High-Flow PBT-GF20 Engineering Plastic: Thermal Stability for LED Reflectors & Complex Injection Molded Parts
Typical properties of Modified PBT
| Test Item |
Unit |
|
|
Chemical
Properties
|
Intrinsic Viscosity |
dl/g |
0.820±0.015 |
| Carboxyl End Groups |
mol/t |
≤30 |
| Melting Point |
°C |
≥225 |
| Value L |
- |
≥88 |
| Value b |
- |
≤5.5 |
|
Physical
Properties
|
Density |
g/cm3 |
1.30-1.32 |
| Melt Flow Vate |
g/10min |
60-65 |
| Tensile Strength |
Mpa |
50-60 |
| Elongation |
% |
≥100 |
| Notched Impact Strength |
J/m |
≥40 |
| Dielectric Strength |
KV/mm |
≥20 |
Production Description
High-performance PBT blend demonstrates exceptional structural durability, precision molding capabilities, and color retention. Meeting stringent RoHS/REACH requirements with UL certification, it's utilized in lighting systems, electrical coil supports, and appliance structural designs.
The application fields are similar to thermal conductive PA, and it is mainly used in large-sized lighting fixtures with high toughness requirements
Company Profile
HMT International is a leading global manufacturer and exporter specializing in modified plastics, operating under the brand Chongyuan. Established with a commitment to innovation and sustainability, we engineer high-performance thermoplastic compounds tailored to meet the evolving demands of industries worldwide.
Certified to ISO 9001, ISO 14001, and compliant with RoHS/REACH standards, we align our operations with global sustainability goals while delivering exceptional technical support and supply chain reliability.
3,000+ customized formulations.
500,000+ MT annual production capacity.
25+ years of polymer expertise.
ISO 9001 & ISO 14001 certified facilities.
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