Fiberglass Insulation Materials

Epoxy Fiberglass Mesh Cloth

Also known as: Solvent-Free Epoxy Fiberglass Mesh Cloth

Epoxy fiberglass mesh cloth is used as an insulating and reinforcing material in cast-resin dry-type transformers, instrument transformers and related products. Standard and solvent-free epoxy systems are available according to the required electrical, mechanical and processing performance.

Dimensions, materials, tolerances and testing requirements are confirmed according to customer drawings and order specifications.

Key functions and options

  • Thorough resin impregnation
  • Designed for a void-free internal structure
  • Good mechanical strength at elevated temperature
  • Thermal class up to Class H, subject to specification confirmation

Typical applications

  • Cast-resin dry-type transformer windings
  • Instrument transformers
  • Vacuum-cast insulation reinforcement
  • Coil crack-resistance reinforcement
Reference specifications

Available standard configurations

These values are based on the current product description and remain subject to final technical confirmation.

Standard thicknesses0.60, 1.20, 1.60, 2.00, 2.20, 2.40 mm
Thickness tolerance±10%
Mesh sizes4×4, 5×4, 6×5, 10×8, 15×15 mm
Standard width1000 mm ±10 mm
Standard lengths40, 50 and 100 m ±0.5 m
Quotation preparation

Information to include with your RFQ

  • Thickness and mesh size
  • Width and roll length
  • Standard or solvent-free system
  • Quantity and application

For custom parts, a dimensioned drawing is the most reliable starting point. Drawings can be emailed to sales@boreviax.com.

Dimensional inspection of transformer insulation components
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