epoxy glass cloth laminated sheet EPGC202

Specifications F881A is similar to NEMA grade FR4 .

Sze: 1020*2040+/-10mm

Thickness:0.2 to100mm

  Technical Parameter of Epoxy Glass Cloth Laminated Sheet:  

Epoxy Glass Cloth Laminated Sheet
Properties	Unit	Grade
		3240	F880	F881	F882	F883	F884	F885	F889
Flexural strength perpendicular to laminations under normal conditions A:under normal conditions E-1/150: under 150±5 Centigrade ≥	Mpa	340 --	340 --	340 --	340 170	340 170	340 --	340 --	280 --
Impact strength parallel to laminations (Charpy) ≥	Kj/ m2	33	33	33	33	33	33	33	40
Insulation resistance after immersion in water (D-24/23) ≥	Ω	5×10 8	5×10 8	5×10 8	5×10 8	5×10 8	--	--	--
Surface resistance A:under normal conditions	Ω	--	--	--	--	--	1×10 3-5	1×10 6-9	--
Dielectric strength perpendicular to laminations (in 90±2 Centigrade transformer oil, 1 mm in thickness) ≥	MV/m	14.2	14.2	14.2	14.2	14.2	--	--	--
Breakdown voltage parallel to laminations (in 90±2 Centigrade transformer oil) ≥	KV	35	40	40	40	40	--	--	--
Permittivity (48-62Hz) ≤	--	5.5	5.5	5.5	5.5	5.5	--	--	--
Permittivity (1MHz)    ≤	--	5.5	5.5	5.5	5.5	5.5	--	--	--
Dissipation factor (48-62Hz) ≤	--	0.04	0.04	0.04	0.04	0.04	--	--	--
Dissipation factor (1MHz)   ≤	--	0.04	0.04	0.04	0.04	0.04	--	--	--
Water absorption (D-24/23,1.6mm in thickness) ≤	mg	19	19	19	19	19	19	19	--
Density	g/cm 3	1.7-1.9	1.7-1.9	1.7-1.9	1.7-1.9	1.7-1.9	1.7-1.9	1.7-1.9	2.6-3.3
Flammability	Class	--	--	FV0	--	FV0	--	--	--
Color	--	Natural	Green	Green	Natural Green	Natural Green	Black	Black	Gray
Reference standard	--	GB/T1303.1 -1998	Enterprise Standard
Characteristics & Applications: 1. 3240: Mechanical, electrical, electronic applications; high mechanical strength under moderate temperature, and good electrical properties under high humidity. 2. F880: Similar to NEMA Grade G-10, mechanical, electrical and electronic applications; high mechanical strength under moderate temperature, and good electrical properties under high humidity. 3. F881: Similar to NEMA Grade FR-4, with high mechanical strength at room temperature, good electrical properties under dry and humidity conditions, flame retardant, suitable for mechanical, electrical applications. 4. F882: Similar to NEMA Grade G-11, with high mechanical strength at room temperature and 150 Centigrade, goodelectrical properties under dry and humidity conditions, flame retardant, used for making insulation parts in electrical and electronic and other industries. 5. F883: Similar to NEMA Grade FR-5, with high mechanical strength at room temperature and 150 Centigrade, goodelectrical properties under dry and humidity conditions, flame retardant, used for making insulation parts in electrical and electronic and other industries. 6. F884: High mechanical strength at room temperature, semi-conductive performance, with anticorona properties, suitable for electronic applications. 7. F885: High mechanical strength at room temperature, anti-static dissipative performance, electronic and mechanical applications. 8. F889: High mechanical strength, heat-resistance, and good magnetic permeability. Suitable for making slot and wedge for motors.