Products

Glass Fiber manufacturer in China

What is Glass Fiber?

Glass fiber, also known as fiberglass, is a versatile material composed of extremely fine fibers of glass. It is renowned for its exceptional strength-to-weight ratio, corrosion resistance, and excellent thermal and electrical insulation properties. These fibers are formed by drawing molten glass into thin strands, which can then be woven into fabrics, used as a reinforcement in composite materials, or processed into insulation wool. At Kaxite Sealing, we engineer premium glass fiber products that meet the highest industrial standards, providing reliable solutions for sealing, insulation, and reinforcement across countless applications, from aerospace and automotive to construction and marine industries.

Key Product Parameters of Kaxite Sealing Glass Fiber

Understanding the technical specifications is crucial for selecting the right material for your project. Below are the detailed parameters that define the quality and performance of Kaxite Sealing's glass fiber products.

1. Physical & Mechanical Properties

  • Fiber Diameter: Typically ranges from 5 to 24 micrometers. Finer diameters offer greater flexibility and a smoother surface finish.
  • Tensile Strength: Exceptionally high, often between 3000 to 4000 MPa, providing superior reinforcement in composites.
  • Density: Approximately 2.5 g/cm³, contributing to its lightweight nature.
  • Elastic Modulus: Around 70-80 GPa, offering good stiffness and dimensional stability.
  • Elongation at Break: Typically 3-4%, indicating a degree of flexibility before fracture.

2. Thermal & Chemical Properties

  • Continuous Service Temperature: Our standard E-glass fibers can operate continuously at temperatures up to 600°C (1112°F). Specialty formulations are available for higher temperatures.
  • Thermal Conductivity: Low, approximately 0.04 W/m·K, making it an outstanding thermal insulator.
  • Coefficient of Thermal Expansion: 5 x 10-6/°C, which is relatively low and ensures minimal dimensional change with temperature fluctuations.
  • Chemical Resistance: Excellent resistance to most acids, though can be attacked by strong alkaline substances. Kaxite Sealing offers alkali-resistant (AR-glass) variants for concrete reinforcement.
  • Moisture Absorption: Very low (< 0.1%), ensuring properties are maintained in humid environments.

3. Electrical Properties

  • Dielectric Constant: ~6.0 at 1 MHz, suitable for many electrical insulation applications.
  • Volume Resistivity: >1015 ohm·cm, providing excellent electrical insulation.

4. Product Forms & Specifications

Kaxite Sealing provides glass fiber in various forms to suit different manufacturing processes and end-uses.

Product Form Standard Width/ Diameter Common Weave/Style Primary Application Kaxite Product Code Example
Woven Roving 50mm - 2000mm Plain, Twill High-strength laminates for boats, tanks KS-GF-WR1270
Chopped Strand Mat (CSM) 25mm, 50mm filaments Random Orientation General purpose laminate reinforcement KS-GF-CSM450
Direct Roving 1200 Tex, 2400 Tex Continuous Filaments Pultrusion, filament winding, weaving KS-GF-DR4800
Glass Fabric (Cloth) 100mm - 2000mm Plain, Satin, Leno Electrical insulation, composite surfacing KS-GF-F7628
Glass Fiber Yarn EC5 33, G75 1/0 Plied and Twisted Weaving, braiding, sewing threads KS-GF-Y-EC933
Mill Fiber & Veil 10-100 g/m² Non-woven Surface tissue, corrosion barrier KS-GF-V30

Frequently Asked Questions (FAQ) About Glass Fiber

General Questions

Q: What are the main types of glass fiber and their differences?

A: The most common types are E-glass, S-glass, and C-glass. E-glass (Electrical) is the standard, offering good strength, electrical insulation, and cost-effectiveness. S-glass (Structural) provides higher tensile strength and modulus, used in aerospace and military applications. C-glass (Chemical) offers improved resistance to acid corrosion. Kaxite Sealing primarily supplies E-glass and can source S-glass and AR-glass (Alkali Resistant) based on project requirements.

Q: How does glass fiber compare to carbon fiber or natural fibers?

A: Glass fiber is generally less stiff and strong than carbon fiber but is significantly more cost-effective and has better impact resistance. Compared to natural fibers (like flax or hemp), glass fiber offers superior and consistent mechanical properties, moisture resistance, and thermal stability, making it more suitable for demanding structural and industrial applications where performance and longevity are critical.

Q: Is fiberglass safe to handle?

A: Proper handling is essential. The fine fibers can cause temporary skin irritation and respiratory discomfort if inhaled. Always use appropriate Personal Protective Equipment (PPE) such as gloves, long sleeves, and NIOSH-approved dust masks or respirators when cutting, sanding, or handling loose fiber. Once encapsulated in a resin matrix (as in a composite), the material is inert and safe.

Application & Performance Questions

Q: What are the key factors when choosing a glass fiber product for a composite application?

