Premium Lightweight Cenosphere Powder Suppliers and Factory in China
Lightweight Cenosphere Powder, also known as Hollow Ceramic Microspheres or Aluminosilicate Microspheres, is a high-performance industrial filler derived from fly ash formed at coal-fired thermoelectric power stations. These 100% spherical particles provide an exceptional combination of low density and high strength, making them an ideal choice for industries seeking to reduce weight without compromising structural integrity.
Engineered for versatility, these inert microspheres are resistant to solvents, water, acids, and alkalis. With a weight reduction of up to 75% compared to traditional mineral fillers, Cenosphere powder significantly improves flowability, thermal insulation, and overall processing efficiency across a wide spectrum of commercial and industrial applications.
Detailed Parameters
| Material Composition | Aluminosilicate (Fly Ash Based) | Particle Shape | 100% Hollow Sphere |
|---|---|---|---|
| Particle Size Range | 75-850 microns (Typical: 100-500μm) | Color Range | Gray to Light Gray |
| Al2O3 Content | 27% min to 45% (Depending on Grade) | Fe2O3 Content | 2% - 5% max |
| Bulk Density | 0.33 - 0.55 g/cc | True Density | 0.8 - 0.95 g/cc (Grade TST-100) |
| Floating Rate | 75% min to 95% min | Moisture Content | 0.5% max |
Key Advantages
Chemical Inertness
Completely inert and unaffected by water, solvents, acids, or alkalis, ensuring stability in harsh environments.
Ultra Low Density
Up to 75% lighter than conventional mineral fillers, significantly reducing the final product weight.
Thermal Insulation
Excellent heat resistance and low thermal conductivity for superior insulating performance.
Improved Flowability
The perfect spherical shape enhances processing efficiency and fluidity in mixing and molding.
High Mechanical Strength
Maintains high structural strength and low shrinkage, ensuring durability in composite materials.
Cost Optimization
Reduces resin demand and overall production costs while increasing total solids and reducing VOCs.
Product Gallery
Management Platforms
Coatings & Paints
Optimizing vehicle putty, fireproof paints, and insulating coatings for better durability.
Construction Materials
Used in specialty cements, mortars, and acoustical panels for lightweight structural support.
Plastic Composites
Enhancing BMC/SMC molding, PVC floors, and HDPE/PP injection molding compounds.
Foundry & Refractory
Improving castables, fire bricks, and insulating materials for high-temperature stability.
Automotive Parts
Ideal for engine parts, brake blocks, damping materials, and decorative lightweight bars.
Oil Manufacturing
Applied in oil well cements, drilling muds, and lost circulation aids for drilling efficiency.
Investment Return Comparison
| Performance Metric | Traditional Mineral Filler | Cenosphere Microspheres |
|---|---|---|
| Product Weight | Standard Heavy Weight | 75% Lighter Weight |
| Resin Consumption | High Demand | Significantly Reduced |
| Thermal Insulation | Moderate/Low | Excellent / High |
| Processing Flow | Irregular / Lower | Spherical / High Flow |
| VOC Emissions | Higher Levels | Reduced VOCs |
Frequently Asked Questions
Q: What are the primary benefits of using Cenosphere in coatings?
Cenospheres reduce the overall weight of coatings, decrease VOC emissions, increase total solids, and lower material costs while improving the insulating properties of the paint.
Q: How does the spherical shape of Ceramic Microspheres affect processing?
Unlike irregular fillers, the 100% spherical shape provides improved flowability and easier processing during mixing and molding, reducing friction and wear on equipment.
Q: Is Cenosphere powder compatible with chemical solvents?
Yes, Cenospheres are chemically inert, meaning they are not affected by solvents, water, acids, or alkalis, making them suitable for a wide range of chemical applications.
Q: Which grades of Cenospheres are available for high-alumina requirements?
Grades such as TS-40, TS-100, and TST-100 offer Al2O3 content ranging from 35% to 45%, providing enhanced heat resistance and strength.
Q: Can Cenospheres be used in the oil and gas industry?
Absolutely. They are widely used in oil well cements, drilling muds, and as lost circulation aids to optimize drilling processes.
Q: How does Cenosphere impact the strength of plastics?
Cenospheres provide a unique combination of high strength and low density, reducing the overall weight of plastic parts (like HDPE or PP) without sacrificing structural integrity.
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