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ISO 14631:2021

Extruded sheets of impact-modified polystyrene (PS-I) — Requirements and test methods

Publication date:   Jun 17, 2021

General information

90.93   Standard confirmed   Sep 4, 2026

ISO

ISO/TC 61/SC 11 Products

International Standard

83.140.10   Films and sheets

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Scope

This document specifies the requirements and test methods for solid flat extruded sheets of impact-modified polystyrene (PS-I) without fillers and reinforcing materials.
This document applies only to thickness 0,25 mm to 20,0 . It also applies to PS-I sheet in roll form.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 14631:1999

NOW

PUBLISHED
ISO 14631:2021
90.93 Standard confirmed
Sep 4, 2026