High Temperature Fabrics

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Silicone Coated/Impregnated Fiberglass Fabrics

Description
Silicone Coated/Impregnated Fiberglass Fabrics excel in High Temp. Applications: Silicone adds abrasion resistance and waterproofing to the fabrics. These fabrics are good for making insulation jacketing. Max. continuous temp. to 500°F.
Style Wt. (oz/yd2) Width
1500SA-2 15.0 40″, 60″
1700SA-2L 16.5 40″, 60″
1700SA-2 17.0 40″, 60″
1750SA-2 17.5 40″, 60″
2000SA-2  20.0 40″, 60″
3000SA-2  34.0 40″, 60″
3700SA-2 37.0 40″, 60″

PTFE Coated/Laminated Fiberglass Fabrics

Description
PTFE-Coated fiberglass fabrics/films are very good high temp. chemical-resistant fabrics. PTFE is inert against most acids and bases.Other PTFE laminates and film are available upon request. Continuous Max Temp. 550-550°F.
Style Wt. (oz/yd2) Width
1400T 14.0 60″
1650T 16.5 60″
1800T 18.0 60″
3400T 34.0 60″
1300T-Lew 13.0 60″
1800T-Lew 18.0 60″

Texturized/Untexturized Fiberglass Fabrics

Description
Type E Grade Fiberglass makes an ideal, cost effective fabric for normal use to 1000°F. Bulk texturizing is very good to increase thickness for insulation applications. Vermiculite & HT Carmelizing available.
Style Wt. (oz/yd2) Width
300  8.5 40″, 60″
1800F 17.5 40″, 60″
2400F 24.0 40″, 60″
3000F 30.0 40″, 60″
3500F 35.0 40″, 60″
4000F 40.0 40″, 60″
6000F 60.0 40″, 60″

Lewco Silica Fabrics

Description High purity, non-respirable Silica yarn is used to make an excellent,cost effective fabric. Offered in two temperature tolerances, the LT-P offers 85% silica with a useful tensile strength up to 1500°F. Melt Point: 3000°F. HT-P offers 93-96% silica with a useful tensile strength up to 1800°F. Melt Point: 3000°F.
Style Wt. (oz/yd2) Width
1800LT-P 18.0 36″, 60″
3600LT-P 34.0 36″, 60″
1800HT-P 18.0 36″, 60″
3600HT-P 34.0 36″, 60″

Aluminized Fiberglass Fabrics

Description Alum. Foil and Film laminated to Fiberglass Fabric creates an excellent vapor barrier against moisture and radiant energy barrier in very hot conditions. Max. continuous temp. to 450°F.
Style Wt. (oz/yd2) Width
2025-9480 21.0 60″
4011-4ply 22.0 60″
     

Stainless Knitted Blanket Mesh & Foil

Description Blanket mesh should be a consideration in Removable /Reusable Insulation applications above 500°F. Blanket Mesh is a very flexible, circular knitted web made from a variety of grades of .008”-.011”, SS wire.
Style Wire Diam. Width
304SS 0.008″ 24″, 30″, 42″
  0.0095″ 24″, 30″, 42″
  0.011″ 24″, 30″, 42″
Inconel® 0.08″, 0.011″ 30″
Monel® 0.08″, 0.011″ 30″
304SS Foil 0.02″, 0.003″ 24″, 36″

Acoustical Barriers

Description Lewco’s acoustical noise barriers are flexible, tough, high density, vinyl films possessing high tensile & tear resistance.Those products must be positioned so to keep the temperature exposure below 180°F.
Style Wt. (oz/yd2) Thk.
227 0.5 lb./ft2 0.45″
341 0.75 lb./ft2 0.70″
454 1 lb./ft2 0.90″
681 1.5 lb./ft2 0.124″
Click here to view a PDF of our High Temperature Insulation product brochure.
Lewco also offers a full line of ANSI FM 4950 Approved fabrics. Click here to view a PDF of our list of FM Approved fabrics.