May 22 2003
Key Properties
Provided below are properties for carbon /epoxy composite sheet, carbon /epoxy composite tube and carbon /epoxy composite rod.
Table 1. Key properties
| Properties Carbon/Epoxy Composite Sheet |
| Property |
|
Value |
| Coefficient of thermal expansion - Longitudinal |
x10-6 K-1 |
2.1 |
| Coefficient of thermal expansion - Transverse |
x10-6 K-1 |
2.1 |
| Compressive Strength - Longitudinal |
MPa |
570 |
| Compressive Strength - Transverse |
MPa |
570 |
| Density |
g.cm-3 |
1.6 |
| Shear modulus - in-plane |
GPa |
5 |
| Shear strength - in-plane |
MPa |
90 |
| Tensile strength - Longitudinal |
MPa |
600 |
| Tensile strength - Transverse |
MPa |
600 |
| Ultimate Compressive Strain - Longitudinal |
% |
0.8 |
| Ultimate Compressive Strain - Transverse |
% |
0.8 |
| Ultimate Shear Strain - in-plane |
% |
1.8 |
| Ultimate Tensile Strain - Longitudinal |
% |
0.85 |
| Ultimate Tensile Strain - Transverse |
% |
0.85 |
| Volume fraction of fibres |
% |
50 |
| Young's Modulus - Longitudinal |
GPa |
70 |
| Young's Modulus - Transverse |
GPa |
70 |
| Properties Carbon/Epoxy Composite Tube |
| Property |
|
Value |
| Material |
|
High Precision Tubes |
| Thermal Expansion Coefficient - Longitudinal |
x10-6 K-1 |
0.1 |
| Volume fraction of fibres |
% |
55 - 60 |
| Young's Modulus - Longitudinal |
GPa |
110 - 120 |
| Properties Carbon/Epoxy Composite Rod |
| Property |
|
Value |
| Compressive Strength - Longitudinal |
MPa |
800 - 1300 |
| Compressive Strength - Transverse |
MPa |
50 - 250 |
| Density |
g.cm-3 |
1.6 |
| Flexural modulus - Longitudinal |
GPa |
125 |
| Flexural strength - Longitudinal |
MPa |
1200 |
| Tensile strength - Longitudinal |
MPa |
1100 - 1900 |
| Tensile strength - Transverse |
MPa |
50 |
| Thermal Expansion Coefficient - Longitudinal |
x10-6 K-1 |
-0.3 to -0.7 |
| Thermal Expansion Coefficient - Transverse |
x10-6 K-1 |
28 |
| Ultimate Compressive Strain - Longitudinal |
% |
0.8 |
| Ultimate Compressive Strain - Transverse |
% |
2.5 |
| Ultimate Tensile Strain - Longitudinal |
% |
1.1 |
| Ultimate Tensile Strain - Transverse |
% |
0.5 |
| Volume fraction of fibres |
% |
55 - 60 |
| Young's Modulus - Longitudinal |
GPa |
120 - 140 |
| Young's Modulus - Transverse |
GPa |
10 |
About Goodfellow
Goodfellow supplies metals, ceramics and other materials to meet the research, development and specialist production requirements of science and industry worldwide.
The Goodfellow group consists of four companies. The main administration, research laboratories and workshops are located at the Company's headquarters in Cambridge, England. The subsidiary offices in America, France and Germany provide an additional service.