GB/T 21782.2-2025
Active
GB/T 21782.1-2025
Active
National standards
GB/T 21782.1-2025 Coating powders—Part 1:Determination of particle size distribution by sieving
GB/T 21782.1-2025 Coating powders—Part 1:Determination of particle size distribution by sieving
Basic Information
Standard Code:
GB/T 21782.1-2025
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Paints, pigments, and dyes
ICS Name:
The coatings and pigments industry
Publish Date:
2025-10-05
Implement Date:
2026-02-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
全国危险化学品管理标准化技术委员会
Pages:
16 pages
Scope
本文件描述了筛分法测定粉末涂料粒度分布的原理、仪器、采样、筛分方法的选择和筛分选择性、试验筛的准备、试验步骤、结果的表示和试验报告。
本文件适用于32 μm~300 μm范围内的粒度分布测定。
Development Information
Drafting Units:
广州海关技术中心、福建万安实业集团有限公司、浙江超浪新材料有限公司、佛山市南海嘉多彩粉末涂料有限公司、上海化工院检测有限公司、江苏华光控股集团有限公司、广东华江粉末科技有限公司、中海油常州涂料化工研究院有限公司
Drafting Persons:
刘能盛、李政军、李涵、霍炜江、邓良健、肖前、黄文、杨庆伟、李亮坚、吴昊、潘许韬、易小均、吴向平
Same series standard
GB/T 21782.2-2025 Coating powders—Part 2:Determination of density by gas comparison pycnometer(referee method)
GB/T 21782.3-2025 Coating powders—Part 3:Determination of density by liquid displacement pycnometer
GB/T 21782.4-2025 Coating powders—Part 4:Calculation of lower explosion limit
GB/T 21782.8-2025 Coating powders—Part 8:Assessment of the storage stability of thermosetting powders
GB/T 21782.10-2025 Coating powders—Part 10:Determination of deposition efficiency
Replace the following standards
Referenced Standards
GB 3186-1982 Sampling paint products
GB/T 3186-2006 Paints, varnishes and raw materials for paints and varnishes—Sampling
GB/T 6003.1-1997 Test sieves of metal wire cloth
GB/T 6003.1-2012 Test sieves—Technical requirements and testing—Part 1:Test sieves of metal wire cloth
GB/T 6003.1-2022 Test sieves—Technical requirements and testing—Part 1:Test sieves of metal wire cloth
GB/T 6003.2-1997 Test sieves of perforated metal plate
GB/T 6003.2-2012 Test sieves—Technical requirements and testing—Part 2:Test sieves of metal wire cloth
GB/T 6003.2-2024 Test sieves—Technical requirements and testing—Part 2:Test sieves of perforated metal plate
GB/T 21782.14-2010 Coating powders—Part 14:Terminology
Adopt standards
ISO 8130-1:2019
Related Standards
GB/T 21782.10-2025
Active
GB/T 21782.10-2025 Coating powders—Part 10:Determination of deposition efficiency
GB/T 21782.3-2025
Active
GB/T 21782.3-2025 Coating powders—Part 3:Determination of density by liquid displacement pycnometer
GB/T 21782.4-2025
Active
GB/T 21782.4-2025 Coating powders—Part 4:Calculation of lower explosion limit
GB/T 21782.8-2025
Active