PC Teijin Jiaxing L‑1250Z100
Material Introduction: PC Teijin Jiaxing L‑1250Z100 is a medium‑viscosity general‑purpose polycarbonate resin containing mold‑release agent for good demolding performance. It features outstanding impact resistance, heat resistance, dimensional stability and electrical properties.
Main Applications
- Automotive Industry: Automotive interior and exterior trim parts.
- Electronic & Electrical Fields: Transparent covers or housings for electronic devices, electrical accessories and fittings.
- Medical Devices: Medical‑device housings, single‑use medical devices for its non‑toxicity and favorable mechanical strength.
- Consumer Goods & General‑Purpose Parts: Baby bottles, tableware, toys, models, LED lamp housings, mobile‑phone housings and other products.
- Lighting Equipment: Lamp housings.
- Industrial Parts: Camera bodies, tool housings, safety helmets, diving goggles, safety lenses and other components.
Physical Properties
| Property Item |
Test Condition / Standard |
Data |
Unit |
| Density |
ISO 1183 |
1.20 |
g/cm³ |
| Melt Volume‑flow Rate (MVR) |
300°C/1.2 kg, ISO 1133 |
8.00 |
cm³/10min |
| Molding Shrinkage (Flow Direction, 4.00 mm) |
‑ |
0.50‑0.70 |
% |
| Water Absorption |
23°C/24H, ISO 62 |
0.20 |
% |
| Tensile Modulus |
ISO 527‑2/1 |
2400 |
MPa |
| Tensile Stress (Yield) |
ISO 527‑2/50 |
61.0 |
MPa |
| Tensile Strain (Yield) |
ISO 527‑2/50 |
6.0 |
% |
| Flexural Modulus |
ISO 178 |
2350 |
MPa |
| Flexural Stress |
ISO 178 |
93.0 |
MPa |
| Charpy Notched Impact Strength |
23°C, ISO 179/1eA |
76 |
kJ/m² |
| Charpy Un‑notched Impact Strength |
23°C, ISO 179 |
No break |
‑ |
Thermal & Electrical Properties
| Property Item |
Test Condition / Standard |
Data |
Unit |
| HDT (1.8 MPa, unannealed) |
ISO 75‑2/A |
129 |
°C |
| HDT (0.45 MPa, unannealed) |
ISO 75‑2/B |
142 |
°C |
| Vicat Softening Temperature |
ISO 306/B50 |
149 |
°C |
| Linear Thermal Expansion Coefficient (Flow Direction) |
ISO 11359‑2 |
7.0E‑5 |
cm/cm/°C |
| Relative Permittivity |
100Hz, IEC 60250 |
3.10 |
‑ |
| Volume Resistivity |
IEC 60093 |
＞1.0E+15 |
Ω·cm |
| Dielectric Strength |
IEC 60243‑1 |
30 |
kV/mm |
| UL94 Flame Rating |
1.50 mm |
HB |
‑ |
| UL94 Flame Rating |
0.40 mm |
V‑2 |
‑ |
Optical Properties
| Property Item |
Test Condition / Standard |
Data |
Unit |
| Light Transmittance |
3000 μm, ASTM D1003 |
88.0 |
% |
| Refractive Index |
ASTM D542 |
1.585 |
‑ |
Injection Molding Processing Parameters
| Processing Stage |
Parameter Item |
Suggested Range / Operation Notes |
Unit / Remarks |
| Pre‑drying |
Drying Temperature |
120 or 115‑120 |
°C |
| |
Drying Time |
10‑16 hours |
h |
| |
Allowable Moisture Content |
＜0.03% or 0.02% |
Critical requirement |
| Injection Temperature |
Rear Barrel Temperature |
200‑220 or 230 |
°C (adjust according to equipment and product structure) |
| |
Middle Barrel Temperature |
250‑280 or 250 |
°C |
| |
Front Barrel Temperature |
260‑290 or 270 |
°C |
| |
Nozzle Temperature |
5‑10°C lower than front‑barrel temperature |
°C |
| |
Melt Temperature |
Approx.220‑230°C (nozzle‑head reference) |
°C (adjust according to equipment and product) |
| |
Mold Temperature |
Approx.100 |
°C (higher mold temperature reduces internal stress and improves filling & surface appearance) |
| Injection Settings |
Injection Pressure |
60‑100 or 40‑120 |
MPa (or approx.850‑1400 kg/cm², max.2400 kg/cm²) |
| |
Back Pressure |
‑ |
MPa |
| |
Screw Speed |
40‑70 |
rpm |
Disclaimer: All above data is for reference only.
