Which form of Titanium has the highest refractive index and tinting strength?

Rutile Titanium has the highest refractive index and tinting strength among the various forms of Titanium. This property is essential in many applications, especially in the paint and coatings industry, where superior opacity and brightness are desired. The higher refractive index of Rutile Titanium allows it to scatter light effectively, which contributes to its excellent covering power.

In comparison to other forms, Rutile is more stable and provides better durability and weather resistance, making it a preferred choice for high-quality finishes. Anatase Titanium, while also used in various applications, has a lower refractive index and tinting strength than Rutile. Metallic Titanium is not utilized in the same context because it does not serve as a pigment in coatings. Colloidal Titanium is more about suspension and stability in liquid forms and does not compete with Rutile in terms of refractive index or tinting strength. Thus, Rutile Titanium stands out due to its outstanding optical properties and performance in paint applications.