ASTM International - ASTM C647-19

Standard Guide to Properties and Tests of Mastics and Coating Finishes for Thermal Insulation

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Organization:	ASTM International
Publication Date:	1 March 2019
Status:	active
Page Count:	6
ICS Code (Thermal and sound insulating materials):	91.100.60

significance And Use:

4.1 Each of the properties listed should be considered in selecting materials for specific projects. A list of the selected properties with limiting values assigned will form a part of the product... View More

scope:

1.1 This guide identifies properties of mastics and coating finishes characterizing their performance as finishes for thermal insulation.

1.2 These properties relate to application and service. Each property is defined, and its significance and suggested test methods are described.

1.3 The properties appear in the following order in this guide.

	Paragraph
Application Properties	6
Consistency	6.1
Coverage	6.2
Build	6.3
Wet Flammability	6.4
Toxicity	6.5
Temperature and Humidity Range	6.6
Surface Wetting and Adhesion	6.7
Gap Filling and Bridging	6.8
Sizing and Sealing	6.9
Corrosion or Solvent Attack	6.10
Drying Time and Curing Time	6.11
Shrinkage	6.12
Storage Stability	6.13
Freeze-Thaw Stability	6.14
Service Properties	7
Specimen Preparation	7.1
Outdoor Durability	7.2
Environmental Resistance	7.3
Temperature Limits	7.3.1
Chemicals and Water Resistance	7.3.2
Mold and Mildew Resistance	7.3.3
Surface Flammability	7.4
Water-Vapor Transmission Rate	7.5
Adhesion	7.6
Damage Resistance	7.7
Impact Resistance	7.7.1
Abrasion Resistance	7.7.2
Stress Resistance	7.8
Flexure	7.8.1
Elongation	7.8.2
Color	7.9
Odor	7.10
Other Properties	8

1.4 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.