Technical Data of Aluminum Honeycomb Cores

Technical Data of Aluminum Honeycomb Cores

Technical properties	6mm	10mm	15mm		20mm	25mm
Moment of Inertia I [cm4/m ]	1.01	3.13	10.78		19.85	31.67
Section Modulus W [cm3/m ]	2.63	4.63	14.00		19.00	24.00
Rigidity E-I [cm2/m ]	7’100	21’900	75’500		139’000	221’700
Alloy/Temper of Cover sheet	A3003 H18 / A3003 H16 / A5052 H34
Tensile Strength of cover sheet [N/mm2]	Rm≥125			Rm≥220
Proof Stress [N/mm2]	Rp0.2≥80			Rp0.2≥130
Elongation [%]	A50≥5%			A50≥10%
Modulus of Elasticity [N/mm2]	7,000kg/ mm2
Linear Thermal Expansion	2.4mm/m at 100℃ temperature difference
Temperature Resistant	Approximately - 40℃ to +80℃
Sound Absorption Factorα s	0.05			0.05
Airbone Sound Insulation Index Rw[d/B]	21	21	22		23	25
Thermal Conductivity λ[w/ m2k]	0.95	1.35	1.78		2.25	2.70
Thermal Resistance R(I/^) [m2k/w]	0.0063	0.0074	0.0084		0.0089	0.0093
Heat Transition Coefficient U(k) [w/m2k]	5.67	5.64	5.605		5.59	5.575

Product Range:

Honeycomb Core	1/4”	3/8”	1/2”	3/4”	1”
Density [ kg/ mm3]	81	54	38	30	31
Compressive Bare Strength [ kg/ mm2]	0.47	0.26	0.14	0.09	0.05
Crush Strength [ kg/ mm2]	0.19	0.08	0.05	0.03	0.02
Bonding Strength [ kg/ mm2]	36	28	26	21	19
Compressive Stabilized Strength [ kg/ mm2]	0.50	0.27	0.15	0.09	006
Compressive Stabilized Modulus [ kg/ mm2]	111	67	31	18	12