ASTM C35

This specification covers perlite, vermiculite, natural and manufactured sand for use as gypsum plaster aggregates. The materials shall conform to the chemical composition, grading, and density requirements covered in this specification. The materials shall be tested for sieve analysis, density of lightweight aggregate, and water soluble impurities of sand.

This abstract is a brief summary of the referenced standard. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date.

1. Scope

1.1 This specification covers perlite, vermiculite, natural and manufactured sand for use as gypsum plaster aggregates.

1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.

This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

1.3 The text of this specification references notes and footnotes that provide explanatory material. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of the specification.

2. Referenced Documents

C11 Terminology Relating to Gypsum and Related Building Materials and Systems
C136 Test Method for Sieve Analysis of Fine and Coarse Aggregates
C29/C29M Test Method for Bulk Density (Unit Weight) and Voids in Aggregate
C40 Test Method for Organic Impurities in Fine Aggregates for Concrete
C471M Test Methods for Chemical Analysis of Gypsum and Gypsum Products
D75 Practice for Sampling Aggregates
E11 Specification for Wire-Cloth and Sieves for Testing Purposes

Index Terms

aggregates; gypsum plaster; inorganic; manufactured sand; natural sand; perlite; vermiculite; ICS Number Code 91.100.10

Citing ASTM Standards

[Back to Top]