HN25HS Glass Microspheres
Thermal Insulation Materials 25-85µM Hollow Glass Bubbles Synthetic Foam
Hollow glass bubbles provide significant benefits in insulation materials, offering weight reduction, enhanced energy efficiency, and reduced thermal conductivity when added to construction materials.
Product Specifications
| Attribute |
Value |
| Product Name |
HN25HS Glass Microspheres |
| Application |
Construction, Rubber, Aerospace Adhesives, Buoyancy Materials |
| Diameter |
25-85µm |
| Density |
0.15-1.0 g/cm³ |
| Compressive Strength |
750 psi |
| Chemical Composition |
SiO2, Na2O, CaO, MgO, Al2O3 |
| Color |
White or transparent |
| True Density |
0.244-0.256 |
| Bulk Density |
0.12-0.15 |
| Dielectric Constant |
1.2-2.2 (100MHZ) |
| Thermal Conductivity |
0.085 |
Key Applications
- Aerospace insulation: Used as filler material in insulation coatings for engine components and spacecraft surfaces, protecting against extreme temperatures.
- Industrial insulation: Applied in pipe insulation and furnace linings to reduce weight and improve thermal insulation properties.
Technical Specifications
| Model |
True Density (g/cm³) |
Bulk Density (g/cm³) |
Compressive Strength (psi) |
Diameter (µm) |
D10 |
D50 |
D90 |
| HN25HS |
0.23-0.27 |
0.13-0.16 |
500 |
25 |
70 |
105 |
Product Advantages
Superior thermal insulation properties and significant reduction in power consumption.
Why Choose Our Hollow Glass Bubbles?
- Specialized in manufacturing Hollow Glass Bubbles for over 20 years
- Ranked among the largest HGB manufacturers globally
- Guaranteed product quality with verifiable density, radius, and compressive strength
- Consistent product performance and reliability
Frequently Asked Questions
What packaging options are available for HGBs?
We offer carton and ton bag packaging options with dimensions varying by model and density. Custom packaging solutions are available upon request.
What is Hainuo Technology's background in HGB manufacturing?
Founded in 2011 with government-backed research, Hainuo Technology has achieved significant technological breakthroughs and is recognized as a "High-Tech Enterprise" and "Outstanding Enterprise in Shanxi province." Our products are used in major national projects by CNPC and CNOOC.
What safety precautions should be taken when handling HGBs?
Unpackage in well-ventilated areas with minimal vibration to reduce dust emission. For sensitive individuals, safety glasses and gloves are recommended.
What are the benefits of using hollow glass bubbles?
They enhance thermal insulation, improve fluidity and stiffness, increase strength endurance, and provide chemical resistance while reducing weight.
What industries commonly use hollow glass bubbles?
Aerospace, rubber, plastic, marine, and construction industries utilize HGBs as lightweight fillers to improve performance and reduce costs.
What is the size and density range of Hainuo HGBs?
Density ranges from 0.11-0.606 g/cm³ with sizes from 10µm to 115µm, varying by application.
Are hollow glass bubbles environmentally friendly?
Yes, made from natural sand, they are recyclable and cause no environmental harm. Hainuo prioritizes eco-friendly production throughout our processes.
Can HGBs be used in 3D printing?
Yes, they reduce weight and improve strength in 3D printing materials while enhancing printability and reducing warping.
Can HGBs be used in concrete applications?
Yes, they serve as lightweight aggregates in concrete, improving thermal insulation, fire resistance, workability, and durability.
What is Hainuo's production capacity?
Current annual capacity is 15,000 tonnes, expanding to 35,000 tonnes by 2026 with new production lines.
How should HGBs be stored?
Store in dry, cool, dark areas away from moisture and direct sunlight. Keep packages tightly sealed to prevent particle emission.
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