A: Consider the matrix resin (polyester, epoxy, vinyl ester), the required mechanical properties (strength, stiffness), the manufacturing process (hand lay-up, infusion, pultrusion), the operating environment (temperature, chemical exposure), and cost. For instance, woven roving is ideal for thick, strong laminates, while a lightweight fabric is better for a smooth surface finish. Kaxite Sealing's technical team can help you select the optimal product.

Q: Can glass fiber be used for high-temperature applications?

A> Yes, but within limits. Standard E-glass begins to lose strength above 600°C. For applications exceeding this, such as fire blankets or high-temperature gaskets, silica or high-silica glass fibers (which can withstand over 1000°C) are used. Kaxite Sealing offers high-temperature variants and can advise on the best material for your specific thermal profile.

Q: How does glass fiber provide corrosion resistance?

A: The glass itself is inert to many chemicals. In Fiber Reinforced Plastic (FRP) equipment like tanks and pipes, the glass fiber reinforcement provides structural strength, while the resin matrix (specially formulated for corrosion resistance) acts as the barrier. The combination creates a non-corrosive, durable system far outperforming many metals in harsh chemical environments.

Technical & Sourcing Questions

Q: What is the shelf life of glass fiber products?

A: When stored correctly in a cool, dry environment in its original, unopened packaging, glass fiber has an almost indefinite shelf life. The primary concern is moisture absorption, which can affect the bonding with some resins. Kaxite Sealing ensures all products are sealed and packaged to prevent contamination during storage and transit.

Q: Can Kaxite Sealing provide custom glass fiber solutions?

A: Absolutely. Beyond our standard product range, we specialize in developing custom solutions. This includes specific yarn sizes, fabric weaves, coatings (such as silane coupling agents for improved resin adhesion), and hybrid fabrics combining glass with other materials. We work directly with clients to engineer products that meet unique performance criteria.

Q: What quality standards does Kaxite Sealing adhere to?

A: Quality is integral to our manufacturing process. Our products are produced in compliance with international standards such as ASTM, ISO, and MIL specifications. We implement rigorous in-house testing for key parameters like tensile strength, filament diameter, and sizing content to ensure every batch delivers consistent, reliable performance for our customers worldwide.

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Glass Fiber Yarn

Glass Fiber Yarn

Discover Kaxite Sealing Glass Fiber Yarn: a premium material engineered for superior strength and durability. Ideal for industrial sealing, insulation, and reinforcement projects, it offers unmatched flexibility and resistance to harsh environments. This yarn is perfect for manufacturers, construction professionals, and DIY enthusiasts, transforming projects with reliable performance and peace of mind. Unlike standard fibers, our glass fiber yarn excels in high-temperature applications and technical precision. Elevate your work quality today.
Glass Fiber Tapes

Glass Fiber Tapes

Kaxite Sealing's Glass Fiber Tapes offer superior strength and durability for sealing, repairing, and reinforcing applications. Made with high-quality fiberglass, they resist heat, moisture, and abrasion, ideal for DIY enthusiasts, contractors, and industrial users in construction, automotive, and home maintenance. Experience reliable performance that solves leaks and cracks, giving peace of mind with long-lasting results. Stand out with our advanced adhesive technology for enhanced bonding. Trust Kaxite Sealing for a durable, cost-effective solution.
Glass Fiber Rope

Glass Fiber Rope

Kaxite Sealing's Glass Fiber Rope offers superior durability and heat resistance for industrial sealing. Its unique design ensures long-lasting performance, ideal for engineers and technicians in demanding environments. Experience reliable sealing solutions that enhance safety and efficiency.
Glass Fiber Cloth

Glass Fiber Cloth

Discover Kaxite Sealing's Glass Fiber Cloth: a durable, lightweight fabric designed for seamless sealing and protection in industrial and DIY projects. Its superior glass fiber material offers excellent heat resistance, strength, and longevity, ideal for contractors, manufacturers, and home renovators. Experience enhanced safety and efficiency, solving common sealing issues with ease. What sets it apart is our eco-friendly production and precision engineering. Upgrade your toolkit today—trust in Kaxite Sealing for reliable, high-performance solutions!
Glass Fiber Blankets

Glass Fiber Blankets

Kaxite Sealing Glass Fiber Blankets offer exceptional heat and sound insulation for industrial and residential use. Made from durable glass fibers, they ensure energy efficiency and safety, ideal for construction, HVAC systems, and home improvement. Users enjoy reliable performance, reduced noise, and peace of mind, standing out for superior quality and ease of installation. Trust in our proven solutions for lasting comfort and savings.
Glass Fiber Sleeving

Glass Fiber Sleeving

Kaxite Sealing offers premium Glass Fiber Sleeving, a durable, heat-resistant solution for protecting wires and cables. Ideal for industrial and DIY projects, it ensures enhanced safety and longevity. With superior abrasion resistance and a sleek design, it excels over standard sleeving. Experience reliable peace of mind and professional results—choose Kaxite Sealing for unmatched quality and performance.
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