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Halogen-free FR4
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.
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
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.
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 |
| Thermal Properties | ||
| Property | Unit of measure | Typical Value |
| Thermal Charactersitices | ℃ | 130 |