Celazole® (PBI – Polybenzimidazole)
Celazole® PBI is an ultra-high-performance thermoplastic offering the highest heat resistance of any melt-processable polymer. It delivers exceptional mechanical strength, wear resistance, and dimensional stability at extreme temperatures.
Key Performance Characteristics
Exceptional high-temperature performance
High compressive strength
Excellent wear and creep resistance
Chemical resistance
Dimensional stability under load
Typical Components Made with Celazole®
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Bushings
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Insulators
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Dies
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Wear Rings
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Sprue Bushings
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Spools
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Valve Seats
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Poppets
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Thrust Washers
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Wear Pads
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Nests
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Test Fixtures
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Connectors
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Fittings
Industry Applications & Why Celazole® Works
Aerospace & Defense
Extreme aerospace environments require materials with exceptional thermal performance.
Celazole® is used in high-load and high-temperature components where strength retention is critical.
Space Systems
Space missions expose components to extreme thermal stress.
Celazole® supports structural and wear components where temperature resistance ensures reliability.
Semiconductor Capital Equipment
High-temperature semiconductor processes require robust materials.
Celazole® is used in components exposed to heat and mechanical stress within advanced manufacturing tools.
Medical & Life Sciences
High-load medical applications require materials that maintain strength at extreme temperatures.
Celazole® is used in wear components, structural parts, and precision elements where thermal stability and mechanical performance are critical. Its ability to retain strength under heat and load supports demanding medical and diagnostic equipment applications.
Downloads — Technical Resources
Download detailed PDF datasheets for each Celazole® formulation:
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