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Weighting Glass Beads from China - Quality Suppliers & Factory for Filling and Density Adjustment Applications

Weighting glass beads are high-quality spherical glass particles manufactured for various applications, including filling, weighting, and density adjustment. Sourced mainly from soda-lime glass, these beads are crafted to be smooth, clean, and uniform, making them ideal for industries that require reliable weight distribution. As a preferred alternative to plastic fillers and textile fibers, weighting glass beads offer a higher density, ensuring compact weight and consistent performance. In both consumer and industrial markets, proper weight distribution is crucial. Weighted blankets benefit from evenly distributed filling materials that provide gentle pressure, while stuffed toys and craft items require a stable, clean filler to enhance hand feel, balance, and shape. Additionally, plastic, rubber, and composite products often need precise density control to optimize performance and stability. The round shape, high bulk density, chemical stability, and uniform particle size of weighting glass beads make them the optimal choice for these needs. WANCHENG MINERAL is a leading supplier in China, providing high-quality weighting glass beads to customers globally. Our products cater to a wide range of applications, including textile manufacturing, household goods, toy filling, craft materials, plastic and rubber products, sports equipment, and industrial counterweight uses. We offer various particle sizes, packaging options, and customizable grades to meet specific customer requirements. Our commitment focuses on delivering stable quality, clean appearance, reliable flowability, and consistent bulk supply from our factory.

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    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

    What is the primary chemical component in this glass composition?
    Silicon Dioxide (SiO2) is the primary component, making up 70% to 73% of the total formulation. It serves as the essential glass network former that provides structural foundation.
    Why is Sodium Oxide (Na2O) added to the glass mix?
    Sodium Oxide (Na2O) comprises 12% to 15% of the composition and acts as a fluxing agent. It lowers the melting temperature of silica, facilitating smoother glass melting and forming processes.
    How do Calcium Oxide (CaO) and Magnesium Oxide (MgO) function together?
    Calcium Oxide (7% - 10%) improves structural stability and insolubility in water, while Magnesium Oxide (2% - 4%) enhances mechanical durability and prevents crystallization during manufacturing.
    What role does Aluminum Oxide (Al2O3) play in glass performance?
    Present in small amounts (0.5% - 2.0%), Aluminum Oxide enhances the glass's chemical durability and resistance to weathering and chemical attack.
    Why must Iron Oxide (Fe2O3) content be kept below 0.5%?
    Iron Oxide is treated as a controlled impurity because elevated levels can impart an undesirable greenish tint and affect the optical clarity of the glass.
    What type of glass does this chemical composition represent?
    This composition represents classic soda-lime-silica glass, which is the most widely utilized formulation for flat glass, architectural windows, containers, and everyday glassware.

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    FAQ

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