GB/T 41532-2022 in English

《GB/T 41532-2022聚氯乙烯结构泡沫板材》由TC48（全国塑料制品标准化技术委员会）归口，TC48SC2（全国塑料制品标准化技术委员会泡沫塑料分会）执行，主管部门为中国轻工业联合会。

Poly (vinyl chloride) structural foam panel

1 Scope

This document specifies the type of product, requirements, test methods, inspection rules and marking, packaging, transportation and storage of poly (vinyl chloride) structural foam panel.

This document is applicable to rigid cross-linked poly (vinyl chloride) structural foam panel made of polyvinyl chloride resin, isocyanate and additives by pasting, hot pressing, steam foaming and heat treatment.

2 Normative references

The following documents contain provisions which, through reference in this text, constitute indispensable provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition (including any amendments) applies.

GB/T 2918-2018 Plastics — Standard atmospheres for conditioning and testing
GB/T 6342-1996 Cellular plastics and rubbers — Determination of linear dimensions
GB/T 6343-2009 Cellular plastics and rubbers — Determination of apparent density
GB/T 8810-2005 Determination of water absorption of rigid cellular plastics
GB/T 8813-2020 Rigid cellular plastics — Determination of compression properties
GB/T 9641-1988 Test method for tensile properties of rigid cellular plastics
GB/T 10007-2008 Rigid cellular plastics — Determination of shear strength
GB/T 10799-2008 Rigid cellular plastics — Determination of the volume percentage of open cells and of closed cells

3 Type of product

Poly (vinyl chloride) structural foam panel products may be divided into the following seven types according to nominal density, see Table 1.

Table 1 Product types of poly (vinyl chloride) structural foam panel
Type Type 45 Type 60 Type 80 Type 100 Type 130 Type 200 Type 250
Nominal density/(kg/m3) 45 60 80 100 130 200 250

4 Requirements

4.1 Appearance

The product shall have a flat surface and uniform cell distribution, without any inclusion. Visible defects that affect the use, such as holes, warps, cracks and deformation, shall not be shown, and certain color difference is allowed.

Foreword i
1 Scope
2 Normative references
3 Type of product
4 Requirements
5 Test methods
6 Inspection rules
7 Marking, packaging, storage and transportation