Thermal Measurements on Polymeric Epoxy-Expandable Graphite Material

Table 4

Ignition characteristics of epoxy-expandable graphite composite samples.

Sample	Critical flux, (kW·m^−2)	Ignition temperature, (K)	Thermal inertia,; Kc; (kW^2·s·m^−4K^−2)	Thermal conductivity, (Wm^−1K^−1)
Neat epoxy		452	7.0	0.076
Epoxy 1 wt.% EG		439	6.7	0.090
Epoxy 3 wt.% EG		434	6.4	0.111
Epoxy 5 wt.% EG		432	4.7	0.232

Direct thermal conductivity measurement at 24°C from Linseis THB100 Transient Hot Bridge thermal conductivity analyzer.