Thermoplastic Hollow Glass Spheres HN32 For Polyurethane Molding
Product Specifications
| Attribute |
Value |
| Product name |
HN32 glass microspheres |
| Application |
Aviation Materials |
| Diameter |
25-80 µm |
| Density |
0.15-1.0 g/cm³ |
| Compressive Strength |
1450 psi |
| Chemical Composition |
SiO2, Na2O, CaO, MgO, Al2O3 |
| Color |
White or transparent |
| True Density |
0.30-0.34 |
| Bulk Density |
0.15-0.18 |
| Dielectric Constant |
1.2-2.2（100MHZ） |
| Thermal Conductivity |
0.108 |
Hollow Glass Bubble Description
Hollow glass bubbles are used as a filler in a wide range of thermoplastics to improve their properties. They offer significant advantages including reduced thermoplastic resin requirements, improved mechanical properties, and thermal insulation.
Applications
- Polypropylene (PP): Enhances mechanical properties and reduces weight in automotive, packaging, and consumer goods applications.
- Polyethylene (PE): Improves strength and reduces weight in packaging, construction, and consumer goods.
- Polystyrene (PS): Boosts strength and thermal insulation properties in various applications.
Technical Specifications
| Model |
True Density (g/cm³) |
Bulk Density (g/cm³) |
Compressive Strength (psi) |
Diameter (µm) |
D10 |
D50 |
D90 |
| HN32 |
0.30-0.34 |
0.15-0.18 |
1450 |
20 |
45 |
80 |
Product Advantages
- Reduces production costs
- Easy molding and polishing
- Minimizes shrinkage
Why Choose Our Product?
- Over 20 years of specialized hollow glass bubble manufacturing
- Ranked among top global HGB manufacturers
- Guaranteed product quality with verifiable density and compressive strength
- Consistent product performance and reliability
Frequently Asked Questions
What packaging options are available for Hainuo HGBs?
We offer carton and ton bag packaging options with dimensions varying by model and density. Customers can discuss custom packaging requirements with our team.
What are Hainuo Technology's achievements in the HGB field?
Founded in 2011 with government-backed research, Hainuo Technology has achieved significant breakthroughs and earned recognition 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. Use protective equipment like safety glasses and gloves if sensitive to dust. Keep packages tightly sealed when not in use.
What are the benefits of using hollow glass bubbles?
HGBs enhance thermal insulation, fluidity, stiffness, strength endurance, and chemical resistance while reducing weight and production costs.
What are common applications of hollow glass bubbles?
Widely used in aerospace, rubber, plastic, marine, and construction industries as lightweight performance-enhancing fillers.
What is the density and size range of Hainuo HGBs?
Typical density range: 0.11-0.606 g/cm³. Size range: 10-115 µm.
Are hollow glass bubbles environmentally friendly?
Yes, made from natural sand and fully recyclable. Hainuo prioritizes environmental responsibility throughout production.
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?
Yes, they serve as lightweight aggregate improving thermal insulation, fire resistance, workability, and durability.
What is Hainuo's annual production capacity?
Current capacity: 15,000 tonnes/year. Expected to reach 35,000 tonnes/year by 2026 with new production lines.
How should hollow glass bubbles 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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