佳 盼 塑 胶
JIA PAN SU JIAO
/ Product details
/ classification
PBT 451E Resin 含20%GR,易流动
VALOX™ PBT 451E Resin
20%GR
聚对苯二甲酸丁酯
SABIC Innovative Plastics (Americas)
产品说明
20% GR. Easy flow version of VALOX 451.
增强填料：含20%GR
材料特点：易流动
定属记号：PBT
塑料牌号：PBT 451E
材料物性
|
MECHANICAL |
Value |
Unit |
Standard |
|
Tensile Stress,brk,Type I,5 mm/min |
980 |
kgf/cm² |
ASTM D 638 |
|
Flexural Stress,brk,1.3 mm/min,50 mm span |
1540 |
kgf/cm² |
ASTM D 790 |
|
Flexural Modulus,1.3 mm/min,50 mm span |
56200 |
kgf/cm² |
ASTM D 790 |
|
IMPACT |
Value |
Unit |
Standard |
|
Izod Impact,notched,23℃ |
4 |
cm-kgf/cm |
ASTM D 256 |
|
THERMAL |
Value |
Unit |
Standard |
|
HDT,0.45 MPa,6.4 mm,unannealed |
212 |
℃ |
ASTM D 648 |
|
HDT,1.82 MPa,6.4 mm,unannealed |
196 |
℃ |
ASTM D 648 |
|
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 |
1.53 |
- |
ASTM D 792 |
|
Specific Volume |
0.65 |
cm³/g |
ASTM D 792 |
|
Mold Shrinkage,flow,1.5-3.2 mm(5) |
0.4-0.6 |
% |
SABIC Method |
|
Mold Shrinkage,flow,3.2-4.6 mm(5) |
0.6-0.9 |
% |
SABIC Method |
|
Mold Shrinkage,xflow,1.5-3.2 mm(5) |
0.4-0.8 |
% |
SABIC Method |
|
Mold Shrinkage,xflow,3.2-4.6 mm(5) |
0.8-1.1 |
% |
SABIC Method |
|
ELECTRICAL |
Value |
Unit |
Standard |
|
Arc Resistance,Tungsten{PLC} |
7 |
PLC Code |
ASTM D 495 |
|
Hot Wire Ignition{PLC) |
3 |
PLC Code |
UL 746A |
|
High Voltage Arc Track Rate{PLC} |
4 |
PLC Code |
UL 746A |
|
High Ampere Arc Ign,surface{PLC} |
0 |
PLC Code |
UL 746A |
|
Comparative Tracking Index(UL){PLC} |
3 |
PLC Code |
UL 746A |
|
FLAME CHARACTERISTICS |
Value |
Unit |
Standard |
|
UL Recognized,94V-0 Flame Class Rating(3) |
0.71 |
mm |
UL 94 |
|
UL Recognized,94-5VA Rating(3) |
2.99 |
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 |
250-265 |
℃ |
|
|
Nozzle Temperature |
245-260 |
℃ |
|
|
Front-Zone 3 Temperature |
250-265 |
℃ |
|
|
Middle-Zone 2 Temperature |
245-260 |
℃ |
|
|
Rear-Zone 1 Temperature |
240-255 |
℃ |
|
|
Mold Temperature |
65-90 |
℃ |
|
|
Back Pressure |
0.3-0.7 |
MPa |
|
|
Screw Speed |
50-80 |
rpm |
|
|
Shot to Cylinder Size |
40-80 |
% |
|
|
Vent Depth |
0.025-0.038 |
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.
