NBN EN ISO 12017 : 1996

Committees responsible
National foreword
1 Scope
2 Normative references
3 Definitions and abbreviations
4 Composition of materials
5 Characteristics
6 Test methods
7 Condensate formation
Annexes
A (normative) Determination of luminous transmittance
    of PMMA double-and triple-skin sheets
B (normative) Bending test to examine the chemical
    compatibility of PMMA with other materials
ZA (normative) Normative references to international
    publications with their relevant European
    publications
Figures
1 Example of a double-skin sheet
2 Example of a double-skin sheet
3 Example of a triple-skin sheet
4 Examples of typical dimensions and mass per unit
    area of DSS
5 Examples of typical dimensions and mass per unit
    of TSS
6 Curvature of sheet surface
7 Curvature of edge in extrusion direction
8 Three-point bending test
A.1 Integrating sphere for measuring light transmittance
    tA (determination of Ex)
B.1 Bending test for chemical compatibility

Defines methods of testing for quality control of poly(methyl methacrylate) (PMMA) extruded double- and triple-skin flat sheets, which are obtained from colourless and coloured transparent, translucent and opaque grades of materials.