​Glass Fiber Powder is a finely milled form of E-glass fibers, engineered to enhance the mechanical and thermal properties of various composite materials. Its unique characteristics make it a valuable additive in industries such as automotive, construction, aerospace, and electronics.

1. Product Overview

Chemical Identity:

• Chemical Name: Glass Fiber Powder

• Composição: Primarily E-glass (Alumino-borosilicate glass)

• CAS Number: 65997-17-3​

Physical Appearance:

• White or off-white powder with varying fiber lengths and diameters, depending on the specific grade.​

2. Technical Data Sheet (TDS)

2.1. General Properties:

2.2. Available Grades:

Note: Specific products can be customized according to customer requirements.

3. Key Properties

3.1. Mechanical Strength:

• High tensile strength and modulus contribute to improved mechanical properties in composite materials.​

3.2. Thermal Stability:

• Softening temperature of 840°C allows for use in high-temperature applications.

3.3. Chemical Resistance:

• Excellent resistance to most acids and alkalis, making it suitable for use in chemically aggressive environments.​

3.4. Electrical Insulation:

• High volume resistivity (10¹¹–10¹⁸ Ω·cm) provides excellent electrical insulation properties.​

3.5. Dimensional Stability:

• Low coefficient of thermal expansion (~5×10⁻⁶/°C) ensures dimensional stability under temperature fluctuations.​

4. Applications

4.1. Automotive Industry:

• Used in manufacturing lightweight, high-strength parts such as body panels, bumpers, and under-the-hood components.

• Enhances the mechanical properties of automotive putties and coatings.​

4.2. Construction Industry:

• Reinforces concrete, mortar, and other building materials to improve crack resistance and structural integrity.

• Used in wall putties and coatings for enhanced durability and moisture resistance.​

4.3. Aerospace Industry:

• Incorporated into composite materials for aircraft components to reduce weight while maintaining strength.​

4.4. Electronics Industry:

• Enhances the mechanical and thermal properties of printed circuit boards (PCBs) and other electronic components.​

4.5. Coatings and Paints:

• Improves the mechanical properties and durability of various coatings and paints.​

5. Safety and Handling

• Personal Protective Equipment (PPE): Use appropriate PPE, including gloves, safety goggles, and dust masks, to prevent skin and eye contact and inhalation of dust.​

• Armazenar: Store in a cool, dry, and well-ventilated area. Keep containers tightly closed to prevent moisture absorption.​

• Handling: Avoid generating dust. Use local exhaust ventilation to minimize airborne concentrations.​

6. Packaging and Storage

• Embalagem: Typically available in 20 kg or 25 kg bags, with inner polyethylene liners and outer fiber drums or cartons.​

• Condições de armazenamento: Store at temperatures between 15°C and 35°C, with relative humidity between 35% and 85%.

• Shelf Life: Under recommended storage conditions, the product maintains its properties for up to 12 months.​

7. Conclusion

Glass Fiber Powder is a versatile and high-performance material that enhances the mechanical, thermal, and chemical properties of various composites. Its wide range of applications across multiple industries underscores its importance as a reinforcing agent. Proper handling and storage ensure the material's longevity and performance in end-use applications.