SUMITOMO BAKELITE CO., Ltd.
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Engineering plastics molding compounds SUMIKON® FM

High specific gravity molding compounds

High specific gravity molding compounds

Contact
High Performance Plastic Products Business Unit
Tel. +81-3-5462-4101
Fax. +81-3-5462-4889
This can be used as a substitute for metal parts which require force of inertia
Applications
• Flywheels
• Vibration alarm bell parts
• Lens holder balancers
• Platforms, damping parts
Property comparison table
Item
Test method
Unit
PF370
Base polymer
ASTM
PA-6
Components
(filler, etc.)
Organic
Physical
Specific gravity (ρ)
D792
-
3.70
Water absorption
(23ºC/24Hrs/
in water)
D570
wt%
0.2
Molding
shrinkage (MD/td)
D955
%
0.4/0.5
Mechanical
Tensile strength
D638
MPa
70
Elongation
D638
%
0.3
Flexural strength
D790
MPa
108
Flex. Modulus
of elasticity
D790
GPa
21
Izod impact
strength notched
D256
J/m
39
Rockwell hardness
R scale
D785
-
118
Thermal
Heat deflection
temperature
under load
(18.2MPa)
D648
ºC
178
Flammability
(UL-94 V Class)
-
HB
Electrical
Volume resistivity
SB Method
Ω•cm
106
Molding
conditions
Prior drying
(temperature ºC×hours)
ºC×Hrs
10 0×3
Cylinder temperature
ºC
270-320
Mold temperature
ºC
80-120