Sandwich
b (width) =
mm
c (core thickness) =
mm
t (face thickness) =
mm
L (beam length) =
mm
Face data (for example GFRP)
E
f
(elastic Young's/tensile modulus face) =
GPa
σ
fy
(tensile strength yield face) =
MPa
Core data (for example XPS foam)
Materials:
Custom
Polystyrene (PS, XPS, EPS, Styrofoam)
Polyurethane (PU)
Polyvinyl chloride (PVC, Divinycell)
Balsa
E
s
(elastic Young's/tensile modulus core solid) =
GPa
σ
fs
(tensile strength yield core solid) =
MPa
ρ
s
(density core solid) =
kg/m
3
ρ
c
(density core foam) =
kg/m
3
Face Yield =
N
Face Wrinkle =
N
Core Shear =
N
Deflection =
mm/N
