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High-Quality Rutile Titanium Dioxide R-6618 from China Suppliers & Factory - Excellent Pigment for Coatings and Plastics

R-6618 is a premium-quality titanium dioxide pigment manufactured by Shandong Jinhai Titanium Resources Technology Co., Ltd., a leading factory and supplier in China. This rutile titanium dioxide is specially treated with zirconia and alumina, providing outstanding whiteness, excellent glossiness, high tinting strength, superior durability, and exceptional dispersion properties. R-6618 is produced using advanced quality control processes based on vulcanization technology. It is highly recommended for use in industrial coatings and is widely utilized in the production of both solvent-based and water-based paints, coatings, and plastics. R-6618 is conveniently packaged in 25KG paper-plastic composite bags, making it an ideal choice for various applications in the coatings industry

    Application Industries
    🎨 1. 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.

    ⚙️ 2. 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.

    📄 3. 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
    ✦ Dense Crystalline Structure ✦ Exceptional Hiding Power ✦ Superior UV Resistance ✦ Long-Term Color Stability ✦ Outstanding Weather Resistance

    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 as a high-performance white pigment in paints, inks, plastics, rubber, and paper industries. It is valued for its outstanding hiding power, high refractive index, and excellent weather resistance across a wide range of industrial applications.
    Q How does R-6618 perform in outdoor and weathering conditions?
    R-6618 offers weather resistance that notably surpasses anatase-grade titanium dioxide. Its dense crystalline structure and stable chemical properties ensure long-term color stability and coating integrity even under harsh outdoor conditions, making it ideal for exterior architectural coatings and outdoor plastic products.
    Q What surface treatments are applied to R-6618?
    R-6618 undergoes both inorganic and organic surface treatments. 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 matrices.
    Q What is the minimum TiO2 content and rutile content in R-6618?
    R-6618 contains a minimum TiO2 content of 94% and a minimum rutile content of 98%, ensuring consistent high purity and reliable pigment performance in demanding industrial formulations.
    Q Is R-6618 suitable for use in the plastics and rubber industry?
    Yes. Thanks to its advanced surface treatment technology, R-6618 exhibits excellent dispersion and compatibility within plastic and rubber matrices. It significantly improves whiteness, weather resistance, and mechanical strength, making it well-suited for engineering plastics, outdoor construction materials, automotive components, and rubber products.
    Q What are the key optical and color parameters of R-6618?
    R-6618 achieves a minimum L value of 98 (brightness), an A value ranging from -0.5 to 0.5 (neutral hue balance), and a maximum B value of 1.5 (minimal yellowness). These parameters confirm its superior whiteness and color neutrality, which are critical for premium coating and pigment applications.

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