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titanium dioxide R218
Item Chemical analysis
Titanium dioxide(TiO2)wt%≥ 97
Alumina(Al2O3)wt%≤ 1.7
Organic Treatment,wt%,carbon 0.3
Specific Gravity 4.2
PH >4.0
Relative density >3.6
Oil Absorption(g/100g) 18-22
Resistivity of water extract≥ 80 m
Retained on 325 Mesh≤ 0.05%
Water solubility insoluble
Undertone Tint Very blue(+0.028~+0.032)
Tint Strength Very high(+109~+110)
Dispersibility in:Thermoplastics
Dry Blending Operations Excellent