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Zetex Texturized Fiberglass Fabrics Provide Excellent Thermal Insulation

Zetex® texturized high temperature fabrics are woven from continuous filament fiberglass yarns that have been treated by Newtex's proprietary texturization process. The texturization process is key because it gives the high temperature fabrics superior insulation capabilities, making it an excellent choice for applications requiring thermal insulation or protection from heat and fire. In order to guarantee the highest quality, Zetex® texturized high temperature fabrics are woven in the USA at Newtex’s headquarters in Victor, NY.

These heat resistant fabrics withstand continuous operating temperatures up to 1000°F / 540°C and peak temperatures up to 1300°F / 700°C.

Zetex® texturized fiberglass cloth is available in a range of weights and constructions and with a variety of coatings. Options include:

  • Premium grade Zetex® fabrics woven from 6-micron continuous filament yarn for superior strength and abrasion resistance. Style numbers for premium grade fabrics begin with A. For example, Zetex A-600 or Zetex A-802.
  • Industrial grade Zetex® fabrics woven with 9-micron yarn to provide economical yet highly effective thermal insulation. Style numbers for industrial grade fabrics begin with C. For example, Zetex C-600 or Zetex C-1000.
  • Color dyed Zetex® fabrics are often used for aesthetic or identification purposes. Color options include black, yellow, red, blue, green, orange, and salmon.
  • Treated Zetex® fabrics can simplify cutting and sewing, reduce airborne fibers, or improve resistance to moisture. Treatment options include lightweight acrylic treatments (known as Regular Treatment or Fabrication treatment), Oil and water resistant treatment, and Heat Cleaning.

The following styles of Zetex® fabric are UL approved and meet the NFPA 701 certification: Zetex A-300, Zetex A-600, Zetex A-800, Zetex A-1100, Zetex A-1200, Zetex A-1350, Zetex A-2200, and Zetex A-3400. Some of the Zetex®  Steel™ wire fabrics and Z-Fil™ Fiberglass Cloths are also NFPA 701 certified.

Common Applications

  • Safety gloves and high temperature personal protective equipment
  • Welding blankets and equipment protection
  • Lagging
  • Welding stress relief
  • Removable insulation pads

Related Downloads

Product Image for Item #1100011

Zetex A-800 60”

  • Item: 1100011
  • Weight: 24.00 oz/sq yd814 g/sq m
  • Thickness: 55 mils1.40 mm
  • Length: 50.00 yards45.72 m
  • Style: A-800
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 8
Product Image for Item #1100009

Zetex A-600 60” HC

  • Item: 1100009
  • Weight: 17.70 oz/sq yd600 g/sq m
  • Thickness: 33 mils0.84 mm
  • Length: 50.00 yards45.72 m
  • Style: A-600
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 14
Product Image for Item #1100002

Zetex A-300 60” HC

  • Item: 1100002
  • Weight: 8.50 oz/sq yd288 g/sq m
  • Thickness: 20 mils0.51 mm
  • Length: 50.00 yards45.72 m
  • Style: A-300
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 19 x 14
Product Image for Item #1100097

Zetex A-1201 60” RT

  • Item: 1100097
  • Weight: 35.00 oz/sq yd1187 g/sq m
  • Thickness: 70 mils1.77 mm
  • Length: 50.00 yards45.72 m
  • Style: A-1201
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 10 x 8
Product Image for Item #1100020

Zetex A-1201 60”

  • Item: 1100020
  • Weight: 35.00 oz/sq yd1187 g/sq m
  • Thickness: 80 mils2.03 mm
  • Length: 50.00 yards45.72 m
  • Style: A-1201
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 10 x 8
Product Image for Item #1100019

Zetex A-1200 60”

  • Item: 1100019
  • Weight: 35.00 oz/sq yd1187 g/sq m
  • Thickness: 80 mils2.03 mm
  • Length: 50.00 yards45.72 m
  • Style: A-1200
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 7
Product Image for Item #1100334

Zetex A-802 60” Intumescent (1 side)

  • Item: 1100334
  • Weight: 30.00 oz/sq yd1017 g/sq m
  • Thickness: 44 mils1.12 mm
  • Length: 50.00 yards45.72 m
  • Style: A-802
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20x14
Product Image for Item #1100037

Zetex C-800 40”

  • Item: 1100037
  • Weight: 24.00 oz/sq yd814 g/sq m
  • Thickness: 50 mils1.27 mm
  • Length: 50.00 yards45.72 m
  • Style: C-800
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 8
Product Image for Item #1100192

Zetex C-800 60” Orange

  • Item: 1100192
  • Weight: 23.00 oz/sq yd780 g/sq m
  • Thickness: 48 mils1.22 mm
  • Length: 50.00 yards45.72 m
  • Style: C-800
  • Width: 60.00 in152.40 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 8
Product Image for Item #1100115

Zetex C-800 40” Orange

  • Item: 1100115
  • Weight: 23.00 oz/sq yd780 g/sq m
  • Thickness: 48 mils1.22 mm
  • Length: 50.00 yards45.72 m
  • Style: C-800
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 8
Product Image for Item #1100040

