ISO 3262-21:2023 PDF
Extenders — Specifications and methods of test — Part 21: Silica sand (unground natural quartz)
Extenders — Specifications and methods of test — Part 21: Silica sand (unground natural quartz)
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Количество страниц:
- 4
- Дата публикации:
- 26 мая 2023 г.
- Издание:
- ISO IS 3262 edition 2 version 1
- ICS:
- 87.060.10
This document specifies requirements and corresponding methods of test for silica sand (unground natural quartz).
Abstract
Overview
ISO 3262-21:2023 - "Extenders - Specifications and methods of test - Part 21: Silica sand (unground natural quartz)" specifies requirements and test methods for used as an extender/filler. The standard defines grades, essential and conditional characteristics, sampling rules and a laboratory method to determine silica content. It replaces and aligns silica sand testing with the series for extenders.
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