High Temperature Resistant Vermiculite Coated Glass Fiber Cloth for Industrial Insulation & Fire Protection

        Our Vermiculite Coated Glass Fiber Cloth is a heavy-duty high-temperature fiberglass fabric designed for industrial insulation,fire protection,welding protection,foundry barriers,removable insulation covers,and other demanding thermal environments. Manufactured from alkali-free glass fiber fabric coated with natural vermiculite,the material combines the mechanical stability of fiberglass with an inorganic mineral surface layer that improves heat resistance,abrasion resistance,and thermal protection.Model WGSC-5008 has a nominal weight of 1070±10% g/m² and a thickness of 1.4±0.05 mm. It is designed for regular working temperatures around 500°C,long-term high-temperature exposure up to 800°C,and short-term peak exposure up to 1000°C.Available in standard widths of 1000 mm,1500 mm,and 2000 mm,this vermiculite fiberglass cloth can be customized in width,length,and packaging for welding blankets,furnace insulation,pipe lagging,fire barriers,high-temperature seals,and industrial heat protection systems.

Vermiculite Coated Glass Fiber Cloth Specifications

Key Advantages of Vermiculite Coated Fiberglass Fabric

1. High Temperature Resistance

Vermiculite coated fiberglass cloth is designed for high-temperature industrial environments where ordinary textile fabrics cannot maintain stable performance.

The current product specification identifies:

• Regular working temperature around 500°C

• Long-term high-temperature exposure up to 800°C

• Short-term peak exposure up to 1000°C

Actual service temperature should be selected according to exposure duration,direct flame contact,mechanical load,and installation conditions.

2. Inorganic Vermiculite Protective Coating

Natural vermiculite is applied to the fiberglass fabric surface to create an inorganic protective layer.

This coating helps improve the surface resistance of the fabric under thermal exposure while preserving the flexibility and reinforcement properties of the underlying glass fiber cloth.

3. Suitable for Fire Protection Applications

The current product specification describes the material as self-extinguishing when removed from flame.

This makes vermiculite coated glass fiber fabric suitable for selected fire protection applications such as:

• Fire blankets

• Fire barriers

• Welding curtains

• Smoke curtains

• Fire door insulation layers

• Cable protection wraps

For regulated fire protection systems,the required fire test standard and certification should be confirmed according to the final application.

4. Low Thermal Conductivity

The product specification lists thermal conductivity in the range of approximately 0.03–0.056 W/m·K.

Low thermal conductivity helps reduce heat transfer through the fabric and supports its use as part of industrial insulation and thermal protection systems.

Actual insulation performance depends on total insulation thickness,installation method,air gaps,and surrounding materials.

5. Good Mechanical Strength

WGSC-5008 provides listed tensile strength of:

• Warp: 2900 N/inch

• Weft: 1800 N/inch

This makes the material suitable for industrial protection applications where the fabric may be subjected to repeated handling,tension,installation stress,or mechanical wear.

6. Abrasion & Surface Wear Resistance

The vermiculite coating provides additional protection to the fiberglass fabric surface.

This can improve durability in applications such as removable insulation covers,welding blankets,industrial curtains,and equipment protection where repeated handling and surface contact are common.

7. Chemical Resistance

Vermiculite coated fiberglass fabric can be used in selected industrial environments involving exposure to acids,alkalis,and other corrosive conditions.

The current product specification also identifies resistance to selected molten metal splash environments.

Actual chemical resistance should be verified according to chemical type,concentration,temperature,and exposure duration.

8. Flexible After Heat Exposure

Fiberglass fabric provides a flexible textile structure compared with rigid thermal insulation boards.

This allows vermiculite coated fiberglass cloth to be wrapped around pipes,valves,flanges,exhaust systems,and irregular industrial equipment.

The material can therefore be used in removable or reusable insulation systems.

9. Asbestos-Free High Temperature Textile

The product is designed as an asbestos-free fiberglass-based thermal protection material.

It can be used as an alternative material in industrial applications where traditional asbestos-containing high-temperature textiles are no longer acceptable.

Vermiculite Coated Glass Fiber Cloth Applications

1. Welding Blankets & Welding Curtains

Vermiculite coated fiberglass cloth can be used for welding blankets,welding curtains,and spark protection barriers.

The high-temperature fabric helps shield nearby equipment,workers,and surfaces from welding sparks,hot particles,and radiant heat.

Material thickness and installation method should be selected according to the specific welding process and exposure level.

2. Foundry & Molten Metal Protection

The fabric can be used as a splash barrier in foundries,metal processing plants,and other high-temperature industrial facilities.

Typical applications include:

• Foundry curtains

• Molten metal splash barriers

• Equipment covers

• Heat-resistant work area protection

For direct molten metal contact,the suitability of the material should be confirmed for the specific metal and operating temperature.

