8.10.4.2 Pset_MaterialCommon
8.10.4.2.1 Semantic definition
A set of general material properties.
8.10.4.2.2 Applicable entities
8.10.4.2.3 Properties
| Name | Property Type | Data Type | Description | |
|---|---|---|---|---|
| MolecularWeight | IfcPropertySingleValue | IfcMolecularWeightMeasure | 
 Molecular weight of material (typically gas).  | 
|
| Porosity | IfcPropertySingleValue | IfcNormalisedRatioMeasure | 
 The void fraction of the total volume occupied by material (Vbr - Vnet)/Vbr.  | 
|
| MassDensity | IfcPropertySingleValue | IfcMassDensityMeasure | 
 Material mass density.  |