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Toyobo VYLOPET® EMC320R Polyester Resin

Category Polymer , Thermoplastic , Polyester, TP , Polyethylene Terephthalate (PET)
Manufacturer Toyobo
Trade Name VYLOPET®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Toyobo VYLOPET® EMC320R Polyester Resin.pdf
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Material Notes:
VYLOPET® is a polyester resin developed specifically for injection molding. Polyester resins have excellent heat resistance, rigidity, chemical resistance, and electric properties. Grade EMC320R has a fine appearance and is used for lamp parts and home electric appliance parts.
Physical Properties Metric English Comments
Specific Gravity 1.60 g/cc
1.60 g/cc
ASTM-D792
Water Absorption 0.060 %
0.060 %
ASTM-D570
Linear Mold Shrinkage 0.0030 cm/cm
0.0030 in/in
MD
Linear Mold Shrinkage, Transverse 0.0090 cm/cm
0.0090 in/in
Mechanical Properties Metric English Comments
Hardness, Rockwell M 90
90
ASTM-D785
Tensile Strength, Ultimate 110 MPa
16000 psi
ASTM-D638
Elongation at Break 2.0 %
2.0 %
ASTM-D638
Flexural Strength 180 MPa
26100 psi
ASTM-D790
Flexural Modulus 8.00 GPa
1160 ksi
ASTM-D790
Izod Impact, Notched 0.600 J/cm
1.12 ft-lb/in
ASTM-D256
Taber Abrasion, mg/1000 Cycles 28
28
CS-17; ASTM-D1044
Thermal Properties Metric English Comments
CTE, linear 30.0 µm/m-°C
16.7 µin/in-°F
ASTM-D696
Melting Point 255 °C
491 °F
DSC
Maximum Service Temperature, Air 130 °C
266 °F
Thermal Index; UL746B
225 °C
437 °F
Ball pressure temperature; IEC method
Deflection Temperature at 0.46 MPa (66 psi) 240 °C
464 °F
ASTM-D648
Deflection Temperature at 1.8 MPa (264 psi) 215 °C
419 °F
ASTM-D648
Flammability, UL94 HB
HB
Electrical Properties Metric English Comments
Volume Resistivity 1.00e+17 ohm-cm
1.00e+17 ohm-cm
ASTM-D257
Dielectric Strength 25.0 kV/mm

@Thickness 2.00 mm
635 kV/in

@Thickness 0.0787 in
ASTM-D149
Arc Resistance 130 sec
130 sec
Tungsten electrode; ASTM-D495
Processing Properties Metric English Comments
Melt Temperature 255 - 265 °C
491 - 509 °F
Mold Temperature 90.0 - 120 °C
194 - 248 °F
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