VALOX™ 4031 resin

About
VALOX 4031 is a 30% high strength glass fibre reinforced PBT injection moulding resin with excellent strength, stiffness and heat resistance. Applications: appliance handles, spotlights, electric motors.&&

Product Description
SupplierSABIC
Genericpolybutylene terephthalate
Material StatusCommercial: Active
FeaturesGood Rigidity,High Heat Resistance,HB
AvailabilitysNorth America,Europe
Process MethodsInjection Molding

Technical Data
IMPACTNominal valueUnitTest method
Charpy Notched Impact Strength 
-30℃6.0kJ/m²ISO 179/1eA
-30℃12kJ/m²ISO 179/2C
23℃7.0kJ/m²ISO 179/1eA
23℃12kJ/m²ISO 179/2C
Charpy Unnotch Impact strength 
-30℃55kJ/m²ISO 179/1eU
-30℃60kJ/m²ISO 179/2U
23℃50kJ/m²ISO 179/1eU
23℃65kJ/m²ISO 179/2U
Impact strength of cantilever beam notch ASTM D256
-30℃100J/mASTM D256
0℃100J/mASTM D256
23℃100J/mASTM D256
Impact strength of cantilever beam notch ISO 180/1A
-30℃10kJ/m²ISO 180-1A
0℃11kJ/m²ISO 180-1A
23℃11kJ/m²ISO 180-1A
Impact strength of cantilever beam notch ASTM D4812
-30℃880J/mASTM D4812
23℃880J/mASTM D4812
Notched impact strength of cantilever beam ISO 180/1U
-30℃55kJ/m²ISO 180/1U
23℃55kJ/m²ISO 180/1U

THERMALNominal valueUnitTest method
Hot deformation temperature 
1.8 MPa, unannealed, 3.2 mm205ASTM D648
0.45 MPa, unannealed, 3.2 mm220ASTM D648
0.45 MPa, unannealed, 100 mm span220ISO 75-2/Be
0.45 MPa, unannealed, 64 mm span220ISO 75-2/Bf
Vicat Softening Temp 
A50220ISO 306/A50
B50215ISO 306
B120215ISO 306/B120
Ball pressure test
125℃Pass IEC 60695-10-2
Linear coefficient of thermal expansion
TD ISO 11359-2
MD ISO 11359-2
-40 to 40 ℃2.1E-5cm/cm/℃ISO 11359-2
23 to 80 ℃3.0E-5cm/cm/℃ISO 11359-2
23 to 150 ℃2.0E-5cm/cm/℃ISO 11359-2
-40 to 40 ℃7.4E-5cm/cm/℃ISO 11359-2
23 to 80 ℃1.2E-4cm/cm/℃ISO 11359-2
23 to 150 ℃1.7E-4cm/cm/℃ISO 11359-2
Relative temperature index
Electrical performance140UL 746
Strength mechanical performance140UL 746
Impact mechanical performance140UL 746

Electrical performanceNominal valueUnitTest method
Surface resistivity> 1.0E+15ohmsIEC 60093
Volume resistivity> 1.0E+15ohms·cmASTM D257
Volume resistivity> 1.0E+15ohms·cmIEC 60093
Dielectric strength ASTM D149
0.8 mm in oil26kV/mmASTM D149
1.6 mm in oil24kV/mmASTM D149
3.2 mm in oil18kV/mmASTM D149
Dielectric strength IEC 60243-1
0.8 mm in oil26kV/mmIEC 60243-1
1.6 mm in oil24kV/mmIEC 60243-1
3.2 mm in oil15kV/mmIEC 60243-1
Relative permittivity IEC 60250
50 Hz3.30 IEC 60250
60 Hz3.30 IEC 60250
1 MHz3.10 IEC 60250
Dissipation factor IEC 60250
50 Hz1.6E-3 IEC 60250
60 Hz1.6E-3 IEC 60250
1 MHz0.014 IEC 60250
Arc resistancePLC 5 ASTM D495
Compared to the leakage tracing indexPLC 0 UL 746
Compared to the leakage tracing index250VIEC 60112
High Arc Burning Index (HAI)PLC 1 UL 746
High voltage arc marking rate
HVTRPLC 1 UL 746
Hot wire ignition
HWIPLC 1 UL 746

FLAME CHARACTERISTICSNominal valueUnitTest method
Flame retardant level UL 94
0.80 mmHB UL 94
6.00 mmHB UL 94
Glowing wire flammability index
1.0 mm750IEC 60695-2-12

Supplementary informationNominal valueUnitTest method
Filler30%ASTM D229

MECHANICALNominal valueUnitTest method
Tensile modulus10000MPaASTM D638
Tensile modulus10000MPaISO 527-1-2
tensile strength
fracture140MPaASTM D638
fracture135MPaISO 527-2/5
yield135MPaISO 527-2/5
yield140MPaASTM D638
Tensile strain
fracture3.0%ASTM D638
fracture2.0%ISO 527-2/5
yield3.0%ASTM D638
yield2.0%ISO 527-2/5
Bending modulus8300MPaISO 178
50 mm span7900MPaASTM D790
bending strength ISO 178
Fracture, 50 mm span190MPaASTM D790
Yield, 50 mm span190MPaASTM D790
200MPaISO 178
210MPaISO 178
Fracture bending strain3.0%ISO 178
Rockwell hardness
R-level125 ISO 2039-2
Ball hardness
H358/30125MPaISO 2039-1

PHYSICALNominal valueUnitTest method
Density1.54g/cm³ASTM D792
Density1.54g/cm³ISO 1183
Melt Flow Rate
266℃,5.0kg50g/10minASTM D1238
Melt Volume Rate ISO 1133
250℃,2.16 kg12.0cm³/10minISO 1133
250℃,5 kg30.0cm³/10minISO 1133
265℃,5 kg40.0cm³/10minISO 1133
Shrinkage rate
TD0.50 to 1.0%Internal Method
MD0.30 to 0.70%Internal Method
Water absorption rate
Saturation, 23 ℃0.26%ISO 62
Equilibrium, 23 ℃, 50% RH0.060%ISO 62
Apparent viscosity of melt
260℃,1500 sec^-1150Pa·sISO 11443

Process Conditions
injectionNominal valueUnitTest method
Drying temperature110 to 120°C
Drying time2.0 to 4.0hr
Recommended maximum moisture content0.020%
Hopper temperature40 to 60°C
Barrel rear temperature230 to 245°C
Barrel middle temperature240 to 255°C
Barrel front temperature245 to 265°C
Nozzle temperature240 to 260°C
Processing (melt) temperature250 to 270°C
Mold temperature40 to 100°C

Notes
1. Typical properties: these are not to be construed as specifications.
2. Tensile Bar
3. 0.20 in/min
4. Type I, 0.20 in/min
5. 0.051 in/min
6. 0.079 in/min
7. Yield
8. Break
9. 2 mm/min
10. 80*10*4 sp=62mm
11. 80*10*4
12. 120*10*4 mm
13. 80*10*4 mm
14. Rate A (50°C/h), Loading 2 (50 N)
15. Rate B (120°C/h), Loading 2 (50 N)
16. Tungsten Electrode
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