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Newtex Performance Materials

High Temperature Insulation

Newtex manufactures a comprehensive line of innovative, high temp fabrics, tapes, and tubings for producing removable insulation, expansion joints, and other fabricated systems.

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Newtex Performance Materials have excellent cutting, sewing, and handling properties, support temperatures up to 2000°F (1095°C), and can minimize heat transfer while resisting weather, moisture, chemicals, and abrasion.

Our comprehensive line of high temp textiles provide a complete solution for fabricating removable insulation blankets, pads, and covers for use in a broad range of applications and operating conditions. We can help you to find the right product or can design a custom solution for your application.

insulation illustration (1)

Common Applications

Removable Insulation Blankets, Pads and Covers, Fabric Expansion Joints, Tube Seals, Lagging, Fire Barriers, Thermal Curtains, Encapsulation, Pipe Insulation, and Cable & Wire Insulation

The image illustrates a hot side fabric, insulation mat and cold side fabric design. An inside layer providing a thermal barrier and protection against abrasion. A layer of insulation to protect against heat gain or loss on pipes and equipment. As well as an outer later to offer superior resistance to chemicals, heat, abrasion and moisture.

High Temp Material Details

Hot Side Materials (Facing)

Fabric

Features

Peak Temp*
˚F

Peak Temp*
˚C

Operating Temp*
˚F

Operating Temp*
˚C

Weight
oz/yd2

Weight
g/m2

Width
inches

Width
cm

Color

Zetex*

Essential thermal protection

1300˚F

700˚C

1000˚F

540˚C

8.5 - 100

288 - 3391

40,60

102,152

White, Orange, Red, Blue, Grey

Zetex (wire)

Added wear resistance & heat dissipation

1300˚F

700˚C

1000˚F

540˚C

24 - 40

814 - 1187

60

152

Black, Brown, White

ZetexPlus

Essential thermal protection

2000˚F

1094˚C

1500˚F

815˚C

9 - 60

322 - 2306

40,60

102,152

Brown, Black, Red

ZetexPlus (wire)

Added wear resistance & heat dissipation

2000˚F

1094˚C

1500˚F

815˚C

26 - 41

848 - 1255

60

183

Brown, Black, Red

Z-Sil

High heat, chemical & wear resistance

2300˚F

1260˚C

1800˚F

980˚C

18,36

610,1221

36

91

White, Grey, Yellow

Supporting temperatures to 2000°F.

Our facing materials provide an initial thermal barrier and protect the insulation layer from abrasion.

*Heat cleaned (HC) premium grade Zetex in 8.5, 12, and 18 oz weight are MIL-C-20079 compliant.

Cold Side Materials (Exterior Jacketing)

Fabric

Features

Peak Temp*
˚F

Peak Temp*
˚C

Operating Temp*
˚F

Operating Temp*
˚C

Weight
oz/yd2

Weight
g/m2

Width
inches

Width
cm

Z-Block SOC §

Abrasion, liquid resistance, UV resistance

N/A

N/A

350˚F

175˚C

15, 33

509, 1119

60

152

Z-Tuff Silicone

Abrasion, chemical resistance

1000˚F

540˚C

500˚F

260˚C

15, 17, 29

509, 576, 983

60

152

Z-Tuff PTFE

Chemical resistance

1000˚F

540˚C

600˚F

315˚C

14, 18, 70

475, 610, 2373

60

152

Z-Shield Silver

Economical fabric for heat reflection

1000˚F

540˚C

700˚F

370˚C

32

1085

60

152

Z-Shield Silver (wire)

Wire insertion adds tear & puncture resistance

1000˚F

540˚C

700˚F

370˚C

39

1322

60

152

Z-Flex Aluminized*

Heat Reflectance (Dynamic)

N/A†

N/A†

Variable

Variable

8 - 27, 38

271 - 915, 1288

40, 58

102, 142

Z-Flex Foil*

Heat Reflectance (Static)

1100˚F†

595˚C†

Variable

Variable

8, 20.5, 27, 40

271, 695, 915, 1356

40, 60

102, 152

Our outer layer fabrics offer superior resistance to chemicals, heat, abrasion, and moisture.

They are used to protect insulated pipes and equipment from environmental conditions and surrounding workers and facilities from heat and fire.

*Peak Temperature refers to the material’s heat tolerance during direct contact.

