Non Asbestos Gasket Sheets

DURASILE AF GF (Non Metallic)

Compressed Non Asbestos (CNAF) Gasket Sheet - Premium Steam and Hot Water Resistant Material

Product Overview

DURASILE AF GF is a high-performance compressed non-asbestos (CNAF) gasket material, engineered for demanding applications across process industries, oil and gas, power plants, sugar mills, and water and chemical industries. This gasket sheet offers excellent resistance to steam and hot water, making it ideal for high-temperature and high-pressure environments. It provides enhanced stress relaxation and reliable sealing in a wide range of fluid and gas applications.

Key Features & Applications

• Premium gasket material for industrial applications
• Exceptional resistance to steam and hot water
• Suitable for sealing oils, fuels, gases, freons, pipelines, radiators, boilers, and more
• Used extensively in flanged joints across chemical processing, oil and gas, and power generation industries
• Offers excellent stress relaxation and high sealing reliability

Composition

DURASILE AF-GF gasket sheets are manufactured using a robust combination of aramid fibres and glass fibres, which are bonded with nitrile rubber (NBR). This advanced material is produced through the hot calendering process, ensuring uniform quality and performance. The manufacturing process adheres to stringent ISO 9001 quality control standards.

Compliance Standards

• BS 7531 Grade X
• ASTM F104 Line Callout: F712112A9B3E12A9M4

Technical Details

DURASILE AF HT (Non Metallic)

Compressed Non Asbestos (CNAF) Gasket Sheet - High Temperature Resistant Material for Industrial Applications

Product Overview

DURASILE AF-HT is a premium compressed non-asbestos (CNAF) gasket material, specifically designed for use in high-temperature and high-pressure applications. This versatile gasket material is ideal for industries such as oil and gas, power plants, sugar mills, and water treatment. It excels in sealing applications for compressors, transmission apparatus, gas meters, internal combustion engines, pipelines, pumps, and more. With its outstanding thermal stability, DURASILE AF-HT ensures durable and reliable performance in a wide range of demanding environments.

Key Features & Applications

• High temperature resistant gasket material for industrial and mechanical applications
• Ideal for use in compressors, transmission systems, gas meters, internal combustion engines, pipelines, pumps, and more
• Offers superior sealing performance in industries like oil and gas, chemical processing, power generation, and water treatment
• Non asbestos material for safe, eco friendly applications

Composition:

DURASILE AF-HT gasket sheets are composed of a combination of aramid fibres and mineral fibres, which are securely bonded with nitrile rubber (NBR). Manufactured using the hot calendering process, these sheets are produced under strict ISO 9001 certified quality control standards to ensure consistent and reliable performance in demanding environments.

Compliance Standards

• BS 7531 Grade X
• ASTM F104 Line Callout: F719911A9B3E19M6

Technical Details

DURASILE AF-OIL (Non-Metallic)

Compressed Non-Asbestos Fibre (CNAF) Gasket Sheet

Product Overview:

DURASILE AF-OIL is a premium-grade compressed non-asbestos (CNAF) gasket material engineered for reliable sealing performance across a wide range of industrial applications. Designed to withstand medium-stress conditions, it is extensively used in process industries, oil and gas, power plants, sugar mills, and the water and chemical sectors.

Application Suitability: The material is suitable for use with:

• Oils, fuels, lubricants, alcohols
• Gases and hydrocarbons
• Steam and water
• Cooling liquids
• Most diluted acids and alkalis

Composition:

DURASILE AF-OIL is manufactured from a blend of aramid fibres and organic fibres, reinforced and bonded with high-quality nitrile rubber (NBR). The sheets are produced using the hot calendering process under stringent quality controls, compliant with ISO 9001 certified systems.

Compliance Standards:

• BS 7531 Grade Y
• ASTM F104 Line Callout: F712911E12A9B5M5

Technical Details

DURASILE AF-OIL-LT (Non-Metallic)

High-Performance CNAF Gasket Sheet for Medium Stress Applications.

Premium Asbestos-Free Jointing Sheet for Oils, Fuels, Chemicals & Industrial Fluids

Product Overview:

DURASILE AF-OIL-LT is a compressed non-asbestos (CNAF) gasket sheet engineered for reliable sealing performance in medium-stress industrial applications. Specially designed for use in oil refineries, chemical plants, power plants, sugar mills, and general process industries, this gasket material delivers excellent resistance to oils, fuels, lubricants, alcohols, gases, hydrocarbons, steam, water, and diluted acids and alkalis.

Key Features & Applications:

• Ideal for medium pressure and temperature sealing environments
• Compatible with a wide range of industrial fluids including cooling liquids, steam, and chemicals
• Perfect for flange joints, pumps, valves, compressors, and pipe systems
• Used across oil & gas, chemical processing, power generation, and water treatment industries
• Designed for durability, flexibility, and leak prevention under demanding conditions

Composition & Manufacturing Process:

DURASILE AF-OIL-LT is formulated from aramid fibres and organic fibres, bonded with nitrile butadiene rubber (NBR). It is manufactured using the hot calendaring process, ensuring consistent thickness, density, and performance. The entire production process is conducted under ISO 9001-certified quality control, delivering a product that meets the highest international standards.

