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BFP - Blackburns
Fluted Panel
BFP - TECHNICAL DATA
PP*
= TEST RESULTS BASED UPON RAW MATERIAL
Temporary and limited list made to our best knowledge at this time.
The technical data concerning products is not binding and is given for guidance only.
For further information please contact your nearest Blackburns service centre.
(see back cover for locations and contact details...)
THERMAL PROPERTIES
PROPERTIES
METHOD
UNITS
PP*
Coefficient of linear expansion ASTM
D696
mm/m
o
C
0.18
Specific Heat
DSC
J/g
o
C
1.68
Heat Deflection Temp.
(0.46 MPa)
ISO 75
o
C
78
Heat Deflection Temp.
(1.82 MPa)
ISO 75
o
C
52
Vicat Softening Point
(1 kg) (10N)
ISO 306
o
C
148
Vicat Softening Point
(5 kg) (50N)
ISO 306
o
C
78
MECHANICAL PROPERTIES
PROPERTIES
METHOD
UNITS
BFP
Compression Strength
2.1mm/350g
Internal IPB
N/cm
2
min. 37
at maximum
2mm/400g
Internal IPB
N/cm
2
min. 41
3mm/400g
Internal IPB
N/cm
2
min. 30
3mm/650g
Internal IPB
N/cm
2
min. 80
4.5mm/1000g
Internal IPB
N/cm
2
min. 144
OPTICAL PROPERTIES
PROPERTIES
METHOD
UNITS
BFP
Light Transmission
2mm/400g
Internal IPB
%
58
(Clear Sheet)
2.5mm/450g
Internal IPB
%
53
3mm/500g
Internal IPB
%
51
4mm/1000g
Internal IPB
%
37
ELECTRICAL PROPERTIES
PROPERTIES
METHOD
UNITS
PP*
Surface Resistivity
ASTM
D257
Ω
ca.10
13
Dielectric Constant (at 1MHz)
ASTM
D150
-
2.25
Dissipation Factor (tg
∂
at 1MHz)
ASTM
D150
-
< 5x10
-4
Dielectric Strength (500V/sec)
ASTM
D149
kV/mm
70
MECHANICAL PROPERTIES
PROPERTIES
METHOD
UNITS
PP*
Tensile Strength (50 mm/min)
ISO 527
MPa
38
Elongation at break (50 mm/min)
ISO 527
%
800
Flexural Modulus
ISO 178
MPa
1250
Impact Strength Izod (23
o
)
ISO 180
kJ/m
2
80
Shore D Hardness
ISO 868
-
66
PHYSICAL PROPERTIES
PROPERTIES
METHOD
UNITS
PP*
Specific Gravity PP
ISO 1183
g/cm
3
0.907
Water Absorption
ISO 62
%
0.02
