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GB/T 46106-2025Interior decorative wood-based wallboard (English PDF)

室内装饰木质墙板

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

August 29, 2025

Implementation date

March 1, 2026

Scope

GB/T 46106-2025 is the English-translated version of 室内装饰木质墙板.

GB/T 46106-2025 is the Chinese national standard covering wall panelling for interiors, whether solid wood, wood-based panel, wood-plastic or stone-plastic composite, or the inorganic bonded kind — the classification by substrate and by facing, the appearance limits on knots, cracks, delamination and blisters, the dimensions and surface hardness, the resistance to a temperature difference, the reaction to fire, and the formaldehyde and heavy metal release that decides whether it can go in a room. First edition, under the National Forestry and Grassland Administration. In force from 1 March 2026. Issued on 29 August 2025, it has been in force since 1 March 2026.

Document preview — GB/T 46106-2025

National Standard of the People's Republic of China

ICS: 79.060
Classification: B 70

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Foreword
1 Scope
2 Normative references
3 Terms and Definitions
3.1 Interior wall paneling
3.2
3.3
3.4 Coated wood-based walboard
3.5
3.6
3.7 Interior decorative wooden wall panels made from composite materials
3.8 Inorganic wood-based walboard
4 Classification
5 Requirements
5.1 Appearance Quality

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents". Drafting.

Please note that some content in this document may involve patents. The issuing organization of this document assumes no responsibility for identifying patents.

This document was proposed by the National Forestry and Grassland Administration.

This document is under the jurisdiction of the National Technical Committee on Standardization of Wood-based Panels (SAC/TC198).

This document was drafted by: Research Institute of Wood Industry, Chinese Academy of Forestry; Shenzhen Langsheng Integrated Decoration Technology Co., Ltd.; and Shengxiang Group Co., Ltd.

Limited Company, Creative Player (Zhongshan) Home Furnishings Co., Ltd., Jiangsu Jiashijia New Material Group Co., Ltd., Guangdong Product Quality Supervision and Inspection Research Institute, Zhejiang Academy of Forestry Sciences, Shanghai Institute of Quality Supervision and Inspection Technology, Xiaosen New Materials Technology Co., Ltd., Hebei Fengheng Shunjia Home Furnishings Co., Ltd., Nature Home (China) Co., Ltd., Jiangsu Ousheng New Materials Co., Ltd., Zhejiang Shenghua Yunfeng New Materials Co., Ltd.

The company, Zhejiang Tusen Custom Home Furnishings Co., Ltd., Jiangsu Nanyang Wood Industry Co., Ltd., Shenzhen Hongnai Home Furnishings Technology Co., Ltd., Beijing Tata Door Industry Co., Ltd., Jiusheng Flooring Co., Ltd., Qiannianzhou New Material Technology Group Co., Ltd., Shandong Xingang Enterprise Group Co., Ltd.

Wanhua Hexiang Group Co., Ltd., Terubang (Jiangsu) New Material Technology Co., Ltd., Mengtian Home Furnishings Group Co., Ltd., Tyson Risheng Group Limited Liability Company, Jiangsu Shenqiao New Material Technology Co., Ltd., Meishan Shengxi New Material Technology Co., Ltd., Jinmilong (Jiangsu) Technology Materials Co., Ltd.

The company, Ruitong Polymer Technology (Zhejiang) Co., Ltd.

The main drafters of this document are: Tang Zhaoqun, Wu Yanmei, Wang Rui, Lü Bin, Zhang Peng, Jin Zhi, Zhang Yuping, Zhang Chunfan, Sun Libin, Liu Shuozhen, and Luo Qingyou.

Wen Fuquan, Xu Manping, Li Wenzhong, Liang Changli, Yuan Jianjun, She Xuebin, Xu Jianhong, Gu Zhongkai, Liu Wei, Zhuang Zhongnan, Yu Chaoyang, Zhang Yan, Xu Li Ma Tonghua, Xiao Shaoliang, Huang Mei, Zhou Min, Yu Jingyuan, Sun Haoran, Feng Qiaoyong, Xiang Zhonghua, Guan Jianhua, Chunhua, Ma Xuan.

Interior decorative wooden wall panels

1 Scope

This document defines the terminology and definitions for interior decorative wood wall panels, and specifies the classification, requirements, inspection rules, marking, packaging, and transportation.

The requirements for storage and the corresponding testing methods are described.

This document applies to the production, inspection, and sale of interior decorative wooden wall panels.

