Standard Test Method for Tumbling Friability of Preformed Block-Type and Preformed Pipe-Covering-Type Thermal Insulation


Importancia y uso:

4.1 Several test methods for measuring mass loss by abrasion and impact of preformed block-type and preformed pipe-covering-type thermal insulation have been used previously. It is believed that no single test method completely covers all factors involving such forces for different kinds of materials, but this test method is intended to provide a procedure that gives reproducible results. It is used for comparing the mass loss by tumbling before and after a specific treatment of the insulation, as agreed upon by the purchaser and the manufacturer.

Subcomité:

C16.32

Referida por:

F1015-21, C0610-17R23, C1482-24E01, C0447-15R22, C0533-17R23, C1594-23

Volúmen:

04.06

Número ICS:

27.220 (Heat recovery. Thermal insulation)

Palabras clave:

mass loss; thermal insulating materials—block/board; tumbling friability ;

$ 952

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Norma
C421

Versión
08(2020)

Estatus
Active

Clasificación
Test Method

Fecha aprobación
2020-03-01