Compliance & Standards:

• ASTM F 104 Line Callout: F712122A9B4E12M9
• Manufactured in accordance with ISO 9001 quality systems

Benefits at a Glance:

• Asbestos-free, eco-friendly formulation
• Excellent chemical resistance to industrial oils and fluids
• Maintains sealing integrity under medium thermal and mechanical stress
• Versatile usage across multiple industries and applications Long-lasting, cost-effective sealing solution

Technical Details

DURASILE AF-SWELL (Non-Metallic)
Compressed Non-Asbestos Fibre (CNAF) Gasket Sheet

Product Overview:
DURASILE AF-SWELL is a high-performance compressed non-asbestos (CNAF) gasket material designed with controlled swell properties to ensure enhanced sealing reliability. Engineered for demanding applications, it offers excellent adaptability and secure sealing in contact with automotive and chemical media. Typical applications include engines, transmissions, hydraulic systems, and various oils. It is also particularly suitable for low-pressure joints such as housings, valve covers, and oil pans.

Application Suitability: The material is suitable for use with:
• Automotive oils and lubricants
• Transmission and hydraulic fluids
• Chemical process fluids
• Engines and machinery sealing applications
• Low-pressure housings and covers

Composition:
DURASILE AF-SWELL is manufactured from a carefully balanced blend of aramid and mineral fibres, reinforced and bonded with high-quality styrene-butadiene rubber (SBR). The sheets are produced using the hot calendering process under stringent quality controls in compliance with ISO 9001 certified systems.

Compliance Standards:
• ASTM F104

Technical Details

DURASILE AF-ACID (Non-Metallic)

Compressed Non-Asbestos Fibre (CNAF) Gasket Sheet

Product Overview:

DURASILE AF-ACID is a high-performance compressed non-asbestos (CNAF) gasket material specifically developed for use in chemically aggressive environments. It is widely utilized across process industries, water treatment plants, and the chemical industry for its excellent chemical resistance and sealing capabilities under medium-stress conditions.

Application Suitability:

DURASILE AF-ACID is suitable for:

• Highly aggressive chemical media
• Acidic and alkaline substances
• Applications requiring strong chemical resistance and dimensional stability

Composition:

This gasket sheet is manufactured from a blend of mineral and aramid fibres, bonded with synthetic elastomers (CSM). It is produced using the hot calendering process under strict quality control procedures certified to ISO 9001 standards.

Compliance Standards: ASTM F104 Line Callout: F719911E19A9B3M6

DURASILE AF GEN (Non Metallic)

Compressed Non Asbestos (CNAF) Gasket Sheet - General Purpose Grade

Product Overview

DURASILE AF GEN is a versatile compressed non-asbestos (CNAF) gasket material designed for a wide range of general purpose applications across process industries, water treatment, and chemical sectors. Engineered for low-stress conditions, this gasket sheet offers exceptional sealing performance in applications involving low-pressure steam, water, oils, fuels, and inert gases.

Key Features & Applications

General purpose gasket material for a variety of industries Ideal for use with low pressure steam, water, oils, fuels, and inert gases Suitable for low-stress sealing applications and environments Provides reliable performance in chemical processing, water treatment, petrochemical, and industrial applications.

Composition:

DURASILE AF GEN gasket sheets are produced from a carefully selected combination of mineral and organic fibres, which are securely bonded with nitrile rubber (NBR). The material is manufactured using the advanced hot calendering process, ensuring consistent quality and performance under rigorous quality control standards. All processes are registered under ISO 9001 certification, ensuring the highest manufacturing standards.

Compliance Standards: ASTM F104 Line Callout: F712232E34A9B6M4

Technical Details

It is an Asbestos Free Jointing Sheet with Wire-Reinforced. It is manufactured from Organic Fibres Mineral Fibres with metal wire reinforced Binders: NBR

Suitable for Water/Oil resistant gasket material for light loading. This metallic grade is suitable for medium pressure steam, water, oils, fuels and inert gases for low stress conditions.

• Max. Peak Temperature          : 250 ⁰C
• Max. Operating Temperature   : 200 ⁰C
• Max. Peak Pressure                : 70 bar
• Available Thickness                 : 0.80mm to 5.0mm
• Available Color                       : Grey/Graphite (Others on buyers choice)
• Available Sizes                       : 1500 X 1500, 1500 X 2000, 1500 X 2250, 1500 X 4000, 1500 X 4500, 2000 X 3000

It is an Oil Grade Asbestos Free Jointing Sheet with Wire Reinforced. It is manufactured from Aramid Fibres, Mineral Fibres. Binders: NBR

A premium metallic grade suitable for oils, fuels, lubricants, alcohols, gases, hydrocarbons, steam, water, cooling liquids, most- diluted acids and alkalies for medium stress conditions.

• Max. Peak Temperature          : 450 ⁰C
• Max. Operating Temperature   : 250 ⁰C
• Max. Peak Pressure                : 120 bar
• Available Thickness                 : 0.80mm to 5.0mm
• Available Color                       : Grey/Graphite (Others on buyers choice)
• Available Sizes                       : 1500 X 1500, 1500 X 2000, 1500 X 2250, 1500 X 4000, 1500 X 4500, 2000 X 3000