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SABIC Innovative Plastics Valox® 309 PBT

Category Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT)
Manufacturer SABIC Innovative Plastics (GE Plastics)
Trade Name Valox®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF SABIC Innovative Plastics Valox® 309 PBT.pdf
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Material Notes:
PBT, For compounding only. Not intended for Injection Molding. Melt viscosity: 250C at 21.6 kgf is 3500-4500. Available in Natural (1001) only.
Physical Properties Metric English Comments
Specific Gravity 1.31 g/cc
1.31 g/cc
ASTM D792
Viscosity 400000 cP
400000 cP
Melt Viscosity; SABIC Method
Linear Mold Shrinkage, Flow 0.019 - 0.021 cm/cm

@Thickness 3.20 mm
 0.019 - 0.021 in/in

@Thickness 0.126 in
 SABIC Method
Linear Mold Shrinkage, Transverse 0.020 - 0.022 cm/cm

@Thickness 3.20 mm
 0.020 - 0.022 in/in

@Thickness 0.126 in
 SABIC Method
Mechanical Properties Metric English Comments
Tensile Strength at Break 54.0 MPa
7830 psi
Type I, 50 mm/min; ASTM D638
Tensile Strength, Yield 33.0 MPa
4790 psi
Type I, 50 mm/min; ASTM D638
Elongation at Break 127 %
127 %
Type I, 50 mm/min; ASTM D638
Flexural Yield Strength 77.0 MPa
11200 psi
1.3 mm/min, 50 mm span; ASTM D790
Flexural Modulus 2.15 GPa
312 ksi
1.3 mm/min, 50 mm span; ASTM D790
Izod Impact, Notched 0.640 J/cm
1.20 ft-lb/in
ASTM D256
Izod Impact, Unnotched 20.29 J/cm
38.01 ft-lb/in
ASTM D4812
Thermal Properties Metric English Comments
Deflection Temperature at 0.46 MPa (66 psi) 115 °C

@Thickness 3.20 mm
 239 °F

@Thickness 0.126 in
 unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 45.0 °C

@Thickness 3.20 mm
 113 °F

@Thickness 0.126 in
 unannealed; ASTM D648
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