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High-Quality Rutile Titanium Dioxide R-6618 from China Suppliers - Durable Pigment from Factory

R-6618 is a premium titanium dioxide pigment manufactured by Shandong Jinhai Titanium Resources Technology Co., Ltd., one of the leading suppliers in China. This rutile titanium dioxide is engineered with advanced zirconia and alumina surface treatments, ensuring exceptional whiteness, outstanding glossiness, high tinting strength, superior durability, and excellent dispersion properties. With a focus on quality control during the vulcanization process, R-6618 is ideally suited for industrial coatings. It is widely utilized in the production of both solvent and water-based paints, coatings, and plastics. Each bag of R-6618 comes in a 25KG paper-plastic composite package, making it a convenient choice for manufacturers seeking reliable and high-quality titanium dioxide from a trusted factory in China

    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.

    🏗️ Architectural Coatings 🚗 Automotive Finishes 🖨️ Printing Inks 🧴 Plastics & Rubber 📦 Paper & Packaging 🏭 Industrial Coatings
    Frequently Asked Questions
    Q What is R-6618 rutile titanium dioxide and what makes it different from anatase grades?
    R-6618 is a high-performance rutile-type titanium dioxide with a minimum rutile content of 98%. Unlike anatase grades, R-6618 offers significantly superior weather resistance, UV stability, and long-term color retention, making it ideal for demanding outdoor and industrial applications.
    Q What surface treatments are applied to R-6618?
    R-6618 undergoes both inorganic and organic surface treatment. The inorganic coating consists of Zirconia and Alumina, while the organic treatment utilizes TMP (Trimethylolpropane) and Organic Silica. These treatments enhance dispersion, compatibility, and durability across various application systems.
    Q Is R-6618 suitable for outdoor coating applications?
    Yes. R-6618 is specifically engineered for high-performance outdoor applications. Its excellent UV resistance, weather durability, and stable chemical properties make it a preferred choice for architectural exterior coatings, automotive OEM finishes, and outdoor plastic products.
    Q What TiO2 content and tinting strength does R-6618 provide?
    R-6618 guarantees a minimum TiO2 content of 94% and a tinting strength of 1800 minimum. These values ensure outstanding hiding power and consistent pigment performance across paints, inks, plastics, and paper applications.
    Q Can R-6618 be used in both plastics and rubber processing?
    Absolutely. Thanks to its advanced surface treatment technology, R-6618 exhibits excellent dispersion and compatibility within both plastic and rubber matrices. It enhances whiteness, weather resistance, and mechanical strength, making it well-suited for engineering plastics, rubber goods, and outdoor construction materials.
    Q What are the key quality parameters to consider when evaluating R-6618?
    Key parameters include TiO2 content (≥94%), rutile content (≥98%), tinting strength (≥1800), oil absorption (≤20 g/100g), resistivity (≥80 Ω·m), pH range (6.0–8.5), and color values (L≥98, A: -0.5 to 0.5, B≤1.5). These specifications collectively ensure premium optical performance and processing reliability.

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