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Sandwich Panels, Aluminum and Thermoplastics honeycombs and Foams

ALUSTEP ® 300 LIGHT is a lightweight composite panel with an aluminium honeycomb core faced with fiber glass impregnated with epoxy resin.

Alustep 300 light

ALUSTEP ® 300 LIGHT is a lightweight composite panel with an aluminum honeycomb core faced with fibreglass impregnated with 290 gram epoxy resin. This panel offers unique characteristics as it combines lightweight with superior mechanical properties. This is the lightest panel of Alustep series.

 

 A - SKIN IN BI - DIRECTIONAL GLASS FIBRE FABRIC
 impregnated with epoxy resin 290g/m2

 

 B - CORE IN ALUMINIUM HONEYCOMB
 (Alloy series 3000*) with hexagonal cells
 Diameterin inches: Ø1/4”, Ø3/8”**
 Foil Thickness: from 50 to 70 microns

 

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Thickness starting from 3 mm to 80 mm

* To Aluminium alloy series 3000 belong: Aluminium alloy 3003, Aluminium alloy 3005, Aluminium alloy 3103, Aluminium alloy 3104

** Ø3/8” on request

 

Alustep 300 light
Application areas Shipyards and Shipbuilding Stone Reinforcement Stone Reinforcement Building Industry Interiors

 

TECHNICAL FEATURES

Panel’s weight Ø6 56kg/m3 (Ø 1/4”)
• Thickness’ tolerance ± 0,3 mm
• Dimension’s tolerance ± 30 mm
Total thickness mm
5
10
15
20
25
SKINS’ thickness mm
0,15 + 0,15
CORE’S thickness mm
4,7
9,7
14,7
19,7
24,7
Weight kg/m2
1,4
1,6
1,9
2,2
2,5

 

Technical data sheet for standard panels (dimensions, materials and special finishes on request)
TECHNICAL CHARACTERISTICS OF PANEL
thickness of the panel mm
from 5 to 50
panel size mm
standard 1250 x 2500 / 1500 x 3000 
on request up to 1500 x 4000
thickness’ tolerance mm
± 0,3
dimension’s tolerance mm
± 30
skins’ thickness mm
0,3
glass fibre skin type
Glass fi ber Plain 300 gr/m² 
honeycomb alluminium alloy
3000 series / 5000 series
thickness of honeycomb foil
50 and 70
diameter of honeycomb Ø = mm
from 3 to 19
honeycomb density Kg/m³
from 20 to 116
adhesive for aluminum honeycomb
Epoxy Resin
PANEL PHYSICAL AND MECHANICAL PERFORMANCES
type panel (some examples) mm
5
10
15
20
25
30
35
panel weight ‡ Kg/m2
1,4
1,7
1,9
2,2
2,5
3,0
3,8
compressive stabilised strength ** ‡ ASTM C 365-365 M Mpa
2,9
middle resistance to peeling ** ‡ ASTM D1781-98 (2012)
> 500 N/76 mm or >55 Nmm/mm
maximum service temperature ** °C
- 40 / + 90
thermal expansion coefficient ** °C-1
1,5 * 10-5 / 1,5 mm for ΔT 100 °C for 1 meter length

 


** Tested by Internal Laboratory
*** Approximate value
‡ All values refer to a panel made of aluminum honeycomb with a cell diameter 6 mm 56 kg/m3 and epoxy adhesive

Honeycomb core’s properties
50 Microns
Type
ALUMINIUM ALLOY 3003/3005/3103/3104
Ø honeycomb in mm
6
9
12
19
Ø honeycomb in inches
1/4"
3/8"
1/2"
3/4"
Density kg/m3
56 - 59
39 - 40
29 - 30
20 - 21
Compressive stabilised
strength MPa
3,0 - 3,5
1,4 - 1,95
0,8 - 0,95
0,4 - 0,6
Honeycomb core’s properties
70 Microns
Type
ALUMINIUM ALLOY 3003/3005/3103/3104
Ø honeycomb in mm
6
9
12
19
Ø honeycomb in inches
1/4"
3/8"
1/2"
3/4"
Density kg/m3
80 - 83
54
40 - 42
27 - 29
Compressive stabilised
strength MPa
4,3 - 4,6
2,5 - 2,6
1,41 - 1,5
0,85 - 0,9

STANDARD DIMENSIONS (other dimensions available on request)

Disclaimer

LIABILITY DISCLAIMER: The above data are to the best of our knowledge correct and are intended to give information about our products and their potential applications. No warranty is given or implied in respect of certain properties of the products or their suitability for a particular application. We reserve the right for technical changes without further notice. We guarantee impeccable product quality under our terms of sale.