Special Resin Glass Fabric Laminate

Beijing Friend Group: Your Professional Special Resin Glass Fabric Laminate Manufacturer!

 

Founded in 1996, Beijing Friend Group is headquartered in Beijing Yizhuang Economic and Technological Development Zone. The company's main products include epoxy glass laminated sheets, phenolic cotton laminated sheets, phenolic paper laminated sheets, polyester molded products, laminated rods, composite profiles, etc.

 

 
 
Why choose us?

Professional Team

Staffed by a team of highly skilled professionals, including 2 Ph.D. holders and 9 master's degree experts, the center is at the forefront of technological innovation.

Advanced Equipment

The Friend Group Testing Center is equipped with a comprehensive suite of advanced testing instruments, meeting the highest standards for insulation material testing.

Quality Control

With its unwavering dedication to research, technological advancement, and quality assurance, the Beijing Friend Group R&D Center continues to set new benchmarks in the industry, reinforcing its position as a leader in insulation materials and new material innovation.

Sales Market

Our products are now exported to dozens of countries across Asia, Europe, Africa, North and South America, and Oceania, earning widespread recognition and trust from clients worldwide.

 

 

Benefits of Special Resin Glass Fabric Laminate
 
 

Tensile strength and modulus

Glass cloth epoxy laminates boast impressive tensile strength, typically ranging from 200 to 400 MPa, depending on the specific grade and composition. This high strength-to-weight ratio makes them ideal for applications requiring robust yet lightweight materials. The tensile modulus, a measure of stiffness, can vary between 15 to 25 GPa, providing excellent rigidity without compromising flexibility.

 
 
 

Flexural properties

The flexural strength of glass cloth epoxy laminates is another noteworthy characteristic, often exceeding 300 MPa. This property ensures the material can withstand bending forces without failure, crucial in applications such as circuit boards and structural components. The flexural modulus, typically in the range of 18 to 28 GPa, contributes to the material's ability to resist deformation under load.

 
 
 

Impact Resistance

Glass cloth reinforcement significantly enhances the impact resistance of epoxy laminates. The Izod impact strength can range from 500 to 800 J/m, depending on the laminate thickness and glass content. This toughness is vital in protecting electronic components from mechanical shocks and vibrations, ensuring long-term reliability in demanding environments.

 

 

Product Specifications

 

 

Dimensions (LxW)

1020*1220

MM

1020*2040

MM

1220*2470

MM

Density

1.80-2.00

g/cm3

Electric strength perpendicular to laminations (in oil, 90±2℃), 0.5 mm in thickness

≥8.6

kV/mm

Breakdown voltage parallel to laminations(in oil, 90±2℃)

≥35

kV

Insulation resistance after 24 h water immersion, D-24/23

≥1.0×1010

Ω

Water absorption rate, 2.5 mm in thickness

≤38

mg

Permittivity, 1 MHz

≤5.50

-

Dissipation factor, 1 MHz

≤0.03

-

Arc resistance

≥180

s

Flammability

V-0

CLASS

Thermal resistance

H

CLASS

 

 
 
Application of Special Resin Glass Fabric Laminate
F870 (G7) Silicone Glass Fabric Laminated Sheets

Electrical insulation

One of the primary applications of epoxy glass fabric laminated sheets is electrical insulation. They are widely used as insulation barriers in electrical machinery, switchgears, and transformers. These sheets provide reliable insulation, preventing the flow of electric current and protecting the equipment from short circuits.

F861 (Synthetic Stone)

Printed circuit boards

Epoxy glass fabric laminated sheets find extensive use in the manufacturing of printed circuit boards (PCBs). They serve as the substrate material on which electronic components are mounted. The excellent electrical insulation properties of these sheets help in preventing short circuits and ensuring the smooth functioning of electronic devices.

F875 (G3) Benzoxazine Glass Fabric Laminated Sheets

Transformers and electrical equipment

Epoxy glass fabric laminated sheets are also used in the construction of transformers and other electrical equipment. They provide insulation between different windings and ensure the efficient transfer of electricity. The thermal stability of these sheets allows them to withstand the high temperatures generated in transformers during operation.

F872 (Bismaleimide) Modified Bismaleimide Glass Fabric Laminated Sheets

Aerospace industry

In the aerospace industry, epoxy glass fabric laminated sheets are utilized for various applications. They are used in the construction of aircraft panels, control systems, and insulation for electrical components. The lightweight nature of these sheets, combined with their excellent electrical properties, makes them an ideal choice for aerospace applications.

 

 

How To Cooperate With Us

 

productcate-730-443

 

 

Packaging

 

Regular packing, protected by pallet.
Depending on the requirement of buyers.

productcate-750-750
 
productcate-750-750
 
productcate-750-750
 
productcate-750-750
 

 

 

Certifications

 

productcate-1-1

productcate-1-1
 
productcate-1-1
 
productcate-1-1
 

 

 

FAQ

 

Q: What are the main types of special resins used?

A: Some common types are epoxy resins (known for high strength and good adhesion), phenolic resins (which have good fire - resistant properties), and polyester resins (cost - effective and easy to process).

Q: What are the properties of glass fabric in the laminate?

A: Glass fabric offers good tensile strength, is relatively inexpensive, has good chemical resistance, and provides dimensional stability to the laminate. It also has excellent insulating properties, both electrically and thermally.

Q: How do the properties of special resin - glass fabric laminates compare to other composites?

A: Compared to carbon fiber - resin composites, they are less expensive and have different mechanical properties. They are more ductile than carbon fiber laminates but may not have as high a strength - to - weight ratio. Compared to pure resin materials, they have much higher strength and stiffness due to the reinforcing glass fabric.

Q: Are these laminates flexible?

A: The flexibility depends on the type of resin, the thickness of the laminate, and the weave of the glass fabric. Thinner laminates with a more open - weave fabric and a more flexible resin may have some degree of flexibility, but in general, they are stiffer than many plastics.

Q: How are special resin - glass fabric laminates manufactured?

A: The manufacturing process typically involves first preparing the glass fabric (cutting to size, cleaning if necessary). Then, the resin is applied to the fabric, either by impregnating the fabric in a resin bath or by using a resin - coating process. The resin - impregnated fabric is then layered as needed and cured, usually under heat and pressure.

Q: Can different layers of glass fabric in the laminate have different resin types?

A: In theory, yes. However, it requires careful consideration of compatibility between the resins and the adhesion between the layers. Different resins in different layers may be used to achieve specific properties in different regions of the laminate.

We're professional special resin glass fabric laminate manufacturers and suppliers in China, specialized in providing high quality customized service. We warmly welcome you to buy cheap special resin glass fabric laminate for sale here and get free sample from our factory. For price consultation, contact us.

G7 H 180, Bismaleimide H 180, N Grade