2025 · mechanical
Reinforced shelf bracket
Triangular bracket calculated for 15 kg/shelf load, printed in PETG with three perimeters.
SB
Replaced rusty steel brackets in a damp pantry. Bending moment calculated at 15 kg × 200 mm lever; PETG cross-section at the root sized for σ_allow = 25 MPa with a 2× safety factor. Validated by loading with two-litre bottles.
Tools
SolidWorksSimulationXpress
Materials
PETG