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CHINA DUST

China Dust is a 50/50 blend of JIS Z8901 Class 8 Test Dust and naturally occurring Silicon Dioxide (SiO2). China Dust is made per Laboratory Test Method BZ 106-01.

 

JIS Z8901, Class 8 Information:

Typical Chemical Analysis of JIS Z8901 Class 8 Test Dust
Chemical % Of Weight
SiO2 34.0 – 40.0
Al2O3 26.0 – 32.0
Fe2O3 17.0 – 23.0
MgO 3.0 – 7.0
CaO 0.0 – 3.0
TiO2 0.0 – 4.0
JIS Z8901, Class 8 Particle size distribution by volume % greater than
Size in Microns JIS Z8901 Class 8
5.0 61.0 +/-5.0
10.0 43.0 +/-3.0
20.0 27.0 +/-3.0
30.0 15.0 +/-3.0
40.0 9.0 +/-3.0
75.0 3.0 maximum

Silicon Dioxide (SiO2) Information:

Typical Chemical Analysis of SiO2
Chemical % of Weight
SiO2 Greater than 97%
Particle size distribution by volume% as measured by a laser diffraction analyzer
10% of particles are 0.8µm or less 50% of particles are 2.7µm or less 90% of particles are 10.0µm or less

Notes:
1. JIS Z8901 Class 8 Kanto Loam Test Dust density is 2.9 – 3.0 g/ml.
2. Japanese Kanto Loam is a naturally occurring soil which is milled and sized to the JIS Z8901, Class 8 standard.
3. Silicon Dioxide (SiO2) density is 2.6 – 2.7 g/ml.
4. The Silicon Dioxide (SiO2) is a naturally occurring material.
5. The material is sold in one gallon jars containing 2 kg. of material.