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BS EN ISO 7823-3:2021

BS EN ISO 7823-3:2021

$102.76

Plastics. Poly(methyl methacrylate) sheets. Types, dimensions and characteristics – Continuous cast sheets

Published By Publication Date Number of Pages
BSI 2021 18
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This document specifies requirements for non-modified flat poly(methyl methacrylate) (PMMA) continuous cast sheets for general-purpose use. The sheets can be colourless or coloured, and can be transparent, translucent or opaque.

The thickness range of the sheets covered by document is 1 mm to 10 mm.

PDF Catalog

PDF Pages PDF Title
2 National foreword
4 European foreword
6 Foreword
7 1 Scope
2 Normative references
8 3 Terms and definitions
4 Composition
5 General requirements
5.1 Protective coverings
9 5.2 Appearance
5.2.1 Surface defects
5.2.2 Inclusion defects
5.2.3 Classification of defects
5.2.4 Distribution of defects
5.3 Colour
5.4 Dimensions
5.4.1 Length and width
10 5.4.2 Thickness
5.4.3 Tolerances for other sheet sizes
5.4.4 Conditions of measurement
5.5 Basic and other properties
5.5.1 Basic properties
5.5.2 Other properties
11 6 Test methods
6.1 General
6.1.1 Sampling
6.1.2 Conditioning and testing atmospheres
6.1.3 Preparation of test specimens
6.1.4 Specimen thickness
6.2 Appearance
12 6.3 Colour
6.4 Dimensions
6.5 Mechanical properties
6.6 Thermal properties
6.7 Flammability
13 6.8 Optical properties
6.9 Other properties
7 Retest and rejection
14 Annex A (normative) Determination of dimensional change on heating (shrinkage)
16 Bibliography

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BS EN ISO 7823-3:2021
$102.76