Research Article

Study on the Properties of Epoxy Composites Using Fly Ash as an Additive in the Presence of Nanoclay: Mechanical Properties, Flame Retardants, and Dielectric Properties

Table 6

Results for flammability tests (reaction to small flame) oxygen index (OI) and UL 94 for nanocomposites.

Sample codewt. % nanoclay I.30 ELOI (vol% O2 ± 2σ)Combustion rate (mm/min)UL94 HB (mm/min)

Neat epoxy020,628.41
TA 1121.525.6726.38
TA 3323.721.7521.40
TA 5523.222.0723.76