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Insulation Material Fr4 Fiberglass Sheets

Basic Info

Model No.:  PR-FR4-1

Product Description

Model NO.: PR-FR4-1 Type: Solid Material: Fiberglass Maximum Voltage: 20KV~100KV Certification: SGS Brand: Prior Size: 1020*1220mm, 1220*2440mm Sample Availabitliy: Yes Trademark: PRIOR Origin: China Application: Insulators, Switch Baseplate, Transformer Chemistry: Inorganic Insulation Thermal Rating: E 120 Classification: Inorganic Insulation Material Color: Light Green Thickness: 0.5-100mm Fob Port: Shenzhen Small Order: Accepted Specification: SGS, RoHS HS Code: 70199090
Insulation Material Fr4 Fiberglass Sheets

This product is a kind of laminated board formed through heat pressing after the electric industry fiolax cloth dips into epoxy resin. It is suitable as the mechanical, electric and electronic insulation structural components which are used under room and middle temperatures with a certain mechanical performance and electric performance requirement. 
-Excellent mechnical strength 
-Good insulation function 
-High temperature resistant 
-Stable size 
-Good ablity against acid ,alkali and solvent
-Hard and durable
-Good adhesive properties in the surface

1.Cabinets .
5.Electric switches
6.Control boxes
7.Electric motors
8.Medical appliances
9.Household appliances

Technical Data Sheet
Technical Data Method of Verification Unit 3240
I.Physical Properties
Density ISO 1183 g/cm3 2.0~2.1
Water absorption 24hrs ISO 62 % 0.05~0.15
III.Thermal Properties 
Max. service temperature -Short term ISO 75-2 ºC /
Max. service temperature - Long term ISO 75-2 ºC 130~140
Coefficient of Thermal Expansion-LW ISO 11359 m/K /
Coefficient of Thermal Expansion-CW ISO 11359 m/K /
Thermal Conductivity ISO 11359 W/(m·K) 2.2~2.5
Flammability UL 94 Class V-1
II.Mechanical Properties      
Tensile strength at yield ISO 527-2 MPa ≥220
Tensile strength at break ISO 527-2 Mpa /
Hardness Rockwell DIN 53505   120-125
Izod impact strength ISO 179 kJ/m2  ≥33
Bending Strength ISO 527-2 Mpa /
Flexural strength-LW ISO 179 Mpa ≥314
Flexural strength-CW ISO 179 Mpa ≥216
Adhesive Strength ISO 179 N 5600
Compression strength-LW ISO 179 Mpa ≥350
Compression strength-CW ISO 179 Mpa ≥147
IV.Electrical Properties
Volume resistively  IEC 60093 Ohm (Ω) * cm 1.3x1014
Surface resisively  IEC 60093 Ohm (Ω) 3.5x1012
Electric strength- LW VDE 0303 kV/mm ≥14.2
Breakdown Voltage-CW VDE 0303 kV >34
Relative dielectric coefficient VDE 0303 / ≤4.7
Dielectric Loss mudule VDE 0303 50HZ ≤0.04
Arc resistance VDE 0303 S /
NOTE: 1 g/cm3 = 1,000 kg/m3, 1 Mpa = 1 N/mm2, 1kV/mm = 1 MV/m


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