Mechanical Properties of Pultruded 2-Part Polyurethane/E-Glass Composite

(70% Glass Content by Volume)

Property

Method ASTM (Other)

Imperial Units

Metric Units

Density/Specific Gravity

D 792

129.9

lb/ft3

2.08

(@ 23°C)

Rockwell Hardness

D 785A

123

(R)

123

(R)

Tensile Strength

D 3039

196

ksi

1.35

(x 106 kPa)

Tensile Modulus

D3039

8.5

msi

59

(x 109 kPa)

Tensile Elongation

D3039

1.2

%

1

%

Short Beam Shear

D 2344

11,603

psi

80

 (x 103 kPa)

Compressive Strength

D 695-96

58,595

psi

404

 (x 103 kPa)

Flexural Strength

D 790

208,854

psi

1.44

(x 106 kPa)

Flexural Modulus

D 790

6,961,810

psi

48

(x 106 kPa)

Flexural Strain

D 790

3.2

 (%)

3.2

 (%)

Charpy impact

(ISO 179)

-

-

> 190

 (kJ/m2)

Un-notched                  Beam Impact

D 4812

> 76.8

 (ft-lb/in)

-

-

Heat Deflection              Temperature

D 648

> 485

(°F @ 265 psi)

>250

(°C @ 1820 kPa)