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High Electric Strength Fr 4 Epoxy Sheet Environmental Have No Harmful Component

Xiamen Hongcheng Insulating Material Co., Ltd.

High Electric Strength Fr 4 Epoxy Sheet Environmental Have No Harmful Component

Brand Name : Hongcheng

Model Number : Hgw2372.1/FR 4 / EPGC202

Certification : SGS/UL/RoHS 2.0/Reach/DIN5510/ EN45545

Place of Origin : China Xiamen

MOQ : Nogociation accepted

Payment Terms : T/T

Delivery Time : 5-8 work days

Packaging Details : crate packing ,pallet,carton

Specific Gravity : 1.90 - 2.15g/cm3

Electric strength : .≥ 14(3.0mm)KV/mm

Dielectric constant : 4.0-5.5

Flame resistance : V-0

Temperature Index : 155 ℃

Toxicant Content : Low

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High Electric strength Fr4 Epoxy Sheet Rohs certification and environmental have no harmful component


FR4 (or FR-4) is a NEMA grade designation for glass-reinforced epoxy laminate material. FR4 is a composite material composed of woven fiberglass cloth with an epoxy resin binder that is flame resistant (self-extinguishing).

Sheeet Size:1020*1220;1220*2040

UL certification: E344098

Feature:

High precision for the tolerance

Excellent Fire Retardant(UL 94 V-0 Grade)

Excellent Voltage Resistance(electric strength ≥16KV/mm)

Excellent Water Resistance(Water absorption ≤0.2%)

Excellent Heat Resistance(Class F)

Excellent thermal impact resistance(Temp.Index:-273℃ to +155℃)

Excellent mechanical processability & high degree of automation processing

RoHS,Reach Certified products

Application:

High Electric strength Fr4 Epoxy Sheet can be used as the insulating structure parts in class B-h electric motors,electric equipments,which has flame resistance requirements or not,or other applications.

High Electric Strength Fr 4 Epoxy Sheet Environmental Have No Harmful Component


Hong Cheng Grade HC-FR-4
IEC 893/EN 60893 Grade EPGC 202
ANSI (NEMA) Grade NEMA LI-1 FR-4
DIN 7735 Hgw2372.1
JIS GRADE EL-GEF
Item Test method Unit Typical Values
Physical Properties Color Visual inspection Light green / yellow
Specific Gravity IEC 60893-2:2003 g/cm3 1.90 - 2.15
Water absorption ISO 62:2008 % <0.3
Electrical Properties Electric strength ┴ IEC 60893-2:2003 KV/mm ≥ 14(3.0mm)
Breakdown Voltage // IEC 60893-2:2003 KV ≥ 60
Volume Resistivity IEC 60093:1980 Ω.m ≥ 1.0×1012
Surface Resistivity IEC 60093:1980 Ω ≥ 1.0×1014
(1 MHZ) Dielectric constant IEC 60893-2:2003 4.0-5.5
(1MHZ)Dissipation Factor IEC 60893-2:2003 0.04-0.05
Proof Tracking Index PTI IEC 60893-2:2003 V ≥ 200
Insulation resistance after immersion 24Hrs in Water IEC 60893-2:2003 Ω ≥ 5×1010
Mechanical Properties Flexural Strength ┴ IEC 60893-2:2003 MPa ≥ 340
Charpy Impact strength // IEC 60893-2:2003 KJ/m2 ≥60
TensileStrength IEC 60893-2:2003 MPa ≥300
//Bond Strength // IEC 60893-3-4:2003 N ≥8000
Compressive Strength┴ IEC 60893-2:2003 MPa ≥ 350
Flame Resistance Properties Flame resistance IEC 60893-2:2003 V-0
Temperature Index IEC 60085:2004 155
Toxicant Content E662 Low
Others Acetone Resistance boiled Min 30(OK)


High Electric strength Fr4 Epoxy Sheet used in rail traffic

High Electric Strength Fr 4 Epoxy Sheet Environmental Have No Harmful Component

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