佳 盼 塑 胶
JIA PAN SU JIAO
/ Product details
/ classification
VALOX™ PBT 310 Resin
非增强型
聚对苯二甲酸丁酯
SABIC Innovative Plastics (Americas)
产品说明
Unreinforced, general purpose. Typical viscosity 5000-7000.
材料特点:通用级,粘度为5000-7000
定属记号:PBT
塑料牌号:PBT 310
材料物性
MECHANICAL |
Value |
Unit |
Standard |
Tensile Stress,yld,Type I,50 mm/min |
520 |
kgf/cm² |
ASTM D 638 |
Tensile Stress,brk,Type I,50 mm/min |
520 |
kgf/cm² |
ASTM D 638 |
Tensile Strain,brk,Type I,50 mm/min |
300 |
% |
ASTM D 638 |
Flexural Stress,yld,1.3 mm/min,50 mm span |
840 |
kgf/cm² |
ASTM D 790 |
Flexural Stress,brk,1.3 mm/min,50 mm span |
840 |
kgf/cm² |
ASTM D 790 |
Flexural Modulus,1.3 mm/min,50 mm span |
23900 |
kgf/cm² |
ASTM D 790 |
Hardness,Rockwell R |
117 |
- |
ASTM D 785 |
IMPACT |
Value |
Unit |
Standard |
Izod Impact,unnotched,23℃ |
163 |
cm-kgf/cm |
ASTM D 4812 |
Izod Impact,notched,23℃ |
5 |
cm-kgf/cm |
ASTM D 256 |
Gardner,23℃ |
414 |
cm-kgf |
ASTM D 3029 |
Modified Gardner,23℃ |
414 |
cm-kgf |
ASTM D 3029 |
THERMAL |
Value |
Unit |
Standard |
HDT,0.45 MPa,6.4 mm,unannealed |
154 |
℃ |
ASTM D 648 |
HDT,1.82 MPa,6.4 mm,unannealed |
54 |
℃ |
ASTM D 648 |
CTE,-40℃ to 40℃,flow |
8.1E-05 |
1/℃ |
ASTM E 831 |
CTE,60℃ to 138℃,flow |
1.39E-04 |
1/℃ |
ASTM E 831 |
Relative Temp Index,Elec |
120 |
℃ |
UL 746B |
Relative Temp Index,Mech w/impact |
120 |
℃ |
UL 746B |
Relative Temp Index,Mech w/o impact |
140 |
℃ |
UL 746B |
PHYSICAL |
Value |
Unit |
Standard |
Specific Gravity |
1.31 |
- |
ASTM D 792 |
Specific Volume |
0.76 |
cm³/g |
ASTM D 792 |
Water Absorption,24 hours |
0.08 |
% |
ASTM D 570 |
Mold Shrinkage,flow,0.75-2.3 mm(5) |
0.9-1.6 |
% |
SABIC Method |
Mold Shrinkage,flow,2.3-4.6 mm(5) |
1.5-2.3 |
% |
SABIC Method |
Mold Shrinkage,xflow,0.75-2.3 mm(5) |
1-1.7 |
% |
SABIC Method |
Mold Shrinkage,xflow,2.3-4.6 mm(5) |
1.6-2.4 |
% |
SABIC Method |
Melt Viscosity |
6000 |
poise |
SABIC Method |
ELECTRICAL |
Value |
Unit |
Standard |
Volume Resistivity |
>4.E+16 |
Ohm-cm |
ASTM D 257 |
Dielectric Strength,in air,1.6 mm |
23.2 |
kV/mm |
ASTM D 149 |
Dielectric Strength,in air,3.2 mm |
15.7 |
kV/mm |
ASTM D 149 |
Dielectric Strength,in oil,1.6 mm |
23.2 |
kV/mm |
ASTM D 149 |
Dielectric Strength,in oil,3.2 mm |
15.7 |
kV/mm |
ASTM D 149 |
Relative Permittivity,100 Hz |
3.3 |
- |
ASTM D 150 |
Relative Permittivity,1 MHz |
3.1 |
- |
ASTM D 150 |
Dissipation Factor,100 Hz |
0.002 |
- |
ASTM D 150 |
Dissipation Factor,1 MHz |
0.02 |
- |
ASTM D 150 |
Arc Resistance,Tungsten{PLC} |
5 |
PLC Code |
ASTM D 495 |
High Voltage Arc Track Rate{PLC} |
1 |
PLC Code |
UL 746A |
Comparative Tracking Index(UL){PLC} |
0 |
PLC Code |
UL 746A |
FLAME CHARACTERISTICS |
Value |
Unit |
Standard |
UL Recognized,94HB Flame Class Rating(3) |
1.47 |
mm |
UL 94 |
Injection Molding |
Value |
Unit |
|
Drying Temperature |
120 |
℃ |
|
Drying Time |
3-4 |
hrs |
|
Drying Time(Cumulative) |
12 |
hrs |
|
Maximum Moisture Content |
0.02 |
% |
|
Melt Temperature |
245-260 |
℃ |
|
Nozzle Temperature |
240-255 |
℃ |
|
Front-Zone 3 Temperature |
245-260 |
℃ |
|
Middle-Zone 2 Temperature |
240-255 |
℃ |
|
Rear-Zone 1 Temperature |
230-250 |
℃ |
|
Mold Temperature |
50-75 |
℃ |
|
Back Pressure |
0.3-0.7 |
MPa |
|
Screw Speed |
50-100 |
rpm |
|
Shot to Cylinder Size |
40-80 |
% |
|
Vent Depth |
0.013-0.025 |
mm |
PBT VALOX™ RESIN
Semi-crystalline polybutylene terephthalate, one of the most widely-used engineering materials, shows low moisture and thermal expansion and offers outstanding wear and friction properties. With good strength at high temperatures, it has good electrical properties and flame resistance.