2 Normative references

GB/T 191

GB/T 2411

GB/T 2828.1-2012

GB/T 4893.7-2013

GB 6675.4-2014

GB/T 7019-2024

GB 8624-2012

GB/T 8626-2007

GB/T 9846-2015

GB/T 17657-2022

GB 18580

GB 18584-2024

GB/T 19367-2022

GB/T 20284-2006

GB/T 38724-2020

GB/T 39600-2021

3 Terms and Definitions

The following terms and definitions apply to this document.

3.1 Interior wall paneling

Interior decorations made from solid wood, engineered wood, wood-plastic composite, stone-wood-plastic composite, etc., as base materials, and finished with decorative paper, decorative film, or coating.

3.2

Interior decorative wooden wall panels with impregnated paper as the surface finishing material.

3.3

Interior decorative wooden wall panels with surface finishing materials such as polyvinyl chloride (PVC), polypropylene (PP), or polyester film (PET).

3.4 Coated wood-based walboard

Interior decorative wooden wall panels with paint as the surface finishing material.

3.5

Interior decorative wooden wall panels that are digitally printed and coated with paint for surface finishing.

3.6

Interior decorative wooden wall panels using wood-plastic composite as the base material.

3.7 Interior decorative wooden wall panels made from composite materials

Using calcium carbonate powder, wood fiber, polyvinyl chloride or polypropylene and other polymer materials and additives as raw materials, and through foaming or non-foaming processes, etc.

3.8 Inorganic wood-based walboard

It is made by using inorganic cementitious materials as the main binding unit and wood fiber materials as the reinforcing unit, and is manufactured through molding, pressurization (or non-pressurization), and curing.

Interior decorative wooden wall panels with composite materials as the base material.

4 Classification

4.1 Classified by finishing material.

a) Decorative paper-faced wood wall panels;

b) Decorative film-faced wood wall panels;

c) Painted wood wall panels (including digitally printed wood wall panels). 4.2 Classified by substrate.

a) Solid wood wall panels (base material includes engineered wood);

b) Artificial board wall panels (substrate includes decorative veneer artificial board);

c) Wood-plastic composite wall panels (substrate includes foamed wood-plastic composite boards and non-foamed wood-plastic composite boards);

d) Stone-wood-plastic composite wall panels (base materials include foamed stone-wood-plastic composite boards and non-foamed stone-wood-plastic composite boards);

e) Inorganic wood wall panels.

5 Requirements

5.1 Appearance Quality

The appearance quality of the front of the interior decorative wooden wall panels should meet the requirements of Table 1.Defects on the back and edges should not affect the use of the wall panels.

Table 1 Appearance Quality Requirements for Interior Decorative Wooden Wall Panels Inspection Item Requirements and Remarks Edge damage is not allowed. Slight unevenness in color - Surface cracks are not allowed. Layering is not allowed.

Bubbles and bulges are not allowed.

Showing the bottom is not allowed. Minor dents and indentations Minor scratches - stains Within any 1m2 board surface, the area <=3mm2 One site permitted Mold on the edges of the board is not allowed.

Dried and wet flowers are not allowed. Paper tearing is not allowed Only applicable to decorative paper-faced wood wall panels Wrinkles and creases are not permitted; they are only applicable to decorative film-finished wood wall panels.

Dead joints, decay, and holes (including wormholes) are not permitted. Live knot Maximum single major diameter. Broadleaf wood <= 20mm; Coniferous wood <=10mm Semi-living knot, bark entrapment, resin canal, gum canal Maximum single major diameter <= 10mm, within any 1m2 panel.

No more than 4 locations; maximum single major diameter < 5mm is not considered.

Cracks, strip-shaped defects, and delamination are not allowed.

Suitable for solid wood wall panels and decorative veneer surfaces Artificial board wall panels Adhesive penetration is not allowed No gaps between seams are allowed Decorative veneer engineered wood wall panels The pattern is slightly misaligned.

Damaged patterns are not allowed.

Suitable for decorative paper-faced wood wall panels, digital products Spray-printed wood wall panels Wrinkles are not allowed No more than 3 pinholes with a diameter <=1mm are found within any 1m2 area of the board surface.

Within any 1m2 area of the board, the number of particles with a diameter <=0.5mm shall not exceed 3.

Applicable only to painted wood wall panels Other defects and damages do not affect the decorative effect and use.

Note 1."Slight" means that when the product is placed horizontally, it can be observed but is not significant with normal vision at a viewing distance of 0.5m.

Note 2.As agreed by both the supplier and the buyer, knots or other defects in this table are not considered appearance defects when they are considered as special decorative requirements.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 24 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 2411 · GB/T 8626-2007 · GB/T 19367-2022

Editions of GB/T 46106

Edition	Title	Revision	Status
GB/T 46106-2025	Interior decorative wood-based wallboard	current edition	Current

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