product description

FR4 Insulation Sheet Product Data Sheet

Material Details

Grade: FR4. (Type: Glass Based Laminates)

Description: Epoxy Glass. Superior Epoxy Glass Laminate.

Comments: A high strength Class B rigid insulation with flame resistant and many uses ranging from slot wedges in small motors to major components in turbo-alternators and electronic applications. FR4 has high mechanical properties, machinability and electrical properties， and Good insulation performance, heat resistance and moisture resistance,stable electrical insulation performance.

Specifications: IEC 60893-3:2003, EPGC 202.

Body Colour: Yellow/Water Green

Cover Colour: Yellow/Water Green

Standard Finish:

Size: 1020mm*1220mm/1220mm*2040mm/1220mm*2440mm, Thickness: 0.5-100.0mm

fr4

Application of fr4

Widely used in the low voltage electrical industries such as rail transportation, power generation, wind energy,power transmission anddistribution ,metallurgy, mining, petrochemical, public transportation and other fields.

It always made into insulating structural parts as follow products:

phase and end barriers
safety plate,arcing plate
bus bar supports,insulating supports
slot wedge
mounting panels in switch-gear
shifting cover spacer
switch cabinet
motor, gasket, cable clamp
frame breaker
other types of electrical apparatus.

fr4

Typical Applications

Slot Wedges

Terminal Boards and Tag Strips

High-Voltage Switches

Planetary Gears

Machine parts

Bolt Insulation

FPC Reinforcing Sheets

Electronic Insulation Fields

PCB Drilling Pad

Electromechanical Components

Wiring Boards

Power Distribution Cabinets

General Properties


Property	Unit of measure	Typical Value
Density	gc/m³	1.98-2.08
Water Absorption (5mm)	%	≤0.15
Flame Retardant	UL94	V0

Electrical Properties


Property	Unit of measure	Typical Value
Electrical Strength ⊥	kV/mm， thickness<3mm	≥10.2
Electrical Strength ∥	kV	≥35
Tracking Resistance	PTI	≥200

Mechanical Properties


Property	Unit of measure	Typical Value
Benging Strength	MPa	≥400
Tensile Strength	MPa	≥300
Compressive Strength ⊥	MPa	≥350
Modulus Of Elastricity	MPa	≥24000
Impact Strength ∥	kJ/m²	≥33