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PBT

Arnite®

Arnite PET, polyethylene terephthalate, and Arnite PBT, polybutylene terephthalate, and blends are high-performance material solutions that combine high strength and rigidity with excellent processing characteristics.

Arnite® PBT — high-performance engineering plastics that combine high strength and rigidity with excellent processing characteristics

With excellent flow and mechanical properties, plus excellent processing characteristics, Arnite PET & PBT are applicable in high precision components for a broad range of automotive, electrical and electronic, consumer goods, food packaging applications and more. Both polyethylene terephthalate and polybutylene terephthalate are hydrolysis resistant—they are dried prior to injection molding. Yet, PET requires an even lower moisture content than PBT. Arnite has exceptional dimensional stability and high strength and stiffness at ambient conditions because of low moisture absorption.

In the automotive industry, many applications are located in high humidity and heat environments.  Thus, hydrolysis and heat resistance is very important. For applications such as connectors, sensors and control devices, manufacturers need materials they can rely upon to resist hydrolysis in these demanding environments, and you can look to the HR-PBT portfolio of material solutions to deliver exceptional hydrolysis resistance.

By avoiding possible corrosion problems with metallic contacts, Arnite PBT achieves excellent high-temperature performance without the need for heat stabilizers. Plus, it’s very low moisture absorption ensures high dimensional stability for safe and reliable parts.

In addition to excellent mechanical properties, Arnite PET & PBT deliver a cost-effective material with swift processing times and global security of supply. Arnite HR-PBT portfolio addresses even more stringent testing validations as the trend towards electric-powered and autonomous road vehicles increases.

Arnite® portfolio highlights

Arnite®–A for housing applications

Arnite polyethylene terephthalate (PET) is an excellent choice for a wide range of housing applications, including actuators and power steering enclosures.

Arnite®–A for brake booster valves

Arnite polyethylene terephthalate (PET) has been trusted for more than 20 years in brake booster valve applications. 

Arnite®–T for electrical applications

Arnite T is the material of choice for plug in connectors, bobbins and circuit breakers.

Arnite®–T for automotive E&E

Arnite polybutylene terephthalate (PBT) maintains excellent dimensional stability combined with low outgassing that is key for automotive lighting applications.

Arnite®–T for laser welding

Arnite polybutylene terephthalate (PBT) maintains excellent dimensional stability combined with low outgassing that is key for automotive lighting applications.

laser transmission welding PBT

PBT-Compounds for laser transmission welding

In addition to large-scale applications in the E/E, IT and consumer goods industries, Envalior is targeting trends such as e-mobility, 5G mobile communications and the digitalization of everyday life in particular. Potential uses include intricate housings for adaptive cruise control systems, battery control units for electric vehicles, GPS systems, cameras, air-conditioning systems and 5G antennas.

Properties

Featured applications

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Automotive wire-to-wire / wire-to-board connectors

Automotive | Auto Electronics & Electricals | E-Components

Reliable; Cost effective; High temperature resistance; High mechanical properties; Electrical insulation properties; Flowability enables thin wall des...

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E-Boxes

Automotive | Auto Electronics & Electricals | E-Components

Stanyl® PA46 also used in connectors, e-motor parts, bobbins, sensors, fuse boxes.