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Non-metallic minerals
Hollow Glass Microspheres China Suppliers and Factory for Industrial Composites
Leading China factory and suppliers of high-performance hollow glass microspheres. Made from alkali-lime borosilicate glass, these lightweight particles offer high strength, low thermal conductivity, and chemical stability for automotive, aerospace, and oilfield applications.
SupplierShijiazhuang Fengersheng Mining Co., Ltd.www.fesmining.com
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About this product
Product information from the supplier.
Product Overview
Hollow Glass Microspheres are high-performance functional materials engineered from alkali-lime borosilicate glass. Characterized by a unique lightweight spherical structure and a smooth reflective surface, these microspheres offer an exceptional combination of low density, robust compressive strength, and superior electrical insulation. This synergy of physical properties makes them an ideal additive for reducing weight without compromising structural integrity.
Designed for versatility, these microspheres provide outstanding chemical stability, heat resistance, and minimal thermal conductivity. They are widely indispensable across high-demand industries, serving as critical components in aerospace composites, automotive lightweighting, marine anti-corrosion coatings, oilfield cementing, and energy-saving construction materials, ensuring enhanced performance and efficiency in extreme environments.
Detailed Parameters
| 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 |
Key Advantages
Ultra-Low Density
Significantly reduces the overall weight of composites and coatings, optimizing fuel efficiency in transport and aerospace.
High Strength
Offers impressive compressive strength (up to 12,000 psi) to maintain structural stability under high pressure.
Thermal Insulation
Minimal thermal conductivity makes it perfect for energy-saving building materials and heat-resistant coatings.
Chemical Stability
Exceptional resistance to chemical erosion, ensuring long-term durability in marine and oilfield applications.
Electrical Insulation
Superior dielectric properties provide reliable electrical insulation for sensitive electronic and industrial components.
Excellent Fluidity
The smooth spherical shape ensures easy mixing and outstanding flowability within various resin and cement matrices.
Product Gallery
Management Platforms
Quality Assurance
Strict batch testing for true density and compressive strength to ensure aerospace-grade consistency.
Custom Processing
Tailored particle size distributions (2-130 µm) to meet specific industrial viscosity requirements.
Supply Chain Stability
Optimized logistics for non-metallic mineral products, ensuring timely delivery of bulk orders.
Technical Support
Expert guidance on integrating microspheres into epoxy, rubber, and cement matrices.
Sustainable Sourcing
Commitment to environmentally responsible extraction and processing of borosilicate materials.
Inventory Control
Advanced warehousing systems to prevent moisture contamination and maintain product purity.
Investment Return Comparison
| 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) |
Frequently Asked Questions
Q: What are the primary applications of Hollow Glass Microspheres in the automotive industry?
In automotive manufacturing, they are primarily used in lightweight composites and interior panels to reduce vehicle mass, thereby improving fuel efficiency and reducing carbon emissions without sacrificing strength.
Q: How do these microspheres improve anti-corrosion coatings?
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.
Q: Can the particle size be customized for specific industrial needs?
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.
Q: What makes borosilicate glass preferable for these spheres?
Alkali-lime borosilicate glass provides a superior balance of thermal shock resistance, chemical durability, and high compressive strength compared to standard soda-lime glass.
Q: How do Hollow Glass Microspheres benefit oilfield cementing?
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.
Q: Do these microspheres affect the viscosity of adhesives?
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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Shijiazhuang Fengersheng Mining Co., Ltd.