†Z-Flex® film reflects radiant temperatures up to 3000°F (1650°C). It cannot tolerate direct contact with temperatures over 350°F (175°C).
§Z-Block is used for fire protection up to 1800f and may brown

Insulation Materials

Mat Type

Application

Peak Temp
˚F

Peak Temp
˚C

Thickness/Density
inches or lb/ft3

Thickness/Density
mm or kg/m3

Width
inches

Width
cm

Zetex Glass Mat

High Heat Performance

1200˚F

650˚C

.25, .50, 1.0, 1.5

6.5, 13, 25, 38

60

152

Z-Mat Silica Mat

Very High Heat Performance

1800˚F

980˚C

9.7

156

36

91

Ceramic Mat

Extreme Heat Performance

2300˚F

1260˚C

0.5

12.7

48

122

Zetex glass mat protects against heat gain or loss on pipes and equipment.

The mats are made from chopped strand fibers needled together without the use of organic binders, so they will not outgas or deteriorate in harsh conditions.

Lagging and Insulation Facings

Fabric

Features

Peak Temp
˚F

Peak Temp
˚C

Operating Temp
˚F

Operating Temp
˚C

Weight
oz/yd2

Weight
g/m2

Width
inches

Width
cm

Color

Zetex*

Essential thermal protection

1300˚F

700˚C

1000˚F

540˚C

8.5 - 100

288 - 3391

40, 60

102, 152

White, Orange, Red, Blue, Grey

ZetexPlus

Extreme thermal protection

2000˚F

1094˚C

1500˚F

815˚C

9 - 60

322 - 2306

40, 60

102, 152

Brown, Black, Red

Zetex Rewettable

Water-activated adhesive for ease of application & hardened paint-able surface

1000˚F

540˚C

700˚F

370˚C

14.5, 22

492, 746

60

152

Z-Flex Aluminum Foil

Heat reflection, chemical & moisture resistance

1000˚F

540˚C

N/A

N/A

18, 24

610, 814

40, 60

102, 152

Silver

Z-Fil Filament Fabrics

Acoustic insulation facing

1000˚F

540˚C

N/A

N/A

6, 12, 13, 26

203, 407, 441, 882

40, 48, 60

102, 122, 152

White

Used to provide thermal and acoustic insulation, encapsulation, and resistance to oil, water, and chemicals.

Newtex’s premium lagging and facing materials are used to provide thermal and acoustic insulation, encapsulation, and resistance to oil, water, and chemicals.

*Heat cleaned Zetex meets MIL-C-20079 and MIL-DTL-24244 requirements.

Tapes and Tubing

Fabric

Application

Peak Temp
˚F

Peak Temp
˚C

Operating Temp
˚F

Operating Temp
˚C

Weight
oz/yd2

Weight
g/m2

Width
inches

Width
cm

Zetex Tape

Insulation (Piping and Exhaust)

1300˚F

704˚C

1000˚F

540˚C

12 - 118

400 - 4000

ZetexPlus Tape

Insulation (Piping and Exhaust)

2000˚F

1094˚C

1500˚F

815˚C

32 - 120

1085 - 4069

Z-Rock Basalt Tape

Insulation (Piping and Exhaust)

2000˚F

1095˚C

1500˚F

815˚C

27

915

Z-Flex Foil Tape

Heat Shielding (Static)

1100˚F

593˚C

radiant-3000˚F

1649˚C

20

678

Z-Flex Aluminized Tape

Heat Shielding (Dynamic)

1100˚F

593˚C

radiant-3000˚F

1649˚C

20

678

Zetex Sleeves

Insulation (Wiring)

1000˚F

540˚C

700˚F

371˚C

N/A

N/A

ZetexPlus Sleeves

Insulation (Wiring)

2000˚F

1094˚C

1500˚F

816˚C

N/A

N/A

Zetex tubing can be used to protect hydraulic or electrical lines, and as cable and wire insulation.

Zetex tapes are ideal for encapsulation, lagging, and insulation and can be wrapped around water and steam pipes, hydraulic lines, and auto exhaust. Zetex tubing can be used to protect hydraulic or electrical lines, and as cable and wire insulation.

*Indicates inside diameter for Zetex Sleeves



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For nearly 40 years, Newtex has been a pioneer and leading global producer of high temp materials and engineered solutions for thermal management and fire protection. Headquartered in Rochester, New York, Newtex is an ISO 9001:2015 certified, vertically integrated manufacturer of an impressive portfolio of textiles and fabricated systems for insulation and fire containment. Globally recognized textile brands include ZetexPlus®, Z-Flex®, and Z-BlockTM. Newtex is a minority owned, veteran-managed business that has served the US Military and leading global industries since 1978. Newtex products are proudly made in the USA.