Fiber Materials / Alfa Chemistry
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Polybenzimidazole fiber

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Catalog ACMA00031605
Description PBI (Polybenzimidazole fiber) is a manufactured fiber in which the fiber forming substance is a long chain aromatic polymer having recurrent imadazole groups as an intricate part of the polymer chain.
Melting Point Does not burn
Application PBI has high moisture regain, low modulus, and comfort properties similar to cotton. These properties and those below make PBI, and blends of PBI, very useful in safety and protective applications.
Elongation 0.27
Feature High chemical resistant
Will not burn in air
No melting point and will not drip
Maintain properties when exposed to extreme heat
Material Polybenzimidazole
Moisture Regain 0.15
Specific Gravity 1.4 g/cc
Stability In flame: Non-flammable
After flame: Non-flammable
Chemical resistance: Good chemical resistance
Tenacity 2.7 g/denier
Type PBI Fiber

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