Standard

ASTM C926:16a

Withdrawn

Note: Latest version: ASTM C926:23a

Existing or new amendments and versions must be purchased separately.

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Abstract

This specification covers the standard requirements for the application of full thickness Portland cement-based plaster for exterior (stucco) and interior work. It also sets forth tables for proportioning of various plaster mixes and plaster thickness. The materials used shall consist of the following: cement which shall be a Portland cement, air-entraining Portland cement, masonry cement, blended hydraulic cement, air-entraining blended hydraulic cement, or plastic cement; Type S hydrated lime; aggregates such as perlite and sand for base and job-mixed finish coats; water to be used in mixing; admixtures; and fibers. Surfaces of solid bases such as masonry, stone, cast-in-place or precast concrete shall be prepared either by sandblasting, wire brushing, acid etching, chipping, or a combination thereof. Details on curing to resist cracking; materials protection and storage; environmental conditions; and application of plaster, finish-coat, and fog-coat, which shall be done by hand or machine up to the specified nominal thickness on metal and solid plaster bases are discussed.

Products specifications

  • Standard from ASTM
  • Published:
  • Edition: 16a
  • Document type: IS
  • Pages
  • ICS: 91.100.10
  • National Committee: American Society for Testing and Materials (ASTM) ,Philadelphia, USA
  • Publisher: ASTM
  • Distributor: ASTM

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