Zetex C-800 60” HC

  • Item: 1100040
  • Weight: 24.00 oz/sq yd814 g/sq m
  • Thickness: 50 mils1.27 mm
  • Length: 50.00 yards45.72 m
  • Style: C-800
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 8
Product Image for Item #1100039

Zetex C-800 60”

  • Item: 1100039
  • Weight: 24.00 oz/sq yd814 g/sq m
  • Thickness: 50 mils1.27 mm
  • Length: 50.00 yards45.72 m
  • Style: C-800
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 8
Product Image for Item #1100038

Zetex C-800 40” HC

  • Item: 1100038
  • Weight: 24.00 oz/sq yd814 g/sq m
  • Thickness: 50 mils1.27 mm
  • Length: 50.00 yards45.72 m
  • Style: C-800
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 8
Product Image for Item #1100032

Zetex C-600 60” HC

  • Item: 1100032
  • Weight: 17.70 oz/sq yd600 g/sq m
  • Thickness: 35 mils0.89 mm
  • Length: 50.00 yards45.72 m
  • Style: C-600
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 14
Product Image for Item #1100031

Zetex C-600 60”

  • Item: 1100031
  • Weight: 17.70 oz/sq yd600 g/sq m
  • Thickness: 35 mils0.89 mm
  • Length: 50.00 yards45.72 m
  • Style: C-600
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 14
Product Image for Item #1100244

Zetex C-1350 40” RT

  • Item: 1100244
  • Weight: 40.00 oz/sq yd1356 g/sq m
  • Thickness: 72 mils1.83 mm
  • Length: 50.00 yards45.72 m
  • Style: C-1350
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 8
Product Image for Item #1100047

Zetex C-1350 40”

  • Item: 1100047
  • Weight: 40.00 oz/sq yd1356 g/sq m
  • Thickness: 80 mils2.03 mm
  • Length: 50.00 yards45.72 m
  • Style: C-1350
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 8
Product Image for Item #1100044

Zetex C-1200 40” HC

  • Item: 1100044
  • Weight: 35.00 oz/sq yd1187 g/sq m
  • Thickness: 75 mils1.90 mm
  • Length: 50.00 yards45.72 m
  • Style: C-1200
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 7
Product Image for Item #1100043

Zetex C-1200 40”

  • Item: 1100043
  • Weight: 35.00 oz/sq yd1187 g/sq m
  • Thickness: 75 mils1.90 mm
  • Length: 50.00 yards45.72 m
  • Style: C-1200
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 7
Product Image for Item #1100042

Zetex C-1000 60”

  • Item: 1100042
  • Weight: 30.00 oz/sq yd1017 g/sq m
  • Thickness: 65 mils1.65 mm
  • Length: 50.00 yards45.72 m
  • Style: C-1000
  • Width: 60.00 in152.40 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 7
Product Image for Item #1100041

Zetex C-1000 40”

  • Item: 1100041
  • Weight: 30.00 oz/sq yd1017 g/sq m
  • Thickness: 65 mils1.65 mm
  • Length: 50.00 yards45.72 m
  • Style: C-1000
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 7
Product Image for Item #1100292

Zetex A-802 60”

  • Item: 1100292
  • Weight: 24.00 oz/sq yd814 g/sq m
  • Thickness: 42 mils1.07 mm
  • Length: 50.00 yards45.72 m
  • Style: A-802
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 14
Product Image for Item #1100284

Zetex A-801 60”

  • Item: 1100284
  • Weight: 24.00 oz/sq yd814 g/sq m
  • Thickness: 60 mils1.52 mm
  • Length: 50.00 yards45.72 m
  • Style: A-801
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 10 x 8
Product Image for Item #1100231

Zetex A-801 40”

  • Item: 1100231
  • Weight: 24.00 oz/sq yd814 g/sq m
  • Thickness: 60 mils1.52 mm
  • Length: 50.00 yards45.72 m
  • Style: A-801
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 10 x 8
Product Image for Item #1100080

Zetex A-800 60” RT

  • Item: 1100080
  • Weight: 24.00 oz/sq yd814 g/sq m
  • Thickness: 55 mils1.40 mm
  • Length: 50.00 yards45.72 m
  • Style: A-800
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 8
Product Image for Item #1100079

Zetex A-800 40” Orange

  • Item: 1100079
  • Weight: 24.00 oz/sq yd814 g/sq m
  • Thickness: 55 mils1.40 mm
  • Length: 50.00 yards45.72 m
  • Style: A-800
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 8
Product Image for Item #1100078

Zetex A-800 40” RT

  • Item: 1100078
  • Weight: 24.00 oz/sq yd814 g/sq m
  • Thickness: 55 mils1.40 mm
  • Length: 50.00 yards45.72 m
  • Style: A-800
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 8
Product Image for Item #1100010

Zetex A-800 40”

