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JORGE NASSEH
JORGE NASSEH
SANDWICH CORE CONSTRUCTION
POLYVINYLCHLORIDE FOAM (PVC) POLYSTYRENE FOAM (PS) POLYMETHACRYLIMIDE FOAM (PMI) POLYETHYLENE TEREPHTHALATE FOAMS (PET) STYRENE ACRYLONITRILE FOAMS (SAN)
FOAM CORE MATERIALS
JORGE NASSEH
Jorge Nasseh
ESTIMATION OF SURFACE RESIN UPTAKE
WR = (WAI – WBI) / 2
WR: TOTAL RESIN UPTAKE WAI: CORE WEIGHT AFTER INFUSION
WBI: CORE WEIGHT BEFORE INFUSION
JORGE NASSEH
0
20
40
60
80
100
120
140
PVC60_A PVC 60 B PVC 60 C PVC 60 D PVC 60 E PVC 60 F PVC 60 G PVC 60 H PVC 60 I PVC 60 J SAN 60 A PVC 80 A PVC 80 B PVC 100 A PET 80 A PET 80 B PET 80 C PET 100 D PMI A PSE A
KG
/M3
SAMPLE TYPE
SAMPLE DENSITY KG/M3
JORGE NASSEH
TEST METHODOLOGY
JORGE NASSEH
JORGE NASSEH
JORGE NASSEH
Jorge Nasseh JORGE NASSEH
Jorge Nasseh JORGE NASSEH
SAMPLE PANELS FABRICATION GOPRO MOVIE
JORGE NASSEH
0
500
1000
1500
2000
2500
PVC60_A PVC 60 B PVC 60 C PVC 60 D PVC 60 E PVC 60 F PVC 60 G PVC 60 H PVC 60 I PVC 60 J SAN 60 A PVC 80 A PVC 80 B PVC 100 A PET 80 A PET 80 B PET 80 C PET 100 D PMI A PSE A
RES
IN U
PTA
KE
G/M
2
SAMPLE TYPE
RESIN UPTAKE KG/M2 (BOTH FACES)
JORGE NASSEH
0
200
400
600
800
1000
1200
1400
1600
PVC60_A PVC 60 B PVC 60 C PVC 60 D PVC 60 E PVC 60 F PVC 60 G PVC 60 H PVC 60 I PVC 60 J
G/M
2
SAMPLE TYPE
RESIN UPTAKE PVC 60 KG/M3
JORGE NASSEH
0
100
200
300
400
500
600
700
800
PVC 60_1 PVC 60_2 PVC 60_3 PVC 60_4 PVC 60_5 PVC 60_6 PVC 60_7 PVC 60_8 PVC 60_9 PVC 60_10
MIC
RO
NS
CORE TYPE
CELL SIZE PVC 60 KG/M3
JORGE NASSEH
0
200
400
600
800
1000
1200
1400
1600
PVC60_A PVC 60 B PVC 60 C PVC 60 D PVC 60 E PVC 60 F PVC 60 G PVC 60 H PVC 60 I PVC 60 J
G/M
2
SAMPLE TYPE
RESIN UPTAKE PVC X CELL SIZE 60 KG/M3
JORGE NASSEH
NOMINAL X INFUSED DENSITY
0
20
40
60
80
100
120
140
160
180
200
PVC 60 PVC 80 PVC 100 PET 80 PET 100 SAN 60 PMI 40 PS 50
KG
/M3
CORE TYPE
DENSITY INFUSED DENSITY
JORGE NASSEH
COMPRESSION PROPERTIES
JORGE NASSEH
SUMMARY SPECIFIC COMPRESSION STRENGTH
0,000
0,005
0,010
0,015
0,020
0,025
PVC 60 PVC 80 PVC 100 PET 80 PET 100 SAN 60 PMI 40 PS 50
SPEC
IFIC
CO
MP
STR
ENG
TH
CORE TYPE
DENSITY INFUSED DENSITY
JORGE NASSEH
SUMMARY SPECIFIC COMPRESSION MODULUS
0,00
0,20
0,40
0,60
0,80
1,00
1,20
1,40
1,60
PVC 60 PVC 80 PVC 100 PET 80 PET 100 SAN 60 PMI 40 PS 50
SPEC
IFIC
CO
MP
STR
ENG
TH
CORE TYPE
DENSITY INFUSED DENSITY
JORGE NASSEH
SHEAR PROPERTIES
JORGE NASSEH
SUMMARY SPECIFIC SHEAR STRENGHT
0,000
0,002
0,004
0,006
0,008
0,010
0,012
0,014
0,016
0,018
PVC 60 PVC 80 PVC 100 PET 80 PET 100 SAN 60 PMI 40 PS 50
SPEC
IFIC
CO
MP
STR
ENG
TH
CORE TYPE
DENSITY INFUSED DENSITY
JORGE NASSEH
SUMMARY SPECIFIC SHEAR MODULUS
0,00
0,10
0,20
0,30
0,40
0,50
0,60
PVC 60 PVC 80 PVC 100 PET 80 PET 100 SAN 60 PMI 40 PS 50
SPEC
IFIC
CO
MP
STR
ENG
TH
CORE TYPE
DENSITY INFUSED DENSITY
JORGE NASSEH
COST PROPERTIES
JORGE NASSEH
0,00
0,20
0,40
0,60
0,80
1,00
1,20
1,40
1,60
PVC 60 PVC 80 PVC 100 PET 80 PET 100 SAN 60 PMI 40 PS 50
U$
SH
EAR
STE
RN
GH
T
CORE TYPE
NORMALIZED SHEAR STRENGTH COST x INFUSED DENSITY
JORGE NASSEH
SUMMARY SHEAR COST 50-60 KG/M3 DENSITY
0,00
0,50
1,00
1,50
2,00
2,50
3,00
PVC 60 PET 80 SAN 60 PMI 40 PS 50
U$
SH
EAR
STR
ENG
HT
CORE TYPE
DENSITY INFUSED DENSITY
JORGE NASSEH
