Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Xianghai R6638 Titanium Dioxide

Xianghai R6638 is a premium rutile-type titanium dioxide pigment from Xianghai’s R-series, engineered for exceptional brightness, high opacity, and superior dispersion in coatings, plastics, and inks. It features optimized particle size distribution, excellent weather resistance, and low VOC formulation compatibility—delivering consistent whiteness and efficient tinting strength across diverse industrial applications.
  • xianghai r6638 titanium dioxide_2095b1ca
  • xianghai r6638 titanium dioxide_2095b1ca

Features Of Xianghai R6638 Titanium Dioxide

  1. High refractive index for exceptional brightness and opacity in coatings and plastics.

  2. Surface-treated with silica and alumina to enhance dispersion stability and UV resistance.

  3. Low oil absorption ensures excellent processability in high-solids formulations and energy-efficient grinding.

  4. Consistent particle size distribution supports uniform color development and reduced haze.

  5. Low volatile organic compound (VOC) contribution, supporting compliance with stringent environmental regulations.

Typical Applications Of Xianghai R6638 Titanium Dioxide

  1. Architectural and industrial solvent-based and waterborne coatings.

  2. Pigmented thermoplastics including PVC, polyolefins, and ABS.

  3. Printing inks for flexible packaging and publication gravure/offset applications.

  4. Masterbatches requiring high loading efficiency and thermal stability.

  5. Automotive refinish and OEM coating systems demanding color fidelity and durability.

Specifications Of Xianghai R6638 Titanium Dioxide

Chemical TypeAnatase/Rutile hybrid (≥85% rutile)
Product FormFine white powder
AppearanceFree-flowing, non-caking white powder
Primary ApplicationsCoatings, plastics, inks, masterbatches
Key FeaturesSurface-treated (SiO₂ + Al₂O₃), dispersible, low dust
Oil Absorption (g/100g)16–18
pH (10% aqueous slurry)7.0–8.5
Volatile Matter at 105°C (%)≤0.5


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