Laminate Composites > Laminates theory > Micromechanics
Micromechanics
Laminate Composites uses Micromechanics theories to compute equivalent ply properties based on the properties of the constituent fiber and resin materials. These equivalent properties are stored in Ply Materials.
The micromechanics predictions should be verified by tests, which should preferably account for material and production variations over batches and lots.
The following Ply Material types are supported:
Unidirectional fiber
Woven fiber
Particulate reinforced
Randomly oriented short fiber
Note:
In the following, superscript f designates a fiber property whereas superscript m designates a matrix property.
Vf corresponds to the volume of the fibers (0 < Vf < 1) whereas Vm designates the volume of the matrix (0 < Vm < 1) with:
V^f + V^m \leq 1
How do I
Create a fiber-reinforced ply material
Look up more details
Unidirectional fibers
Unidirectional fibers strength predictions
Woven fibers
Woven fibers strength predictions
Sheared woven fibers
Sheared woven fibers thermal properties
Sheared woven fibers strength predictions
Randomly oriented short fiber reinforced ply
Randomly oriented short fiber reinforced ply strength predictions
Particulate reinforced ply
Particulate reinforced ply strength predictions
Micromechanics references
Fiber-reinforced ply material
Fiber-reinforced ply material types
Quick links
Command reference
Pre/Post video examples
Bulk Entry Descriptions
Simcenter 3D tutorials
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Micromechanics, Simcenter 3D 2021.1 Series
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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/id626811 · retrieved 2026-07-17