Titanium Dioxide Hr990

We are offering titanium dioxide hr990.
hr990 hongyunyuan brand hr990 rutile type titanium dioxide is a kind of titanium dioxide pigment made by chlorination method,its surface is treated with inorganic coating aluminum. The product has good luster, outstanding hiding powder, high color ability and good weather-resistance. It is widely used in plastics printing inks, chemical fibers, rubbers, engineering plastics and coatings.
titanium content % ≥91.0
brightness % ≥94.0
tinting strength(reynolds) ≥1820
water soluble % ≤0.50
rutile content % ≥97.0
ph of aqueous suspension 7.0－8.5
oil absorption,g/100g ≤23.0
sieve residue 45um ％ ≤0.05
volatile at 105℃ g/100g ≤0.85
color not lower than standard
resistivity of aqueous extract ω.m ≥50
dispersion（hegmann） ≥5.50