Anti-Yellowing PBT Glass-Filled Granules: UV-Resistant LED Enclosures and Consumer Electronics Molding
Typical properties of Modified PBT
| Test Item |
Unit |
|
|
Chemical
Properties
|
Intrinsic Viscosity |
dl/g |
1.200±0.030 |
| Carboxyl End Groups |
mol/t |
≤27 |
| Melting Point |
°C |
≥225 |
| Value L |
- |
≥90 |
| Value b |
- |
≤6.5 |
|
Physical
Properties
|
Density |
g/cm3 |
1.30-1.32 |
| Melt Flow Vate |
g/10min |
9-14 |
| Tensile Strength |
Mpa |
50-60 |
| Elongation |
% |
≥250 |
| Notched Impact Strength |
J/m |
≥45 |
| Dielectric Strength |
KV/mm |
≥20 |
Production Description
Technical-grade PBT polymer provides excellent impact resistance, dimensional accuracy, and UV protection. Certified under RoHS/REACH directives with UL recognition, it's ideal for lighting infrastructure, heat management solutions, and electromechanical component fabrication.
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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