Plastics. Poly(methyl methacrylate) double- and triple-skin sheets. Test methods LONG_TITLE – frequency range: 5 GHz

– frequency range: 5 GHz to 110 GHz

Associated electrical accessories: EN 3660-034 memory metal rings (for shield termination backshells)

ISO 21881 also provides requirements on nest and tub configuration

ISO 15186-2 on measurement of sound insulation in buildings and of building elements using sound intensity is useful for:

BS IEC 60748-23-1 also provides a means of quality assessment on the basis of qualification approval

Plastics. Poly(methyl methacrylate) double- and triple-skin sheets. Test methods LONG_TITLE – frequency range: 5 GHz1 Scope This International Standard specifies the test methods for quality control of poly(methyl methacrylate) (PMMA) extruded double and triple skin flat sheets, obtained from colourless and coloured transparent, translucent and opaque grades of materials as defined in clause 4. The minimum sheet width is 600 mm. The main applications of these sheets are in building and agriculture (greenhouses).