佳 盼 塑 胶
JIA PAN SU JIAO
/ Product details
/ classification
PBT K3501 Resin 抗水解,热稳定,抗冲击
VALOX™ PBT K3501 Resin
未填充PBT
聚对苯二甲酸丁酯
SABIC Innovative Plastics (Europe-Africa-Middle East)
产品说明
Unfilled PBT, Hydrollytically Stable, Heat Stabilized, Impact Modified. A hydrollytically stable grade designed for improved performance under heat/humidity environments. Targeted at automotive underhood applications requiring USCAR-2 Class III humidity/heat performance.
材料特点：抗水解稳定,热稳定,冲击改性
材料用途：专为具有挑战性的热/湿度环境下开发应用,如汽车发动机舱
定属记号：PBT
塑料牌号：PBT K3501
加工方法：注射成型
材料物性
|
MECHANICAL |
Value |
Unit |
Standard |
|
Tensile Stress,yld,Type I,50 mm/min |
500 |
kgf/cm² |
ASTM D 638 |
|
Tensile Stress,brk,Type I,50 mm/min |
250 |
kgf/cm² |
ASTM D 638 |
|
Tensile Strain,yld,Type I,50 mm/min |
3.5 |
% |
ASTM D 638 |
|
Tensile Strain,brk,Type I,50 mm/min |
50 |
% |
ASTM D 638 |
|
Tensile Modulus,50 mm/min |
24400 |
kgf/cm² |
ASTM D 638 |
|
Flexural Stress,yld,1.3 mm/min,50 mm span |
710 |
kgf/cm² |
ASTM D 790 |
|
Flexural Modulus,1.3 mm/min,50 mm span |
21400 |
kgf/cm² |
ASTM D 790 |
|
Tensile Stress,yield,50 mm/min |
50 |
MPa |
ISO 527 |
|
Tensile Strain,yield,50 mm/min |
3.5 |
% |
ISO 527 |
|
Tensile Strain,break,50 mm/min |
40 |
% |
ISO 527 |
|
Tensile Modulus,1 mm/min |
2100 |
MPa |
ISO 527 |
|
Flexural Stress,yield,2 mm/min |
70 |
MPa |
ISO 178 |
|
Flexural Modulus,2 mm/min |
2000 |
MPa |
ISO 178 |
|
IMPACT |
Value |
Unit |
Standard |
|
Izod Impact,unnotched,-30℃ |
NB |
cm-kgf/cm |
ASTM D 4812 |
|
Izod Impact,notched,23℃ |
9 |
cm-kgf/cm |
ASTM D 256 |
|
Izod Impact,notched,0℃ |
8 |
cm-kgf/cm |
ASTM D 256 |
|
Izod Impact,notched,-20℃ |
7 |
cm-kgf/cm |
ASTM D 256 |
|
Izod Impact,unnotched 80*10*4 -30℃ |
NB |
kJ/m² |
ISO 180/1U |
|
Izod Impact,notched 80*10*4 +23℃ |
8 |
kJ/m² |
ISO 180/1A |
|
THERMAL |
Value |
Unit |
Standard |
|
HDT,1.82 MPa,3.2mm,unannealed |
45 |
℃ |
ASTM D 648 |
|
CTE,-40℃ to 40℃,flow |
9.1E-05 |
1/℃ |
ISO 11359-2 |
|
CTE,-40℃ to 40℃,xflow |
9.7E-05 |
1/℃ |
ISO 11359-2 |
|
Ball Pressure Test,75℃ +/- 2℃ |
NA |
- |
IEC 60695-10-2 |
|
Vicat Softening Temp,Rate B/120 |
165 |
℃ |
ISO 306 |
|
HDT/Af,1.8 MPa Flatw 80*10*4 sp=64mm |
45 |
℃ |
ISO 75/Af |
|
PHYSICAL |
Value |
Unit |
Standard |
|
Density |
1.29 |
g/cm³ |
ISO 1183 |
|
Water Absorption,(23℃/sat) |
0.34 |
% |
ISO 62 |
|
Moisture Absorption(23℃/50% RH) |
0.08 |
% |
ISO 62 |
|
Melt Volume Rate,MVR at 250℃/2.16 kg |
26 |
cm³/10 min |
ISO 1133 |
|
Injection Molding |
Value |
Unit |
|
|
Drying Temperature |
60-75 |
℃ |
|
|
Drying Time |
4-5 |
hrs |
|
|
Drying Time(Cumulative) |
8 |
hrs |
|
|
Maximum Moisture Content |
0.05 |
% |
|
|
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.