3. Furnace & Kiln Insulation

Vermiculite fiberglass fabric is suitable for insulation and external heat protection around furnaces,kilns,and other high-temperature equipment.

It can be incorporated into multilayer insulation systems to protect outer surfaces and reduce heat transfer.

4. Boiler & Incinerator Insulation

The fabric can be used around boilers,incinerators,and industrial heating systems.

Its flexible textile structure allows it to conform to equipment surfaces and work in combination with insulation wool,ceramic fiber,or other thermal insulation materials.

5. High Temperature Pipe Lagging

Vermiculite coated glass fiber cloth can be used as an external protective layer for high-temperature pipe insulation.

Applications include:

• Steam pipes

• Process pipelines

• Exhaust systems

• Hot gas ducts

• Industrial heating pipes

6. Removable Insulation Covers

The material is suitable for fabricating removable insulation jackets and covers for:

• Valves

• Flanges

• Pumps

• Turbines

• Exhaust components

• Process equipment

The coated fiberglass outer layer provides thermal protection and helps protect the insulation material inside the removable cover.

7. Fire & Smoke Barriers

Vermiculite fiberglass fabric can be incorporated into selected fire curtains,smoke curtains,and thermal barrier systems.

For building or regulated fire-protection applications,the final assembled system should be tested according to the applicable fire standard.

8. Fabric Expansion Joints

The material can be used in flexible expansion joint systems where high temperature resistance and fabric flexibility are required.

Typical applications include industrial ducts,boilers,exhaust systems,and process equipment.

9. High Temperature Gaskets & Seals

Vermiculite coated fiberglass cloth can be converted into selected gasket,sealing,and insulation components.

The final construction should be designed according to temperature,pressure,chemical exposure,and mechanical compression requirements.

10. Marine & Offshore Thermal Protection

The fabric can be used for thermal insulation and high-temperature equipment protection in marine and offshore environments.

Applications can include exhaust systems,engine-room insulation,pipe protection,and removable thermal covers.

For offshore use,additional environmental,fire,and marine certification requirements should be confirmed according to the project.

WGSC-5008 Technical Data

Temperature Selection Guide

The maximum temperature rating should not automatically be interpreted as continuous operating temperature.

For applications approaching the upper temperature limit,customers should provide actual operating temperature,exposure duration,direct flame conditions,and mechanical requirements before final material selection.

Vermiculite Coated Fiberglass Cloth for Welding Protection

Welding protection is one of the primary applications for vermiculite coated fiberglass fabric.

The material can be converted into:

• Welding blankets

• Welding curtains

• Spark protection screens

• Hot work barriers

• Equipment protection covers

• Work area thermal shields

When selecting a welding fabric,it is important to consider welding method,spark intensity,slag exposure,distance from the heat source,and whether the fabric will be installed vertically or horizontally.

Vermiculite Fiberglass Fabric for Industrial Insulation

For high-temperature insulation systems,vermiculite coated fiberglass cloth is commonly used as an external protective textile rather than as the only insulation layer.

It can be combined with:

• Ceramic fiber insulation

• Glass wool

• Mineral wool

• Silica insulation materials

• Other high-temperature insulation layers

The fiberglass fabric provides a durable outer surface while the internal insulation layer provides the majority of the thermal resistance.

Vermiculite Fiberglass Fabric for Removable Insulation Jackets

Removable insulation jackets are commonly installed around industrial components that require periodic inspection or maintenance.

Typical components include:

• Flanges

• Valves

• Pumps

• Heat exchangers

• Exhaust systems

• Steam equipment

• Turbines

Vermiculite coated fiberglass cloth can be used as the outer fabric layer because it combines temperature resistance,flexibility,and abrasion protection.

How to Choose the Right High Temperature Fiberglass Cloth

For high-temperature industrial applications,temperature alone should not be used as the only selection criterion.

The complete operating environment should be considered before specifying the fabric.

Custom Vermiculite Coated Glass Fiber Cloth

Customized specifications can be supplied according to different industrial insulation and fire protection requirements.

Customers requiring special widths,roll lengths,converted products,or project-specific packaging can provide detailed specifications for evaluation.

Quality Control

Consistent coating and fiberglass fabric quality are important for reliable high-temperature performance and fabrication.

Key quality characteristics include:

• Fabric weight

• Thickness

• Width

• Warp tensile strength

• Weft tensile strength

• Vermiculite coating uniformity

• Surface condition

• Fabric flexibility

• Roll alignment

• Visible defects

• Packaging integrity

For fire protection,marine,industrial safety,or other regulated applications,required testing and certification should be confirmed according to the specific project standard.

Packaging & Shipping

Each roll of vermiculite coated fiberglass cloth is packaged to protect the fabric during storage and international transportation.

