Reliant Robin
Reliant Robin is a high performance aluminized propellant. Widely used across the amateur community, Reliant Robin has become a staple of high altitude flights, owing to its dependable burn-rate characteristics and combustion efficiency.
Details
The formula for Reliant Robin is as follows:
35.00% Ammonium Perchlorate, 400 μm
35.00% Ammonium Perchlorate, 90 μm
12.00% Aluminum, 5 μm
1.00% Oxamide, 4 μm
11.19% R-45HTLO (Eq. Wt. 1234)
0.40% HX-878 Tepanol (Eq. Wt. 211)
0.05% Lecithin
0.10% CAO-5
3.37% IDP/DOA
1.99% MDI (Eq. Wt. 172)
1 drop / 500 g propellant PDMS
View a compilation of test fires here.
The physical, thermodynamic, and burn-rate metrics for Reliant Robin are as follows:
Density: 1.674 g/cm³
Optimal Isp: 254.7 s
Density-impulse: 426.4 g-s/cm³
C*: 5072 ft/s
Exhaust molecular weight: 24.98 g/mol
Specific heat ratio: 1.198
Chamber temperature @ 1000 psi: 2977 K
a = 0.0135 in/(s-psiⁿ)
n = 0.412
Gallery
Case-Bonded Reliant Robin N3200
Reliant Robin Q14000