JIS Test Powder (Class 5, 10)

Reference standard:JIS Z 8901

Material used：Fly ash

Particle density：More than 1.95g/cm3　（2.0～2.3g/cm3 normally）

Chemical composition（%)

SiO₂	45 min.
Moisture content	1 max.
Ignition Loss	5 max.

Particle size distribution

Particle size µm	Class 5	Class 10
2	–	82±5
4	–	60±5
5	84±5	–
8	–	22±5
10	60±5	–
16	–	3±3
20	32±3
30	15±3
40	8±3
106	1 max.