About Us

ENSINGER Penn Fibre is the nation’s leading manufacturer of thin gauge, high performance, and engineering thermoplastics.

Our product line includes offerings of these materials in sheets, rolls/coils, strips, and punched products. ENSINGER Penn Fibre’s sales and administrative offices are located in Bensalem , PA and our modern manufacturing facility is located in Greenwood, DE.

Since 1937, Penn Fibre has expanded markets and created opportunities with the introduction of new materials and technologies.

Penn Fibre’s products are found globally, solving problems and adding value to our customers and their products. As a member of the Global ENSINGER Network of plastics companies, our efforts continue in the international markets.

Penn Fibre is widely known and respected in the stock shapes and fabrication markets as the largest manufacturer of thin gauge acetals, nylons, polyesters, and other engineering grade materials. Penn Fibre’s reputation for exacting product quality and rapid delivery has made us a leader in these markets for a generation. PennFibre is ISO 9001:2015 certified.

Penn Fibre is known as an innovative manufacturer that is always looking ahead of the markets and anticipating new trends in materials and applications. This has placed PennFibre at the forefront of several new market developments including the creation of a broad line of new high performance materials for thermoforming, chemical resistance, and Electric Static Control applications.

Even with all of these new developments at PennFibre, our dedication to quality in both our products and our service remains at the forefront of our offering.

All of Penn Fibre’s products are available in North America directly through ENSINGER Penn Fibre. International markets are served through the Global ENSINGER Network of plastics companies.

If you have a requirement for high performance thin gauge thermoplastics, Penn Fibre will be the vendor of choice for all of your applications.