Chemical Resistant Heat Stabilized PBT Material for Industrial Relay Sockets and Switches
Typical properties of Modified PBT
Test Item | Unit | ||
Chemical Properties | Intrinsic Viscosity | dl/g | 1.300±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 | 7-12 | |
Tensile Strength | Mpa | 50-60 | |
Elongation | % | ≥250 | |
Notched Impact Strength | J/m | ≥45 | |
Dielectric Strength | KV/mm | ≥20 |
Production Description
Specialty PBT material offers balanced mechanical properties, thermal dimensional stability, and optical clarity retention. UL-approved and environmentally compliant, it serves advanced lighting solutions, heat-conductive assemblies, and precision electrical applications.
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.