IFC building model
Schema: "IFC4X3"
Description: "ViewDefinition[DesignTransferView]"
File name: "materials_bug.ifc"
Time stamp: "2023-03-12T15:54:22+01:00"
Preprocessor: "IfcOpenShell (HEAD detached at 476ab506d)-476ab506d"
Originating system: "BlenderBIM 0.0.230312"
Authorization: "Nobody"

Units
  VOLUMEUNIT: CUBIC_METRE
  LENGTHUNIT: METRE
  PLANEANGLEUNIT: degree (conversion based)
  AREAUNIT: SQUARE_METRE

Spatial structure
IFCPROJECT "My Project"
  IFCSITE "My Site"
    IFCBUILDING "My Building"
      IFCBUILDINGSTOREY "My Storey"
        contains 4 elements
          4 x IFCWALL | ELEMENTEDWALL | names: "Wall_w_layered_material", "Wall_w_single_material", "Wall_w_profile_material" (+1 more) | material: layers "materiallayer" ("Material1" 0.100000001490116, "Material2" 1.); "Material1"; profiles "ProfileSetMaterial" ("ProfileMaterial": "Material1"); constituents "ConstituentSetMaterial" ("ConstituentMaterial1": "Material1", "ConstituentMaterial2": "Material2")