  • Item: 1100010
  • Weight: 24.00 oz/sq yd814 g/sq m
  • Thickness: 54 mils1.37 mm
  • Length: 50.00 yards45.72 m
  • Style: A-800
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 8
Product Image for Item #1100203

Zetex A-600 60” Red

  • Item: 1100203
  • Weight: 17.70 oz/sq yd600 g/sq m
  • Thickness: 33 mils0.84 mm
  • Length: 50.00 yards45.72 m
  • Style: A-600
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 14
Product Image for Item #1100075

Zetex A-600 60” OWR

  • Item: 1100075
  • Weight: 18.00 oz/sq yd610 g/sq m
  • Thickness: 30 mils0.76 mm
  • Length: 50.00 yards45.72 m
  • Style: A-600
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 14
Product Image for Item #1100074

Zetex A-600 40” RT

  • Item: 1100074
  • Weight: 17.70 oz/sq yd600 g/sq m
  • Thickness: 33 mils0.84 mm
  • Length: 50.00 yards45.72 m
  • Style: A-600
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 14
Product Image for Item #1100008

Zetex A-600 60”

  • Item: 1100008
  • Weight: 17.70 oz/sq yd600 g/sq m
  • Thickness: 33 mils0.84 mm
  • Length: 50.00 yards45.72 m
  • Style: A-600
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 14
Product Image for Item #1100007

Zetex A-600 40” HC

  • Item: 1100007
  • Weight: 17.70 oz/sq yd600 g/sq m
  • Thickness: 33 mils0.84 mm
  • Length: 50.00 yards45.72 m
  • Style: A-600
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 14
Product Image for Item #1100006

Zetex A-600 40”

  • Item: 1100006
  • Weight: 17.70 oz/sq yd600 g/sq m
  • Thickness: 33 mils0.84 mm
  • Length: 50.00 yards45.72 m
  • Style: A-600
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 14
Product Image for Item #1100005

Zetex A-400 60” HC

  • Item: 1100005
  • Weight: 12.80 oz/sq yd434 g/sq m
  • Thickness: 32 mils0.81 mm
  • Length: 50.00 yards45.72 m
  • Style: A-400
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 16
Product Image for Item #1100004

Zetex A-400 60”

  • Item: 1100004
  • Weight: 12.80 oz/sq yd434 g/sq m
  • Thickness: 32 mils0.81 mm
  • Length: 50.00 yards45.72 m
  • Style: A-400
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 16
Product Image for Item #1100069

Zetex A-300 60” Red

  • Item: 1100069
  • Weight: 9.00 oz/sq yd305 g/sq m
  • Thickness: 20 mils0.51 mm
  • Length: 50.00 yards45.72 m
  • Style: A-300
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 19 x 14
Product Image for Item #1100068

Zetex A-300 60” OWR

  • Item: 1100068
  • Weight: 9.00 oz/sq yd305 g/sq m
  • Thickness: 20 mils0.51 mm
  • Length: 50.00 yards45.72 m
  • Style: A-300
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 19 x 14
Product Image for Item #1100001

Zetex A-300 60”

  • Item: 1100001
  • Weight: 8.50 oz/sq yd288 g/sq m
  • Thickness: 20 mils0.51 mm
  • Length: 50.00 yards45.72 m
  • Style: A-300
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 19 x 14
Product Image for Item #1100094

Zetex A-1200 60” RT

  • Item: 1100094
  • Weight: 33.00 oz/sq yd1119 g/sq m
  • Thickness: 66 mils1.68 mm
  • Length: 50.00 yards45.72 m
  • Style: A-1200
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 7
Product Image for Item #1100093

Zetex A-1200 40” RT

  • Item: 1100093
  • Weight: 33.00 oz/sq yd1119 g/sq m
  • Thickness: 66 mils1.68 mm
  • Length: 50.00 yards45.72 m
  • Style: A-1200
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 7
Product Image for Item #1100018

Zetex A-1200 40”

  • Item: 1100018
  • Weight: 35.00 oz/sq yd1187 g/sq m
  • Thickness: 80 mils2.03 mm
  • Length: 50.00 yards45.72 m
  • Style: A-1200
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 7
Product Image for Item #1100229

Zetex A-1000 60”

  • Item: 1100229
  • Weight: 30.00 oz/sq yd1017 g/sq m
  • Thickness: 65 mils1.65 mm
  • Length: 50.00 yards45.72 m
  • Style: A-1000
  • Width: 60.00 in152.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 7
Product Image for Item #1100086

Zetex A-1000 40” RT

  • Item: 1100086
  • Weight: 28.00 oz/sq yd949 g/sq m
  • Thickness: 57 mils1.45 mm
  • Length: 50.00 yards45.72 m
  • Style: A-1000
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 7
Product Image for Item #1100015

Zetex A-1000 40”

  • Item: 1100015
  • Weight: 28.00 oz/sq yd949 g/sq m
  • Thickness: 65 mils1.65 mm
  • Length: 50.00 yards45.72 m
  • Style: A-1000
  • Width: 40.00 in102.00 cm
  • Operating Temp: 1000 °F540 °C
  • Ends X Picks: 20 x 7