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Non-metallic minerals
Hollow Glass Microspheres China Suppliers High Strength Borosilicate Factory
Premium hollow glass microspheres from a leading China factory. Our alkali-lime borosilicate glass bubbles offer low density, high compressive strength, and thermal insulation. Trusted suppliers for automotive composites, oilfield cements, and insulating coatings.
SupplierShijiazhuang Fengersheng Mining Co., Ltd.www.fesmining.com
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About this product
Product information from the supplier.
Our premium Hollow Glass Microspheres are engineered from high-quality alkali-lime borosilicate glass, featuring a sophisticated lightweight spherical structure and a smooth reflective surface. Designed for high-performance industrial applications, these microspheres combine low density with robust compressive strength, offering a superior solution for weight reduction without compromising structural integrity.
With exceptional properties including minimal thermal conductivity, superior electrical insulation, and reliable chemical stability, our hollow glass bubbles are indispensable in modern engineering. From aerospace components and automotive composites to oilfield cements and energy-saving construction materials, they provide the critical balance of fluidity and heat resistance required for the most demanding environments.
Detailed Parameters
| True Density (g/cm³) | 0.58 ~ 0.62 | Compressive Strength (psi) | 12,000 |
|---|---|---|---|
| Particle Size (D50/D90) | D50: 40μm / D90: 70μm | Bulk Density (g/cm³) | 0.29 ~ 0.34 |
| Floatation Rate (%) | ≥ 95% | Moisture Content (%) | ≤ 0.30% |
| Common Size Range | 2 - 130 µm | Customization | Available on Request |
| Chemical Composition | Alkali-lime Borosilicate Glass | Surface Quality | Smooth & Reflective |
Key Advantages
High Strength
Capable of withstanding up to 12,000 psi, ensuring durability in high-pressure environments.
Chemical Stability
Exceptional resistance to corrosion and chemical reactions for long-term reliability.
Ultra-Low Density
Significantly reduces the overall weight of composite materials for aerospace and automotive use.
Thermal Insulation
Minimal thermal conductivity makes it ideal for energy-saving coatings and heat shields.
Electrical Insulation
Provides superior dielectric properties, essential for electronic and insulating materials.
Excellent Fluidity
The spherical shape ensures easy blending and outstanding flow during manufacturing.
Product Gallery
Management Platforms
Quality Control
Strict adherence to particle size distribution and density standards.
Custom Synthesis
Tailored specifications for specialized automotive and aerospace needs.
Logistics Tracking
Real-time monitoring of global shipments for industrial raw materials.
Technical Support
Expert guidance on integrating microspheres into epoxy or rubber resins.
Inventory Mgmt
Optimized stockpiling to ensure steady supply for large-scale projects.
R&D Innovation
Continuous improvement of borosilicate glass strength and purity.
Investment Return Comparison
| Performance Metric | Standard Fillers | Hollow Glass Microspheres |
|---|---|---|
| Material Weight | Heavy / Dense | Ultra-Lightweight |
| Thermal Conductivity | Moderate to High | Very Low / Insulating |
| Structural Strength | Variable | High Compressive Strength |
| Processing Fluidity | Low (Abrasive) | High (Spherical Flow) |
| Application Value | Basic Utility | High-End Performance |
Frequently Asked Questions
Q: What are the primary benefits of using hollow glass bubbles in automotive composites?
They significantly reduce the overall weight of components, which improves fuel efficiency and performance without compromising the structural strength of the vehicle.
Q: Can these microspheres be used in oilfield cementing?
Yes, their low density and high compressive strength make them ideal for lightweight cementing, reducing the hydrostatic pressure on the formation.
Q: How do hollow glass microspheres improve energy-saving coatings?
Due to their minimal thermal conductivity and reflective surface, they create a thermal barrier that reduces heat transfer in buildings and industrial equipment.
Q: What is the typical particle size available for these products?
Common sizes range from 2 to 130 µm, but we provide professional customization to meet specific industrial requirements.
Q: Are they compatible with epoxy and resin-based adhesives?
Absolutely. Their spherical shape and chemical stability make them excellent fillers for adhesives, improving fluidity and reducing density.
Q: What makes borosilicate glass better than ordinary glass for these bubbles?
Borosilicate glass provides superior heat resistance, higher chemical stability, and better mechanical strength compared to standard alkali-lime glass.
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Shijiazhuang Fengersheng Mining Co., Ltd.
