Issue 46

L. Sorrentino et alii, Frattura ed Integrità Strutturale, 46 (2018) 285-294; DOI: 10.3221/IGF-ESIS.46.26

Figure 8 : Trend of load vs displacement in 3-point bending test: Stone 3mm+Adhesive AF163-2k+ core DIAB P60.

Weight [kg/m 2 ]

PI [N*m 2 /Kg]

Stone thickness [mm]

Stone type Core type

Adhesive

Hybrid panel

Hybrid panel 114.29 122.76 138.35 119.58 131.69 102.72 122.52 153.08 144.32 135.06 157.06 146.47 132.60 151.57 147.22 155.36 171.95 131.50

Stone

Diff.

Stone Diff.

EC-2216 AF163-2k AF163-2k EC-2216 AF163-2k AF163-2k EC-2216 AF163-2k AF163-2k EC-2216 AF163-2k AF163-2k EC-2216 AF163-2k AF163-2k EC-2216 AF163-2k AF163-2k

3 3 3 3 3 3 4 4 4 4 4 4 6 6 6 6 6 6

18.12 18.28 11.12 20.00 19.61 12.50 20.50 19.67 14.62 22.43 22.16 15.94 24.70 25.76 18.81 28.14 27.90 21.94

39.75 39.75 34.45 45.45 45.45 39.39 42.40 42.40 37.10 48.48 48.48 42.42 47.70 47.70 42.40 54.54 54.54 48.48

54.42% 54.01% 67.72% 56.00% 56.85% 68.27% 51.65% 53.61% 60.59% 53.73% 54.29% 62.42% 48.22% 46.00% 55.64% 48.40% 48.84% 54.74%

26.55 330% 26.55 362% 30.64 352% 44.63 168% 44.63 195% 28.32 333% 28.32 441% 32.37 346% 47.61 184% 47.61 230% 54.41 169% 31.86 316% 31.86 376% 35.85 311% 53.56 190% 53.56 221% 60.25 118% 51.50 99%

Perlato Coreno marble

DIAB P60

Fibrelam

Absolute Black granite

DIAB P60

Fibrelam

Perlato Coreno marble

DIAB P60

Fibrelam

Absolute Black granite

DIAB P60

Fibrelam

Perlato Coreno marble

DIAB P60

Fibrelam

Absolute Black granite

DIAB P60

Fibrelam

Table 3 : PI comparison between sandwich structure and stone.

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