Fillet Design
Size: 0.75 inch radius fillet
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Risks: air bubbles weaken fillet (mitigation: 9% cabosil, vacuum epoxy for 45 minutes)
Leading Edge
MATERIAL | Service Temp (K) | Density (g/in^3) | Weight (g) | Therm. Conductivity (W/mK) | Machinability (%) | Cost ($/lb) | CTE (µm/mK) |
|---|---|---|---|---|---|---|---|
Stainless Steel | 1143 | 127.819 | 63.143 | 16-24 | 40-55 | $0.65 | 16 |
Aluminum | 623 | 44.2451 | 21.86 | 205 | 75-450 | $0.33 | 23 |
Chosen material
6061 Aluminum Alloy
Larger tip radius to reduce suction peak (0.01” → 0.05”)
