Thermal insulation FR4 glass epoxy laminate fiberglass sheet is a thermosetting industrial laminate consisting of a continuous filament fiber glass material with anepoxy resin binder. It has characteristics of high strength, excellent electrical properties and chemical resistance not only at room temperature but also under humid or moist condition,and more, it has excellent flame retardant property which meets the UL94 V-0 flamability standard.The material thickness ranges from 0.1mm to 150mm, and can meed requirements for different industries, like boats, aircraft industry, as well as the electrical insulator and model making industry. The FR4 material is available in sheet shape with various thickness, from 0.1-150mm, and common size is 1020mm x1220mm.
Surface resistivity (C-96/20/65)
Dielectric lose factor (1MHz)
Heat resistance 220°C 20mm
Flammability UL94 (1.6mm)
Charpy impact strength
1020×1220 / 1160×1260 / 1220×2440
Note: Colors white, yellow, black, light green are available.
1. Enabe customized cut to size 2. SGS, RoHS, UL
3. We resarch & develop this product for more than 10 years.
Advantages: * High mechanical & electrical strength * Excellent rigidity & dimensional stability * Good dielectric properties * Low water absorption * Flame resistance * Tighter thickness tolerance * Flat and straight panel * Smooth and clean surface. * Easy to machine * Great properties, reinforced, smooth surface
*Stable electric insulation performance,good flatness.
Applications: Widely used as insulating structural parts in electrical & mechanical equipments, such as generators, transformers, electromotor,fixture,terminal boards, PC boards, washers, reverse converter and other electrical insulation components.
We also CNC to your CAD drawing, cut to size with standard tolerance, and sell full sheets in quantity. This material is also available THINNER and THICKER. Please call or email to our Sales Department for information.