Table 3 The relative heats, peak reaction rates, and thickness of oxide shells of BKNO3 under accelerated aging.

From: Study on the Aging Mechanism of Boron Potassium Nitrate (BKNO3) for Sustainable Efficiency in Pyrotechnic Mechanical Devices

Aging week

Relative ΔHreleased

Peak reaction rate (10−3-/s)

Thickness of oxide shells (nm)

0

68.51

5.86

0

8

61.53

2.17

26

16

56.44

1.93

39

  1. Relative heats released ( = reaction heat/melting heat of KNO3) and reaction rates are converted from DSC signals using the AKTS program.
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