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China Weighting Glass Beads Supplier - High-Quality Factory Produced Beads for Density Adjustment and Filling Applications

Weighting glass beads are premium quality, small spherical glass particles designed specifically for applications requiring filling, weighting, density adjustment, and counterweight functionality. Manufactured predominantly from soda-lime glass, these beads are processed to achieve a smooth, clean, and uniform appearance. Due to their higher density compared to many plastic fillers and textile fibers, weighting glass beads are the ideal choice for manufacturers seeking compact weight, stable filling performance, and excellent flowability. In various consumer and industrial products, achieving optimal weight distribution is crucial. For instance, weighted blankets benefit from evenly distributed filling materials that provide gentle pressure. Similarly, stuffed toys and craft items can utilize these stable and clean fillers to enhance tactile feel, balance, and overall product shape. Additionally, plastic, rubber, and composite products often require density control to improve performance, stability, or counterweight functionality. By leveraging the round shape, high bulk density, chemical stability, and consistent particle size of weighting glass beads, manufacturers can effectively meet these essential requirements. As a leading supplier in China, WANCHENG MINERAL specializes in providing weighting glass beads to a global clientele across diverse sectors, including textile products, household goods, toy filling, craft applications, plastic fillers, rubber products, sports equipment, and industrial counterweight solutions. Our factory offers various particle sizes, packaging options, and customized grades tailored to meet specific customer needs. Committed to delivering stable quality, a clean appearance, good flowability, and reliable bulk supply, we ensure our clients receive the best products available in the market.

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    Glass Chemical Composition Analysis

    Chemical Component Typical Content Description
    SiO2 / Silicon Dioxide 70% - 73% Main glass network component
    Na2O / Sodium Oxide 12% - 15% Helps glass melting and processing
    CaO / Calcium Oxide 7% - 10% Improves glass stability
    MgO / Magnesium Oxide 2% - 4% Improves durability
    Al2O3 / Aluminum Oxide 0.5% - 2.0% Improves chemical resistance
    K2O / Potassium Oxide 0.5% - 1.5% Minor alkali component
    Fe2O3 / Iron Oxide ≤ 0.5% Controlled impurity

    Frequently Asked Questions (FAQ)

    What is the primary chemical component in this glass formula?
    Silicon Dioxide (SiO2) is the primary glass network former, accounting for 70% to 73% of the total formulation.
    Why is Sodium Oxide (Na2O) used in glass manufacturing?
    Sodium Oxide (12% - 15%) serves as a fluxing agent that lowers the melting temperature of silica, facilitating glass melting and forming processes.
    How do Calcium Oxide (CaO) and Magnesium Oxide (MgO) affect performance?
    Calcium Oxide (7% - 10%) improves the structural stability of the glass, while Magnesium Oxide (2% - 4%) further enhances mechanical durability and inhibits devitrification.
    What role does Aluminum Oxide (Al2O3) play in the glass matrix?
    Aluminum Oxide (0.5% - 2.0%) significantly improves chemical resistance, thermal stability, and overall viscosity control.
    Why must Iron Oxide (Fe2O3) content be kept under 0.5%?
    Iron Oxide is a controlled impurity; maintaining it below 0.5% ensures optimal optical clarity and prevents undesirable greenish or brownish tinting.
    What is the purpose of Potassium Oxide (K2O) in the composition?
    Potassium Oxide (0.5% - 1.5%) acts as a minor alkali component that complements sodium oxide to refine melting behavior and glass surface properties.

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    FAQ

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