FR4 Epoxy glass sheet

FR4 Epoxy glass sheet
Base material: Electronic grade fiberglass cloth
Resin:Heat-resistant epoxy resin
colour: Principle color/Green
Size: 2000*1000/1020*2020(customizable)

FR4 Epoxy glass sheet Application:
Transformer, High voltage switch、High voltage switch cabinet、Electric machinery、
Electrical appliances、 Pcb、 Die insulation board、 Welding heat insulation, etc.

laminating epoxy

Place of Origin:Henan, China (Mainland)
Brand Name:ZTELEC
Model Number:FR-4
Type:Insulation Sheet
Material:Fiberglass, Glass Fiber
Application:High Voltage
Rated Voltage:600V
Tensile Strength:≥340MPa
Product name: FR-4
Vertical layer bending strength (normal):≥340MPa
Parallel to the impact strength:≥38KJ/m2
Dielectric constant (50Hz):≤5.5
Dielectric loss factor (50Hz):≤0.04
Insulation resistance after immersion:≥5.0*1010Ω

FR4 Epoxy glass sheet Parameters:

FR4 Epoxy glass sheet

Our company—— Zhongtian Electric Group has strong strength in insulating materials in China, and also has a number of certifications in the international community. If you are interested in this product or other products of our company, please contact me. We welcome buyers and distributors to contact us. Looking forward to your message. My email is

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Ztelec Group