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Sandwich Panels, Aluminum and Thermoplastics honeycombs and Foams

pannelli sandwich Alustep FN

ALUSTEP® FN은 아라미드 종이로 이루어진 코어와 페놀 수지로 강화 된 유리 섬유로 이루어진 샌드위치 패널입니다. 이 패널은 가벼운 무게와 높은 기계적 특성이 결합 된 독특한 특성을 제공합니다. 페놀 수지의 낮은 인화성이 특징으로, 이 패널은 일반적으로 조선소, 기차 및 운송에 사용될 수 있습니다.

 

 

A - SKINS IN GLASS FIBRE FABRIC impregnated with phenolic resin
Thickness mm: 0,25÷0,3

 

B - CORE IN ARAMID PAPER HONEYCOMB
Nomex
Diameter: from Ø1/8” to Ø3/16”, X1

 

 

X1 = other diameters on request

 

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Alustep FN
Application areas 조선 산업 석재 보강 석재 보강 인테리어 철도 분야

 

TECHNICAL FEATURES

Technical data sheet for standard panels (dimensions, materials and special finishes on request)
TECHNICAL CHARACTERISTICS OF PANEL
thickness of the panel mm
da 5 a 50
panel size mm
standard 1250 x 2500
thickness’ tolerance mm
± 0,4
dimension’s tolerance mm
± 30
skins’ thickness mm
0,3
glass fibre skin type
satin 8/1 300 gr/m² 
Impregnation
phenolic resin
honeycomb type
aramid paper, impregnated with phenolic resin
diameter of honeycomb Ø = mm
from 3 to 4,8
honeycomb density Kg/m³
48 and 32
adhesive for aluminum honeycomb
thermoplastic
PANEL PHYSICAL AND MECHANICAL PERFORMANCES
type panel (some examples) mm
5
10
15
20
25
30
35
panel weight ‡ Kg/m2
1,4±0,1
1,7±0,1
1,9±0,1
2,1±0,1
2,4±0,1
2,6±0,1
2,8±0,1
compressive stabilised strength MPa ** ‡ ASTM C 365-365 M Mpa
1,6 ± 0,2
maximum load ** ‡ ASTM C 393 † N
100±10
210±20
320±30
430±40
540±50
650±60
740±70
deflection at maximum load ‡ ASTM C 393 † mm
49+5
24±3
16±2
12±1
10±1
8±1
7±1
skins E Elastic Modulus ** Mpa
22.000±1.000
moment of inertia I ** mm4/m
3.300
14.120
32.400
58.200
91.600
132.000
181.000
middle resistance to peeling ** ‡ ASTM D1781-98 (2012)
> 450 N/76 mm or >45 Nmm/mm
maximum service temperature ** °C
- 50 / + 80
thermal expansion coefficient ** °C-1
3,5 x 10-5

 

* Tested by Certificating Institute
** Tested by Internal Laboratory
*** Approximate value
† Sample dimension with 4 support points (L, W) 540x540
‡ All values refer to a panel made of a honeycomb in nomex diameter 3mm mm 48 kg/m3 and two skins in fibreglass impregnated with phenolic resin and thermoplastic adhesive

Honeycomb core’s properties

Nomenclature

Compression Strength

L-Shear

W-Shear

  Cell size mm Density kg/m3 N/mm2 N/mm2 N/mm2

Hexagonal

3,2

48

1,90

1,16

0,62

Hexagonal

3,2

64

3,10

1,48

0,82

Hexagonal

3,2

80

4,70

1,95

1,05

Hexagonal

3,2

96

6,60

2,45

1,42

Hexagonal

3,2

128

11,30

2,95

1,78

Hexagonal

3,2

144

13,20

3,05

1,90

 

Hexagonal

4,0

29

0,60

0,45

0,26

Hexagonal

4,0

80

5,10

1,90

0,98

 

Hexagonal

4,8

32

0,90

0,58

0,36

Hexagonal

4,8

48

2,60

0,98

0,56

Hexagonal

4,8

64

3,40

1,70

0,92

Hexagonal

4,8

80

6,00

1,95

1,10

Hexagonal

4,8

96

7,30

2,26

1,32

 

Hexagonal

6,4

24

0,54

0,34

0,18

Hexagonal

6,4

32

0,80

0,54

0,30

Hexagonal

6,4

48

2,05

1,00

0,56

Hexagonal

6,4

64

3,40

1,54

0,79

 

Hexagonal

9,6

24

0,54

0,34

0,18

Hexagonal

9,6

32

0,68

0,56

0,29

Hexagonal

9,6

48

1,80

1,15

0,66

 

Over expanded

4,8

29

0,60

0,31

0,32

Over expanded

4,8

48

2,30

0,60

0,72

Over expanded

4,8

64

3,80

0,72

0,90

Over expanded

4,8

72

4,00

0,75

0,92

Over expanded

4,8

80

5,30

0,88

1,17

Over expanded

4,8

96

6,70

0,92

1,28

 

Over expanded

6,4

48

2,30

0,60

0,72

Over expanded

6,4

64

3,20

0,72

0,90

Tolerance - density +/- 16%

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.

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