Ablative Material Testing for Low-Pressure, Low-Cost ...
2020-8-6 · tion chamber barrel section, converging nozzle section, test sample, and a sample retaining plate, as shown in cross-section in Figure 3, with the 2.54 cm (1.0 in.) throat diameter test sample in place. The 5.08 cm (2.0 in.) diameter combustion chamber and convergent nozzle section were water-cooled with the sample held in place by an uncooled
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