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R-6618 Rutile Titanium Dioxide Pigment from China Suppliers and Factory for Coatings and Plastics

R-6618 is a high-quality titanium dioxide pigment manufactured by Shandong Jinhai Titanium Resources Technology Co., Ltd., a leading supplier and factory in China. This rutile titanium dioxide is expertly produced with a unique zirconia and alumina surface treatment, ensuring exceptional whiteness, glossiness, high tinting strength, and outstanding durability. Designed for excellent dispersion properties, R-6618 is ideal for use in industrial coatings and is widely utilized in the production of solvent and water-based paints, coatings, and plastics. Available in convenient 25KG paper-plastic composite bags, R-6618 is the perfect choice for your coating needs, backed by the expertise of a trusted Chinese supplier

    Application Industries
    🎨 Paints and Inks Industry

    R-6618 rutile titanium dioxide serves as a fundamental component in premium paints and inks due to its outstanding hiding power and weather resistance. The product offers high refractive index and superior optical characteristics, meeting the demanding standards for various interior and exterior coating applications. It finds broad usage in architectural coatings, automotive finishes, industrial protective systems, and printing inks.

    ⚙️ Plastics and Rubber Industry

    Employing advanced surface treatment technology, R-6618 demonstrates excellent dispersion and compatibility within plastic and rubber matrices. It significantly enhances the whiteness, weather resistance, and mechanical strength of finished products, making it particularly suitable for high end applications including engineering plastics, outdoor construction materials, automotive components, and rubber goods.

    📄 Paper Industry

    In the paper manufacturing sector, R-6618 functions as a high quality filler and coating pigment that effectively improves paper glossiness and printability. With stable chemical properties and favorable dispersion characteristics, it maintains consistent quality performance across diverse paper making processes. The product proves especially valuable for producing premium cultural papers, packaging materials, and specialty paper products.

    Parameter Information
    ITEM SPECIFICATION
    TiO2 Content % 94 Min
    Rutile Content % 98 Min
    Tinting Strength 1800 Min
    Oil Absorption g/100g 20 Max
    Resistivity Ω·m 80 Min
    Solution in Water 0.5 Max
    Residue on Sieve (45μm) 0.05 Max
    Volatile at 105℃ 0.5 Max
    PH 6.0 – 8.5
    Inorganic Coatings Zirconia, Alumina
    Organic Treatment TMP / Organic Silica
    L 98 Min
    A -0.5 – 0.5
    B 1.5 Max
    Product Performance
    R-6618 features a dense crystalline structure and stable chemical properties, delivering exceptional durability, hiding power, and ultraviolet resistance. With weather resistance notably surpassing that of anatase grades, it maintains long term color stability and coating integrity under demanding outdoor conditions. This makes it an optimal selection for high performance industrial applications requiring reliable and lasting material performance.
    • R6618
    • R6618(2)
    Application Scope
    🏭

    R-6618 finds extensive application across multiple industrial sectors including coatings, plastics, rubber, inks, and paper manufacturing. The product proves particularly suitable for premium applications with stringent weather resistance and durability requirements, such as architectural exterior coatings, automotive original equipment manufacturer finishes, and outdoor plastic products.

    Frequently Asked Questions
    Q What is R-6618 rutile titanium dioxide primarily used for?
    R-6618 rutile titanium dioxide is primarily used in paints, inks, plastics, rubber, and paper manufacturing. Its outstanding hiding power, high refractive index, and excellent weather resistance make it a preferred pigment for both interior and exterior applications across multiple industries.
    Q What is the minimum TiO2 content in R-6618?
    R-6618 contains a minimum TiO2 content of 94%, with a rutile content of at least 98%, ensuring high purity and consistent optical performance across all intended applications.
    Q What surface treatments are applied to R-6618?
    R-6618 undergoes both inorganic and organic surface treatments. The inorganic coatings include Zirconia and Alumina, while the organic treatment uses TMP (Trimethylolpropane) and Organic Silica. These treatments enhance its dispersion, compatibility, and durability in various matrices.
    Q How does R-6618 perform compared to anatase-grade titanium dioxide?
    R-6618 offers significantly superior weather resistance compared to anatase-grade titanium dioxide. Its dense crystalline rutile structure provides better UV resistance, longer color stability, and enhanced coating integrity, making it more suitable for demanding outdoor and industrial environments.
    Q Is R-6618 suitable for outdoor and automotive applications?
    Yes. R-6618 is particularly well-suited for outdoor applications such as architectural exterior coatings, automotive OEM finishes, and outdoor plastic products. Its high weather resistance and UV stability ensure long-term performance even under harsh environmental conditions.
    Q What are the key quality indicators for R-6618 in terms of color values?
    R-6618 maintains a minimum L value of 98 (high brightness), an A value between -0.5 and 0.5 (neutral hue), and a maximum B value of 1.5 (minimal yellowness). These color parameters ensure a consistently bright, clean white appearance in finished products.

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