Packaging specifications can be adjusted according to roll width,roll length,order quantity,and customer requirements.

Storage Guidelines

1. Store in a Dry Warehouse

Keep the product in a cool,dry,and well-ventilated indoor environment.

2. Protect from Moisture

Avoid rain,condensation,and prolonged exposure to high humidity.

3. Avoid Direct Sunlight

Store rolls away from prolonged direct sunlight and outdoor weather exposure.

4. Protect the Coated Surface

Keep the fabric away from sharp objects that may damage the vermiculite coating or fiberglass structure.

5. Avoid Heavy Compression

Do not place excessive loads on top of fabric rolls,as compression may deform the roll or damage the coated surface.

6. Maintain Original Packaging

Keep rolls in their original protective packaging until they are ready for fabrication or installation.

7. Shelf Life

Under appropriate storage conditions,the current product specification lists a shelf life of approximately 24 months from the production date.

Frequently Asked Questions About Vermiculite Coated Glass Fiber Cloth

1. What is vermiculite coated glass fiber cloth?

Vermiculite coated glass fiber cloth is a high-temperature textile made from fiberglass fabric coated with natural vermiculite.

The fiberglass provides structural strength and flexibility,while the vermiculite surface layer improves thermal and surface protection.

2. What temperature can vermiculite fiberglass cloth withstand?

For WGSC-5008,the current product specification lists:

• Regular working temperature around 500°C

• Long-term high temperature up to 800°C

• Short-term peak temperature up to 1000°C

Actual service limits depend on exposure duration and operating conditions.

3. Is vermiculite coated fiberglass cloth fireproof?

The current specification identifies the fabric as self-extinguishing when removed from flame.

For applications requiring a specific fireproof or non-combustibility classification,the relevant fire test standard and certification should be confirmed before ordering.

4. Can vermiculite fiberglass fabric be used for welding blankets?

Yes.

Welding blankets and welding curtains are major applications for this type of high-temperature fiberglass fabric.

Material selection should consider spark intensity,slag exposure,temperature,and installation position.

5. Can this fabric protect against molten metal splash?

The product is intended for selected foundry and molten metal protection applications.

However,the exact suitability depends on the molten metal type,temperature,splash volume,and exposure duration.

Customers should provide the specific foundry conditions for product confirmation.

6. What is the weight of WGSC-5008?

The nominal weight is 1070±10% g/m².

7. What is the thickness of the fabric?

WGSC-5008 has a listed thickness of 1.4±0.05 mm.

8. What widths are available?

Standard widths are:

• 1000 mm

• 1500 mm

• 2000 mm

Customized widths can also be evaluated.

9. What is the tensile strength?

The current specification lists:

• Warp: 2900 N/inch

• Weft: 1800 N/inch

10. Can this material be used for pipe insulation?

Yes.

Vermiculite coated fiberglass cloth can be used as an outer protective layer for high-temperature pipe insulation,steam lines,exhaust pipes,and process equipment.

11. Is it suitable for removable insulation covers?

Yes.

Its flexible fabric structure makes it suitable for removable insulation jackets used on valves,flanges,pumps,turbines,and other industrial equipment.

12. Can vermiculite fiberglass fabric be used outdoors?

It can be used in selected outdoor and industrial environments.

For long-term outdoor exposure,installation design,UV exposure,water protection,and environmental conditions should be considered.

13. How should the material be stored?

Store the fabric in a cool,dry,well-ventilated warehouse and protect it from moisture,direct sunlight,rain,sharp objects,and excessive compression.

14. What information should I provide when requesting a quotation?

For an accurate quotation,please provide:

• Required width

• Required roll length

• Operating temperature

• Peak temperature

• Application

• Direct flame or spark exposure if applicable

• Required quantity

• Destination country or port

• Special packaging or labeling requirements

Providing these details helps us confirm whether WGSC-5008 is suitable for your application and prepare an accurate quotation.

Why Choose WGSC Composite?

WGSC Composite supplies high-temperature fiberglass fabrics,coated fiberglass textiles,and reinforcement materials for industrial insulation,welding protection,fire protection,foundry equipment,pipe systems,and other demanding thermal applications.

Our vermiculite coated glass fiber cloth combines E-glass reinforcement with an inorganic vermiculite protective layer to provide a practical solution for high-temperature environments requiring flexibility,mechanical strength,and thermal protection.

Whether you are sourcing vermiculite coated fiberglass cloth for welding blankets,high-temperature fiberglass fabric for furnace insulation,fire-resistant glass fiber cloth for industrial barriers,or custom fiberglass fabric for removable insulation covers,we can provide specification and customization support according to your project requirements.

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Width · Roll Length · Operating Temperature · Peak Temperature · Application · Quantity · Destination

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