Hollow Glass Microspheres are high-performance functional materials engineered from premium alkali-lime borosilicate glass. Featuring a unique lightweight spherical structure and a smooth reflective surface, these microspheres provide an exceptional combination of ultra-low density, robust compressive strength, and superior electrical insulation, making them the ideal additive for weight reduction without sacrificing structural integrity.
Designed for maximum versatility, our microspheres offer outstanding chemical stability, high heat resistance, and minimal thermal conductivity. These properties make them indispensable across high-demand sectors, including aerospace composites, automotive lightweighting, marine anti-corrosion coatings, oilfield cementing, and energy-saving construction materials, ensuring peak efficiency even in the most extreme industrial environments.
| True Density (g/cm³) | 0.58 ~ 0.62 | Compressive Strength (psi) | 12,000 (Qualified) |
|---|---|---|---|
| Particle Size (D50) | 40 μm | Particle Size (D90) | 70 μm |
| Bulk Density (g/cm³) | 0.29 ~ 0.34 | Floatation Rate (%) | ≥ 95% |
| Moisture Content (%) | ≤ 0.3% | Typical Size Range | 2 – 130 µm |
| Material Base | Alkali-lime Borosilicate Glass | Customization | Available upon request |
Significantly reduces the overall weight of composites and coatings, optimizing fuel efficiency for transport and aerospace applications.
Offers impressive strength up to 12,000 psi to maintain structural stability under high-pressure industrial conditions.
Minimal thermal conductivity makes it perfect for energy-saving building materials and advanced heat-resistant coatings.
Exceptional resistance to chemical erosion ensures long-term durability in harsh marine and oilfield environments.
Superior dielectric properties provide reliable electrical insulation for sensitive electronic and industrial components.
The smooth spherical shape ensures easy mixing and outstanding flowability within various resin and cement matrices.
Strict batch testing for true density and compressive strength to ensure aerospace-grade consistency.
Tailored particle size distributions (2-130 µm) to meet specific industrial viscosity requirements.
Optimized logistics for non-metallic mineral products, ensuring timely delivery of bulk orders.
Expert guidance on integrating microspheres into epoxy, rubber, and cement matrices.
Commitment to environmentally responsible extraction and processing of borosilicate materials.
Advanced warehousing systems to prevent moisture contamination and maintain product purity.
| Performance Metric | Standard Fillers | Hollow Glass Microspheres |
|---|---|---|
| Weight Reduction | Minimal | Extreme Reduction |
| Thermal Conductivity | Moderate/High | Very Low |
| Compressive Strength | Varies | High (up to 12,000 psi) |
| Chemical Resistance | Standard | Superior Stability |
| Processing Efficiency | Average | High (due to fluidity) |
In automotive manufacturing, they are used in lightweight composites and interior panels to reduce vehicle mass, improving fuel efficiency and reducing carbon emissions without sacrificing structural strength.
Due to their chemical stability and low permeability, they act as a barrier against moisture and corrosive agents, significantly extending the lifespan of marine and industrial coatings.
Yes, while common sizes range from 2-130 µm, we accept customized specifications to ensure the product integrates perfectly with your specific resin or cement system.
Alkali-lime borosilicate glass provides a superior balance of thermal shock resistance, chemical durability, and high compressive strength compared to standard soda-lime glass.
They are used to create lightweight cements that prevent the fracturing of fragile formations during the cementing process, ensuring better zonal isolation and well integrity.
Their spherical shape actually improves fluidity and flow characteristics, allowing for easier application and consistent thickness in adhesive layers compared to irregular fillers.
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