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SABIC Innovative Plastics Valox® 855 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® 855 PBT.pdf
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Material Notes:
15% GR PBTP, UL94 V-0 rated. Improved surface appearance. For external housings: steam irons, appliance housings and lighting parts.
Physical Properties Metric English Comments
Specific Gravity 1.54 g/cc
1.54 g/cc
ASTM D792
Water Absorption 0.060 %

@Time 86400 sec
 0.060 %

@Time 24.0 hour
 ASTM D570
Linear Mold Shrinkage, Flow 0.0040 - 0.0060 cm/cm

@Thickness 1.50 - 3.20 mm
 0.0040 - 0.0060 in/in

@Thickness 0.0591 - 0.126 in
 SABIC Method
0.0060 - 0.0090 cm/cm

@Thickness 3.20 - 4.60 mm
 0.0060 - 0.0090 in/in

@Thickness 0.126 - 0.181 in
 SABIC Method
Linear Mold Shrinkage, Transverse 0.0050 - 0.0080 cm/cm

@Thickness 1.50 - 3.20 mm
 0.0050 - 0.0080 in/in

@Thickness 0.0591 - 0.126 in
 SABIC Method
0.0080 - 0.011 cm/cm

@Thickness 3.20 - 4.60 mm
 0.0080 - 0.011 in/in

@Thickness 0.126 - 0.181 in
 SABIC Method
Melt Flow 81 g/10 min

@Load 5.00 kg,
Temperature 266 °C
 81 g/10 min

@Load 11.0 lb,
Temperature 511 °F
 ASTM D1238
Mechanical Properties Metric English Comments
Hardness, Rockwell R 119
119
ASTM D785
Tensile Strength at Break 89.0 MPa
12900 psi
Type I, 5 mm/min; ASTM D638
Flexural Strength 137 MPa
19900 psi
1.3 mm/min, 50 mm span; ASTM D790
Flexural Modulus 4.82 GPa
699 ksi
1.3 mm/min, 50 mm span; ASTM D790
Izod Impact, Notched 0.530 J/cm
0.993 ft-lb/in
ASTM D256
Izod Impact, Unnotched 3.20 J/cm
5.99 ft-lb/in
ASTM D4812
Thermal Properties Metric English Comments
CTE, linear, Parallel to Flow 45.0 µm/m-°C

@Temperature -40.0 - 40.0 °C
 25.0 µin/in-°F

@Temperature -40.0 - 104 °F
 ASTM E 831
61.2 µm/m-°C

@Temperature 60.0 - 138 °C
 34.0 µin/in-°F

@Temperature 140 - 280 °F
 ASTM E 831
Deflection Temperature at 0.46 MPa (66 psi) 204 °C

@Thickness 6.40 mm
 399 °F

@Thickness 0.252 in
 unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 187 °C

@Thickness 6.40 mm
 369 °F

@Thickness 0.252 in
 unannealed; ASTM D648
UL RTI, Electrical 125 °C
257 °F
UL 746B
UL RTI, Mechanical with Impact 110 °C
230 °F
UL 746B
UL RTI, Mechanical without Impact 125 °C
257 °F
UL 746B
Flammability, UL94 V-0

@Thickness 1.47 mm
 V-0

@Thickness 0.0579 in
 UL 94
Electrical Properties Metric English Comments
Volume Resistivity 4.50e+16 ohm-cm
4.50e+16 ohm-cm
ASTM D257
Dielectric Constant 3.4

@Frequency 1.00e+6 Hz
 3.4

@Frequency 1.00e+6 Hz
 ASTM D150
3.5

@Frequency 100 Hz
 3.5

@Frequency 100 Hz
 ASTM D150
Dielectric Strength 20.0 kV/mm

@Thickness 3.20 mm
 508 kV/in

@Thickness 0.126 in
 in air; ASTM D149
22.4 kV/mm

@Thickness 1.60 mm
 569 kV/in

@Thickness 0.0630 in
 in oil; ASTM D149
Dissipation Factor 0.0010

@Frequency 100 Hz
 0.0010

@Frequency 100 Hz
 ASTM D150
0.010

@Frequency 1.00e+6 Hz
 0.010

@Frequency 1.00e+6 Hz
 ASTM D150
Arc Resistance 60 - 120 sec
60 - 120 sec
Tungsten; ASTM D495
Comparative Tracking Index 175 - 250 V
175 - 250 V
UL 746A
Hot Wire Ignition, HWI >= 120 sec
>= 120 sec
UL 746A
High Amp Arc Ignition, HAI 0.00 - 15 arcs
0.00 - 15 arcs
UL 746A
High Voltage Arc-Tracking Rate, HVTR >= 150 mm/min
>= 5.91 in/min
UL 746A
Descriptive Properties Value Comments
Specific Volume 0.65cm^3/g
ASTM D792
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