1.pbt
2.Polybutylene terephthalate
3.non-flame retardant
4.auto-lighting:Mobility
5.easy release and easy processing
Properties | Test Item ASTM | Unit | PBT RR | |||||
G30 | G25 | G20 | G15 | G10 | G0 | |||
Density | D792 | g/cm3 | 1.62 | 1.60 | 1.55 | 1.52 | 1.50 | 1.48 |
Water absorption (23 50%RH) | D570
| %
| 0.06
| 0.06
| 0.08
| 0.08
| 0.08
| 0.1
|
Mold Shrinkage
| D955
| %
| 0.4-0.9
| 0.4-1.1
| 0.6-1.2
| 0.8-1.4
| 1.0-1.6
| 1.8
|
Tensile strength | D638 | Mpa | 120 | 110 | 95 | 85 | 80 | 50 |
Strain at break | D638 | % | 2 | 3 | 3 | 4 | 4 | 14 |
Flexural strength | D790 | Mpa | 185 | 170 | 150 | 140 | 130 | 100 |
Flexural modulus | D790 | Mpa | 9000 | 8500 | 8000 | 7000 | 6000 | 3500 |
Izod impact strength Notched Un-notched |
D256 D256 |
J/m J/m |
75 500 |
65 450 |
60 400 |
50 350 |
40 300 |
30 200 |
Heat deflection temperature At 1.82 Mpa At 0.46 Mpa
|
D648 D648
|
|
203 /
|
200 /
|
198 /
|
195 /
|
185 /
|
/ 160
|
Flammability (0.8 mm) | UL94/IEC60695 |
| V-0 | V-0 | V-0 | V-0 | V-0 | V-0 |
Dielectric strength | D149 | KV/mm | 21 | 21 | 20 | 20 | 19 | 19 |
Volume resistivity(1016 ) | D257 | Ω-cm | 0.4 | 0.5 | 0.6 | 0.7 | 0.8 | 0.9 |
Dielectric constant (1016 HZ) | D150 | --- | 3.6 | 3.6 | 3.5 | 3.5 | 3.4 | 3.3 |
Dielectric factor (1016 HZ)
| D150 | --- | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 |
Remark |
|
| 30%GF | 25%GF | 20%GF | 15%GF | 10%GF | No GF |
