GFRP E-Glass/Epoxy Quasi-Isotropic is a fiber-reinforced polymer composite featuring balanced fiber orientations (0°, ±45°, and 90°) in an epoxy matrix, manufactured via vacuum infusion for good void control and consistent properties in all directions. Commonly used in marine hulls, wind turbine blades, aerospace fairings, and automotive body panels where multidirectional loading and moderate service temperatures are expected; the quasi-isotropic layup trades peak strength in any single direction for reliable performance under unpredictable loading angles and complex stress states. This configuration is preferred over unidirectional or bidirectional laminates when design simplicity, impact tolerance, and cost-effective manufacturing are priorities—particularly in applications where tooling investment must be amortized across high production volumes.
Compliance & Regulations
Fiber Direction
Ply Schedule
Laminate Code
[0/45/-45/90/90/-45/45/0]s
Fiber angles relative to the 0° reference direction (red arrow in 3D view). 0° = longitudinal, 90° = transverse, ±45° = shear paths.
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Shear Modulus(G) | 6.500 | GPa | — | ||
Ultimate Tensile Strength(σUTS) | 270.0 | MPa | — | ||
Young's Modulus(E) | 17.00 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Maximum Service Temperature(Tmax) | 353 | K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 1.900 | kg/m³ | — |