GB/T 2847-2022

Active

Pozzolanic materials used for cement production

用于水泥中的火山灰质混合材料

Standard Type
GBT
ICS
91.100.10
CCS
Q12
Status
Active
Issue Date
2022-12-30
Implementation
2023-07-01
Centralized Committee
中国建筑材料联合会
Issuing Authority
国家市场监督管理总局、国家标准化管理委员会

Application Summary AI generated

This standard specifies the technical requirements, test methods, and acceptance rules for natural and artificial pozzolanic materials used as active mineral admixtures in cement production. It is applied by cement manufacturers and construction material testing laboratories in China to ensure that materials like volcanic ash, calcined clay, or fly ash meet quality criteria for enhancing cement properties such as strength and durability. The standard governs the selection and quality control of these materials in the production of Portland cement and blended cements for general construction and infrastructure projects.

Related Standards

Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.