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High Temperature Fiberglass Thread

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Quick Overview

Used for sewing high temperature fabrics. Balanced construction of very fine (BETA) continuous filament fiberglass yarns of "E" electrical composition.


The flexible high twist thread is coated with 14-18% PTFE (Teflon™) for improved sewability and increased abrasion resistance. Can be used safely at -350º to +550ºF. Melts at 620ºF.

Product Description

Used for sewing high temperature fabrics. Balanced construction of very fine (BETA) continuous filament fiberglass yarns of "E" electrical composition.


The flexible high twist thread is coated with 14-18% PTFE (Teflon™) for improved sewability and increased abrasion resistance. Can be used safely at -350º to +550ºF. Melts at 620ºF.

Additional Information

Product Identification

Standard Size: 144 (Approximately) Product Number Standard Size (Norm. Dia.) Yards/Pound (Approximate) Breaking Strength E18 .17 2,400 18.0 Standard Put-Up: Approx 1 Pound Tubes