In 2008, we developed tobacco-grade iron oxide yellow、iron oxide red and iron oxide black..
In order to meet the strict requirement of heavy metal for tipping paper, we developed technology to control contents of As, Hg, Pb, Cr, Cd and Ni, and got more than 60% market share in China.
Tobacco Iron oxide Yellow
|
Test item |
Quality Index |
|
Content |
≥86% |
|
Oil Absorption |
25-35 |
|
Average Particle Size |
400-500nm |
|
PH Value |
3.5-7 |
|
Moisture |
≤1% |
|
Water soluble matters |
≤0.4% |
Tobacco Iron oxide Red
|
Test item |
Quality Index |
|
Content |
≥97% |
|
Oil Absorption |
15-25 |
|
Average Particle Size |
400-500nm |
|
PH Value |
3.5-7 |
|
Moisture |
≤1% |
|
Water soluble matters |
≤0.4% |
Tobacco Iron oxide Black
|
Test item |
Quality Index |
|
Content |
≥96% |
|
Oil Absorption |
15-25 |
|
Average Particle Size |
400-500nm |
|
PH Value |
6-8 |
|
Moisture |
≤1% |
|
Water soluble matters |
≤0.4% |
Tobacco Iron oxide Brown
|
Test item |
Quality Index |
|
Content |
≥92% |
|
Oil Absorption |
25-35 |
|
Average Particle Size |
400-500nm |
|
PH Value |
|
|
Moisture |
≤1% |
|
Water soluble matters |
≤0.4% |
