VALOX™ 420HP resin

About
30% Glass filled PBT resin, FDA Food Contact compliant in limited colors. Effective March 2008 this grade will no longer be supported with biocompatibility information. Alternative grade VALOX HX420HP.&&

Product Description
SupplierSABIC
Genericpolybutylene terephthalate
Material StatusCommercial: Active
FeaturesFood contact compliance
AvailabilitysNorth America,Europe
Process MethodsInjection Molding

Technical Data
PHYSICALNominal valueUnitTest method
Density1.53g/cm³ASTM D792
Specific volume0.650cm³/gASTM D792
Density1.53g/cm³ISO 1183
Melt Flow Rate
250℃,2.16kg17g/10minASTM D1238
Melt Volume Rate
250℃,2.16 kg13.0cm³/10minISO 1133
Shrinkage rate Internal Method
MD0.50 to 0.80%Internal Method
MD0.30 to 0.50%Internal Method
MD0.30 to 0.70%Internal Method
MD:3.2 mm0.30 to 0.80%Internal Method
Water absorption rate
Saturation, 23 ℃0.26%ISO 62
Equilibrium, 23 ℃, 50% RH0.080%ISO 62
24hr0.060%ASTM D570

IMPACTNominal valueUnitTest method
Charpy Notched Impact Strength ISO 179/1eA
-30℃5.0kJ/m²ISO 179/1eA
23℃5.0kJ/m²ISO 179/1eA
Charpy Unnotch Impact strength ISO 179/1eU
-30℃45kJ/m²ISO 179/1eU
23℃45kJ/m²ISO 179/1eU
Impact strength of cantilever beam notch ASTM D256
23℃800J/mASTM D4812
-30℃80J/mASTM D256
23℃85J/mASTM D256
Impact strength of cantilever beam notch ISO 180/1A
-30℃7.0kJ/m²ISO 180-1A
23℃8.0kJ/m²ISO 180-1A
Notched impact strength of cantilever beam ISO 180/1U
-30℃45kJ/m²ISO 180/1U
23℃45kJ/m²ISO 180/1U
Dart impact equipped with measuring instruments
23℃,Total Energy8.00JASTM D3763

THERMALNominal valueUnitTest method
Hot deformation temperature ASTM D648
1.8 MPa, unannealed, 64 mm span204ISO 75-2/Af
1.8 MPa, unannealed, 3.2 mm203ASTM D648
0.45 MPa, unannealed, 64 mm span217ISO 75-2/Bf
0.45 MPa, unannealed, 3.2 mm220ASTM D648
0.45 MPa, unannealed, 6.4 mm216ASTM D648
Vicat Softening Temp215ASTM D1525 14
Vicat Softening Temp 
A50223ISO 306/A50
B50215ISO 306
B120215ISO 306/B120
Linear coefficient of thermal expansion
TD:-40~40℃1.2E-41/℃ASTM E831
TD:-40~40℃1.2E-41/℃ISO 11359-2
MD:-40~40℃2.5E-51/℃ASTM E831
MD:-40~40℃2.5E-51/℃ISO 11359-2

Electrical performanceNominal valueUnitTest method
Volume resistivity> 3.2E+16ohms·cmASTM D257
Dielectric strength ASTM D149
1.6 mm in oil25kV/mmASTM D149
3.2 mm in air19kV/mmASTM D149
Dielectric constant ASTM D150
100 Hz3.80 ASTM D150
1 MHz3.70 ASTM D150
Dissipation factor ASTM D150
100 Hz2.0E-3 ASTM D150
1 MHz0.020 ASTM D150

Supplementary informationNominal valueUnitTest method
Filler30%ASTM D229

MECHANICALNominal valueUnitTest method
Tensile modulus9300MPaASTM D638
Tensile modulus9300MPaISO 527-1-2
tensile strength
fracture125MPaISO 527-2/5
fracture120MPaASTM D638
yield125MPaISO 527-2/5
yield120MPaASTM D638
Tensile strain
fracture2.0%ISO 527-2/5
fracture3.0%ASTM D638
yield3.0%ASTM D638
yield2.0%ISO 527-2/5
Bending modulus8500MPaISO 178
50 mm span7580MPaASTM D790
bending strength195MPaISO 178
bending strength
Fracture, 50 mm span189MPaASTM D790
Rockwell hardness
R-level118 ASTM D785

Special valueNominal valueUnitTest method
TD0.60 to 0.90%Internal Method
TD0.40 to 0.60%Internal Method
TD0.50 to 1.0%Internal Method
TD:3.2 mm0.50 to 1.0%Internal Method

Process Conditions
injectionNominal valueUnitTest method
Drying temperature121°C
Drying time3.0 to 4.0hr
Drying time, maximum12hr
Recommended maximum moisture content0.020%
Recommended injection volume40 to 80%
Barrel rear temperature238 to 254°C
Barrel middle temperature243 to 260°C
Barrel front temperature249 to 266°C
Nozzle temperature243 to 260°C
Processing (melt) temperature249 to 266°C
Mold temperature66 to 88°C
Back pressure0.345 to 0.689MPa
Screw speed50 to 80rpm
Vent depth0.025 to 0.038mm

Notes
1. Typical properties: these are not to be construed as specifications.
2. 3.2 to 4.6 mm
3. 1.5 to 3.2 mm
4. Tensile Bar
5. 3.2-4.6 mm
6. 0,20 in/min
7. Type I, 0,20 in/min
8. 0,051 in/min
9. 0,079 in/min
10. Yield
11. 80*10*4 sp=62mm
12. 80*10*4
13. 80*10*4 mm
14. Rate B (120°C/h), Loading 2 (50 N)
【 Disclaimer 】
Guangzhou Soliao Information Technology Co., Ltd. reserves all rights. The information in this data table was obtained from the manufacturer of the material on soliao.com. Soliao.com makes every effort to ensure the accuracy of this data. However, the search company does not assume any responsibility for the uncertainty and consequences caused to users by these data values and suggestions, and strongly recommends verifying the data values with the material supplier before the final selection of materials.