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Rutile titanium dioxide powder R218 for coating, painting, plastic etc

R218 titanium dioxide is a rutile-type TiO₂ produced using the sulfuric acid process with a new manufacturing technology. Its unique hydrolysis and calcination processes provide excellent hiding power. The refined grinding ensures a more uniform particle size distribution and higher gloss. Special surface treatment grants R218 outstanding weather resistance, low oil absorption, and good leveling properties. The large-scale production facilities, advanced DCS control system, as well as our company's strong technical expertise and extensive management experience, ensure the product's stable quality.

    description1

    Chemical Name

    Titanium Dioxide (TiO₂)

    CAS Number

    13463-67-7

    EINECS Number

    236-675-5

    Color Index

    77891, Pigment White 6

    ISO591-1:2000

    R2

    ASTM D476-84

    II

    Product Form

    White Powder

    Specific Gravity

    4.1 g/cm3

    Bulk Density

    0.7~1.0 g/cm3

    Surface Treatment

    Inorganic Coating with Silicon & Aluminum + Organic Treatment

    Technical Specifications

    Property

    R218

    Titanium Dioxide Content (%)

    ≥94.0

    Rutile Content (%)

    ≥98.0

    Color (Compared to Reference Sample)
    ∆L*(Sample - Standard)
    ∆s=(∆a2+∆b2)0.5

    Not lower than
    ≥-0.3
    ≤0.5

    Volatile Matter at 105ºC (%)

    ≤0.5

    Water-Soluble Matter (%)

    ≤0.5

    Residue on Sieve (45µm) (%)

    ≤0.1

    pH of Aqueous Suspension

    6.5-8.5

    Brightness (%)

    ≥96.0

    Oil Absorption (g/100g)

    ≤21.0

    Tinting Strength (Reynolds Number)

    ≥1800

    Application
    R218 titanium dioxide is a general-purpose, multi-functional rutile-type TiO₂, widely used in various mid-to-high-end interior and exterior coatings, interior and exterior wall latex paints, industrial coatings, powder coatings, road marking paints, anti-corrosion paints, anti-fouling paints, marine coatings, as well as in plastics, masterbatches, rubber, inks, leather, papermaking, decorative paper, and laminated paper industries.

    Packaging
    The product is packaged in inner plastic bags with outer woven bags or paper-plastic composite bags, with a net weight of 25 kg. Additionally, 500 kg and 1000 kg woven bulk bags can be provided upon customer request.

    Safety & Storage
    This product is safe, non-toxic, and harmless, appearing as a white powder. During transportation, it should be protected from moisture. For storage, keep it in a cool, ventilated, and dry place.
    Avoid inhaling dust while handling. In case of contact, wash with soap and water. For detailed safety guidelines, please refer to the corresponding Material Safety Data Sheet (MSDS).

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