rubber (idtISO 1923.1981)
GB/T 6343-2009 Determination of apparent density of foams and rubbers (ISO 845.2006, IDT)
GB/T 6344-2008 Determination of tensile strength and elongation at break of flexible foamed polymeric materials (ISO 1798.2008, IDT)
GB/T 6669-2008 Determination of compression set of flexible foamed polymeric materials (ISO 1856.2000, IDT)
Burning Characteristics of GB 8410 Automotive Interior Materials
GB/T 9640-2008 Accelerated Aging Test Method for Flexible Foam Polymers (ISO 2440.1997, IDT)
GB 20286 Burning performance of flame-retardant products and components in public places
GB/T 24451-2009 Slow rebound flexible polyurethane foam
QB/T 2819-2006 Determination of Long-term Fatigue Properties of Flexible Foams (ISO 3385.1989, IDT)
3 requirements
3.1 Length and width deviation
The length and width deviations should meet the requirements of Table 1.
Table 1 Length, width limit deviation unit is mm
Length, width limit deviation
≤ 250 5 0
250~500 10 0
500~1000 20 0
1000~2000 30 0
2000~3000 40 0
3000~4000 50 0
>4000 60 0
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