Epoxy-Glass Microballoon Syntactic Foams: Rheological Optimization of the Processing Window

Table 1

Characteristics of hollow glass microballoons [2].

HGM	Density; (kgm^−3)	Wall thickness; (μm)	Radius ratio	Microballoon size (mean diameter); (μm)	Isostatic crush strength; (MPa)	Thermal conductivity; (Wm^−1K^−1) at 21°C
K15	150	0.70	0.9839	43.6	2	0.055
K46	460	1.29	0.9356	40	41	0.153