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Lanmar #66-30/1 PTFE Coated Fiberglass Fabric (0.030”) is a high-porosity PTFE open-mesh fabric designed for maximum airflow and gas permeability in demanding drying, filtration, and cure applications. The thick PTFE coating over woven fiberglass ensures excellent non-stick release, durability, and continuous high-temperature performance from -400°F to +600°F. 

This porous material excels in applications requiring efficient liquid vaporization, air circulation through materials, and process consistency under thermal cycling and aggressive industrial conditions. 

Common Applications

  • Composite curing and exhaust ventilation

  • Drying and outgassing conveyors

  • High-throughput air filters

  • Porous release sheets for heated presses

  • Advanced drying and bake ovens

Lanmar #66-30/1 PTFE Coated Fiberglass Fabric is available in a variety of widths and can be custom-fabricated to meet unique industrial equipment or process challenges.

Unit of Measure

Specifications

Grade

N/A Porous

Thickness

N/A .030 "

Coating Weight

N/A 12.8 oz/yd²

Standard Widths

N/A 37.5 "

Break Strength Warp x Fill

N/A 225x125 lb/in

Temperature

N/A -400 to +600 ºF

Fabric Color

N/A Natural-Brown