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Polyram RamTal PM7109 Acetal, UV Stabilized

Category Polymer , Thermoplastic , Acetal (POM) , Acetal Copolymer, Unreinforced
Manufacturer Polyram
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Polyram RamTal PM7109 Acetal, UV Stabilized.pdf
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Material Notes:
UV stabilized polyacetal copolymer for injection molding applicationsInformation provided by Polyram Ram On Ind.
Physical Properties Metric English Comments
Density 1.41 g/cc
0.0509 lb/in³
DIN 53479
Water Absorption 0.22 %
0.22 %
DIN 53495
Linear Mold Shrinkage 0.018 - 0.022 cm/cm
0.018 - 0.022 in/in
Melt Flow 9.0 g/10 min

@Load 2.16 kg,
Temperature 190 °C
 9.0 g/10 min

@Load 4.76 lb,
Temperature 374 °F
 ISO 1133
Mechanical Properties Metric English Comments
Hardness, Rockwell R 82
82
ASTM-D785
Tensile Strength, Yield 60.0 MPa
8700 psi
ASTM-D638
Elongation at Break 50 %
50 %
ASTM-D638
Flexural Strength 80.0 MPa
11600 psi
ASTM-D790
Flexural Modulus 2.60 GPa
377 ksi
ASTM-D790
Izod Impact, Notched 0.700 J/cm

@Temperature 23.0 °C
 1.31 ft-lb/in

@Temperature 73.4 °F
 ASTM-D256
Thermal Properties Metric English Comments
Melting Point 165 °C
329 °F
Deflection Temperature at 0.46 MPa (66 psi) 160 °C
320 °F
DIN 53461
Deflection Temperature at 1.8 MPa (264 psi) 110 °C
230 °F
DIN 53461
Electrical Properties Metric English Comments
Volume Resistivity 1.00e+16 ohm-cm
1.00e+16 ohm-cm
DIN 53482
Surface Resistance 1.00e+14 ohm
1.00e+14 ohm
DIN 53482
Dielectric Constant 3.8

@Frequency 1e+6 Hz
 3.8

@Frequency 1e+6 Hz
 VDE 0303/4
Dielectric Strength 24.0 kV/mm
610 kV/in
VDE 0303/4
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