Ready Plastics
FR4SheetNatural

FR4 - 1.725" 36 x 48 Natural Sheet

About this product

This FR4 Glass Epoxy sheet in Natural color is supplied in a robust 1.725" thickness and a full 36.0" x 48.0" sheet format, making it ideal for demanding electrical and structural fabrication. Built for high-strength, high-insulation applications, this thick FR4 panel offers excellent dimensional stability, moisture resistance, and dependable dielectric performance in machined parts, fixtures, and industrial components.

FR4 - 1.725" 36 x 48 Natural SheetFR4 - 1.725" 36 x 48 Natural Sheet - view 2FR4 - 1.725" 36 x 48 Natural Sheet - view 3
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This FR4 sheet measures 1.725″ thick, 36″ × 48″, finished in natural. Available to order — price $2020.25 per Each.

SpecificationValueTolerance
Shape / FormSheet
Thickness1.725″±0.067″
Width36″Standard
Length48″Standard
ColorNatural
Weight199.222 lbs
Specifications

Shape

Sheet

Thickness

1.725 in(±0.067 in)

Width

36 in

Length

48 in

Weight

199.222 lbs

Color

Natural

Unit of Measure

Each

Other FR4 sizes

← All FR4stock & specs

Price

$2020.25 / Each

In Stock
21010 available
Available at 11 locations

Orders under $150 include a $60 small-order charge

Ships same day if ordered by 2pm
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Quick Info
CategoryFR4
FormSheet
Thickness1.725 in(±0.067 in)
Width36 in
Length48 in
Weight199.222 lbs

Typical Properties — FR4 - 1.725" 36 x 48 Natural Sheet

Glass Epoxy Fr4
Mechanical
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.