Standard No.:	GB/T 6609.27-2023
English Name:	Chemical analysis methods and determination of physical performance of alumina―Part 27:Particle size analysis―Sieves method
Chinese Name:	氧化铝化学分析方法和物理性能测定方法 第27部分：粒度分析 筛分法
Chinese Classification:	H30    Metallurgy material and auxiliary material in general
Professional Classification:	GB    National Standard
ICS Classification:	71.100.10 71.100.10    Materials for aluminium production 71.100.10
Issued by:	SAMR; SAC
Issued on:	2023-08-06
Implemented on:	2024-3-1
Status:	valid
Superseding:	GB/T 6609.27-2009 Chemical analysis methods and determination of physical performance of alumina - Part 27: Partical size analysis - Method using electriformed sieves GB/T 6609.28-2004 Chemical analysis methods and Determination of physical performance of alumina Determination of the fine particle size distribution(less than 60μm)-Method using electroformed sieves GB/T 6609.37-2009 Chemical analysis methods and determination of physical performance of alumina - Part 37: Determination of the particles size content less then 20μm
Language:	English
File Format:	PDF
Word Count:	7500 words
Price(USD):	225.0
Delivery:	via email in 1~3 business day

本文件描述了用筛分法测定氧化铝粒度分布的方法。
本文件适用于氧化铝粒度分布的测定。
干筛法适用于粒径小于45 μm的颗粒含量小于50%的粒度分布测定；
湿筛法适用于范围为16 μm~63 μm粒度分布的测定；
溶剂冲洗法适用于粒径小于20 μm的颗粒含量小于或等于4%的粒度分布的测定。