Product Description

1.Micarta FR4 Glass/Epoxy Sheet.

2. Micarta FR4 Glass/Epoxy Sheet are made of alkali-free E-glass cloth impregnated with epoxy resins by processing under heat and pressure.

3. Micarta FR4 Glass/Epoxy Sheet exhibits extremely high mechanical strength(flexural,impact,and bonding) at room temperature and has good dielectric loss and electric strength properties under both dry and humid conditions.Micarta FR4 Glass/Epoxy Sheet with dimensional stability,outstanding Insulating properties,moisture resistant,and tremendous electrical properties.

4. Micarta FR4 Glass/Epoxy Sheet is mainly used in mechanical, electrical, electronics and other fields. 

5.The size of Micarta FR4 Glass/Epoxy Sheet:

    Area:1220x920mm(48"x36");1220x1020mm(48"x40");2040x1020mm(80"x40");2440x1220mm(96"x48")

    Thickness:0.1-50mm(0.0039-1.96")

6.The company passed ISO9001 quality system.

Item	Unit	Value
		Micarta FR4 Glass/Epoxy Sheet
Density	g/cm3	1.7-1.9
Flexural strength perpendicular to lamination under normal conditions ≥	MPa	350
Bonding strength (≥10mm in thickness) ≥	N	6500
Impact strength parallel to lamination (charpy) ≥	kJ/m2	37
Voltage endurance perpendicular to lamination in transformer oil 1 minute at 90±2oC,   Thickness1.0mm ≥	kV/mm	14.2
Voltage endurance parallel to lamination under normal conditions ≥	kV	45
Insulation resistance after impregnated in water ≥	MΩ	5×104
Dissipation factor  ≤         50Hz:                                      1MHz:	-	0.04 0.04
Relative dielectric constant ≤     50Hz:                                       1MHz:	-	5.5 5.5
Water absorption rate ≤	%	0.25
Flammability	-	FV0

 

specifications︰ The size of FR4 Sheet:
Area:1220x920mm(48"x36");
1220x1020mm(48"x40");
2040x1020mm(80"x40");
2440x1220mm(96"x48")
Thickness:0.08-100mm(0.0031-3.94")

Advantages︰ Micarta FR4 Glass/Epoxy Sheet with high mechanical strength and has good electric strength properties.

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