FR4SheetNatural
FR4 - 0.281" 36 x 48 Natural Sheet
0.281 in × 36 in × 48 in Sheet
Same-day shipping available
Quality certified
Expert support
About This Product
This FR4 Glass Epoxy sheet in Natural color measures 36.0" x 48.0" with a substantial 0.281" thickness, making it a dependable choice for demanding electrical and structural applications. Built for strength and dimensional stability, this 0.281" FR4 sheet offers excellent insulation performance, moisture resistance, and added rigidity for machined parts, panels, and high-voltage components.
Specifications
Shape
Sheet
Thickness
0.281 inWidth
36 inPrice
$253.25 / Each
In Stock
21010 availableAvailable at 11 locations
Ships same day if ordered by 2pm
Quality guaranteed
Quick Info
Typical Properties — FR4 - 0.281" 36 x 48 Natural Sheet
Glass Epoxy Fr4Mechanical
PropertyTest MethodUnitValue
Tensile strengthpsi / MPa65,000 / 445
Compressive strengthpsi / MPa38,000 / 260
Flexural strength (LW -A 0.125″)psi / MPa60,000 / 410
Bond strengthpsi / MPa2,300 / 15
Shear strengthpsi / MPa21,500 / 145
Hardness (M scale)115
Izod impact strength at 49°C (LW)14.00
General
DescriptionValue
Specific gravity1.85
Flammability rating94V-0
Water absorption (24 hours)0.10
Operating Environment
PropertyTest MethodUnitValue
Maximum temperature°C / °F140 / 280
Typical properties are provided for reference only. Values may vary based on processing conditions, form factor, and lot. Contact Ready Plastics for certified test data.