Inspection Items | Best Grade | Fine Grade | Technical Grade | First Grade | Regular Grade |
Purity%≥ | 99.5 | 99.0 | 98.5 | 98 | 96.0 |
Chloride(as KCl)%≤ | 0.001 | 0.003 | 0.01 | 0.03 | 0.1 |
Sulphate ( as K2SO4)%≤ | 0.003 | 0.002 | 0.01 | 0.1 | 0.15 |
Fe%≤ | 0.0005 | 0.0005 | 0.0002 | 0.001 | 0.003 |
Insoluble Matter in Water%≤ | 0.005 | 0.005 | 0.03 | 0.02 | 0.05 |
Burnt Loss%≤ | 0.6 | 0.6 | 0.8 | 1.00 | 1.00 |
Application
Mainly used as the screen glass shell, fertilizer decarburization, vacuum tubes,inorganic salt, dyes and other industrial production of raw materials. Used for fire extinguisher, ceramics, pharmaceutical raw materials, glass industry etc.
Packing: Plastic woven bag or kraft paper inner with plastic bag, in 25/50/1000kg net or as demand.