Electronic Fiberglass Cloth

Electronic fiberglass cloth is a thin, lightweight, and tightly woven E-glass fabric used as a reinforcing and insulating base material in electronic and electrical applications. It is commonly impregnated with epoxy resin to produce PCB laminates, copper clad laminates, FR4, G10, G11 epoxy laminates, PCB boards, insulation sheets, and other electrical insulation materials.

Compared with general industrial fiberglass fabric, electronic-grade fiberglass cloth requires more precise thickness control, fiber density, surface treatment, dielectric performance, and resin impregnation stability.

  Key Features of Electronic Fiberglass Cloth：

• Superior Electrical Insulation
  Electronic fiberglass cloth provides excellent dielectric strength, helping protect electronic components, PCB layers, transformers, motors, and insulation systems from short circuits and electrical failure.
• High Heat Resistance
  The E-glass fiber structure supports heat resistance up to 550°C, making the fabric suitable for demanding electronic, electrical, and industrial environments.
  
• High Mechanical Strengt
  The woven fiberglass structure offers excellent tensile strength and dimensional stability, helping improve the durability and structural performance of laminated composite materials.
  
• Excellent Resin Compatibility
  Pre-bonded, heat-set, and silane-treated surface options support strong bonding with epoxy and other resin systems for stable lamination and electrical insulation performance.
  
• Low Moisture Absorption
  The fabric has low water absorption characteristics, helping maintain insulation performance and product reliability in humid working conditions.
  
• Lightweight and Easy to Process
  The fabric is thin, lightweight, and easy to cut, handle, laminate, impregnate, and integrate into PCB, CCL, transformer, motor, and insulation applications.
  

 

Model Comparison: 1080 vs 2116 vs 7628

Model	Fiber & Structure	Mechanical & Electrical Properties	Typical Applications
1080	Fine fiber, lightweight, thin weave	Flexible, good electrical insulation, lower mechanical strength	Thin multilayer PCBs, small electronic insulation layers
2116	Medium fiber, balanced weave	Moderate mechanical strength, good electrical insulation	Medium-thickness PCBs, transformers, insulation layers
7628	Coarse fiber, dense, high-strength weave	High mechanical strength, robust electrical insulation	Thick PCBs, heavy-duty transformers, CCL, industrial insulation layers

  Product Parameters： 

Product Name	Electronic Fiberglass Cloth / Electronic Grade E-Glass Fabric
Place of Origin	Suqian, China
Brand Name	TY-Elec
Certificate	CE ISO SGS
Material	E-glass Fiber
Fabric Style	7628 / 2116 / 1080 / 7637
Additional Style	EW160g,EW220g or other models available
Thickness	0.03 mm~0.4 mm or Customized
Width	1000 mm/1020mm/1270mm or Customized
Temperature Resistance	≥550°C
Color	White / Natural
Weave Type	Plain / Twill
Surface Treatment	Pre-bonded / Heat-set / Silane-treated
Applications	Protect Circuit Boards (PCBs)，Insulation Boards，Composite       Materials，Thermal Insulation，Reinforcement
Packing	Cartons

  Applications of Electronic Fiberglass Cloth：

• Printed circuit boards, including multilayer and single-layer PCBs
• Copper clad laminates (CCL)
• FR4 / G10 / G11 epoxy sheets
• Transformer insulation layers
• Motor winding insulation
• Electrical component liners
• Electronic component protection
• High-temperature electrical insulation materials
• Industrial heat protection covers and liners