Material Properties

Standards Include:
ASTM E 1623
NFPA 268
UL 1975

This fire-test-response standard assesses the response of materials, products, and assemblies to controlled levels of radiant heat exposure with or without an external ignitor. The fire-test-response characteristics determined by this test method include the ignitability, heat release rates, mass loss rates, visible smoke development, and gas release of materials, products, and assemblies under well ventilated conditions.

This test method is also suitable for determining many of the parameters or values needed as input for computer fire models. Examples of these values include effective heat of combustion, surface temperature, ignition temperature, and emissivity. This test method is also intended to provide information about other fire parameters such as thermal conductivity, specific heat, radiative and convective heat transfer coefficients, flame radiation factor, air entrainment rates, flame temperatures, minimum surface temperatures for upward and downward flame spread, heat of gasification, nondimensional heat of gasification (1)2 and the F flame spread parameter.

Ignition and Combustibility

An ASTM E-136 Being Performed at WFCi.
Standards Include:
ASTM D 1929
ASTM E 136
These fire-test-response standards cover the determination, under specified laboratory conditions, of combustion characteristics of building materials and the flash ignition temperature and spontaneous ignition temperature of plastics using a hot-air furnace. This standard is used to measure and describe the response of materials, products, or assemblies to heat and flame under controlled conditions.
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