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10-500 आईएनआर / Unit
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Boiler Gasket

Minimum Order Quantity : 10 टुकड़ाs

Delivery Time : 10-500 Days

 
Application
Steam Boiler Sealing
Gasket Coefficient
1.5
Hardness
60~85 Shore A
Inner Ring
CS (Carbon Steel)
Material
Other, Non-asbestos fiber
Medium
Other, Steam, Water, Oil
Outer Ring
SS 304 Stainless Steel
Pressure Resistance
Up to 60 bar
Shape
Other, Round
Size
6 inch (customization available)
Standard
IS 2712 / ASTM F104
Temperature Resistance
Up to 400°C
Thickness
3 mm
Vaccum Range
Full vacuum up to 760 mm Hg
Working Temperature
-20°C to 350°C
Delivery Time
10-500 Days
Supply Ability
100 Per Day

 
Corrosion Resistance
Excellent
Compression Ratio
7-12%
Installation Method
Bolt-on flange installation
Density
2.0 g/cm3
Tensile Strength
12 MPa
Leakage Rate
<1x103 mbar.l/s
Surface Finish
Smooth, Uniform
Recovery
45%
Service Life
Long life under cyclical temperature and pressure
Color
Green
Packaging Type
Polybag/Carton box

Acclaimed to be the best in the industry, we are the superb manufacturers and suppliers of Boiler Gasket from Bhosari, Maharashtra. All our products have gained wide appreciation throughout the industry and due to which we have able to become the topmost enterprise in the market. Moreover, our leading product boiler gasket is acclaimed to be the best and it is widely used in the boiler industries for various applications. Tested and certified on various parameters by our experts, we are offering this product at industry competitive prices and in a timely manner.

Features:

  • High technical accuracy
  • Heat resistance
  • Resistant to corrosion
  • Precise dimensions


Outstanding Performance and Durability

Designed for steam, water, and oil mediums, this boiler gasket achieves a leakage rate lower than 1x10 mbar.l/s and maintains its integrity under cyclic thermal and pressure stress. Its robust build delivers excellent pressure and temperature resistance, provided by a combination of non-asbestos fiber with carbon steel and stainless steel rings.


Easy Installation and Versatile Application

Fitting the gasket is straightforward with its bolt-on flange installation method. The round 3 mm thick design and 6-inch size suit standard boilers, while additional size customization is available. Polybag or carton box packaging ensures the gasket arrives secure and ready for use.


Compliance and Safety Standards

Manufactured in India and conforming to IS 2712 and ASTM F104 standards, the gasket provides a dependable solution for industrial boiler sealing needs, meeting industry best practices in chemical, thermal, and mechanical safety.

FAQs of Boiler Gasket:


Q: How is the boiler gasket installed on a flange?

A: The gasket utilizes a bolt-on flange installation method, ensuring a secure fit between boiler components. Simply position the gasket properly on the flange surface, align the bolt holes, and tighten the bolts evenly to achieve effective sealing.

Q: What are the benefits of choosing a non-asbestos fiber gasket for boiler applications?

A: Non-asbestos fiber materials deliver health safety, superior thermal resistance, and compliance with modern industrial standards. Combined with corrosion-resistant rings, they offer long-lasting performance in steam boilers.

Q: When should this gasket be used over other types?

A: This gasket is recommended when reliable sealing at temperatures up to 350C (and resistance up to 400C) and pressures up to 60 bar is required, especially in applications involving frequent temperature and pressure cycling.

Q: Where can customized sizes for this gasket be ordered?

A: Custom sizes are available directly from the supplier or manufacturer in India. Details for customization requests can usually be specified when placing an order.

Q: What process ensures corrosion resistance and leakage control in this gasket?

A: The use of a carbon steel inner ring and a stainless steel SS 304 outer ring, along with high-quality non-asbestos fiber, provides exceptional resistance to corrosion and ensures a leakage rate of less than 1x10 mbar.l/s.

Q: How long does the gasket last under cyclic temperature and pressure?

A: The gasket is designed for a long service life, maintaining its structural integrity and sealing properties even under frequent cyclical changes in temperature and pressure within steam boilers.

Q: What is the benefit of smooth, uniform surface finish for boiler gasket performance?

A: A smooth, uniform surface finish guarantees consistent compression and recovery, reducing the risk of leaks and enhancing contact with flange faces for optimal sealing efficiency.

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Felt Gasket

Price: 10-500 आईएनआर

/

Unit

Minimum Order Quantity : 10 टुकड़ा

Felt Gasket

Application:Sealing, insulation, vibration damping in various industrial machinery

Gasket Coefficient:Low to Medium (application dependent)

Hardness:Medium to Hard (As per IS:1719-2000)

Inner Ring:10 mm – 300 mm

Material:Other, High quality wool felt

Know More

We are acknowledged as the supreme manufacturers and suppliers for Felt Gasket from a known number of years in the industry. Our team of experts specifically works in compliance with the set international standards so that we are able to meet the exact needs and requirements of the customers. Moreover, this felt gasket is widely used to adjoin any two components together in various industries such as boiler, agricultural, oil and gas industries. Furthermore, these products are being offered at very reasonable prices and in no time constraint.

Features:
  • Fine finish
  • Resistant to heat
  • Longer functional life
  • Quality approved


Versatile Industrial Applications

Felt gaskets are widely used for sealing, insulating, and vibration-damping in diverse industrial machinery. Their ability to withstand exposure to water, oil, mild acids, and air ensures reliable performance in challenging environments. The product is engineered to meet IS:1719-2000 standards and can adapt to various operational conditions, making it a go-to solution for many industrial needs.


Customizable Design and Easy Installation

Each gasket can be tailored in thickness, size, inner and outer rings, and shaperound, square, or customto fit your unique requirements. With plain cut or die-cut edges, installation is straightforward, requiring only precision cutting. The user-focused design theme allows for quick integration into existing systems, reducing downtime and labor costs during replacement or initial setup.


Exceptional Durability and Resistance

Manufactured from medium to hard wool felt, these gaskets feature tensile strength of at least 0.4 N/mm and pressure resistance up to 5 bar. Their resistance against oil, grease, and mild chemicals safeguards machinery, while temperature endurance up to 120C means they remain stable even in demanding processes. The smooth double-sided finish ensures efficient sealing and minimal leakage.

FAQs of Felt Gasket:


Q: How can I select the correct felt gasket size and shape for my machinery?

A: You can select the appropriate felt gasket by providing custom dimensions such as inner ring (10 mm 300 mm), outer ring (20 mm 500 mm), and required thickness (2 mm to 25 mm). Shapes like round, square, or custom are available to match your application. The manufacturer or supplier in India supports tailored designs to ensure a precise fit for your machinery.

Q: What is the installation process for these felt gaskets?

A: Installation is simple and efficient; the gaskets can be easily cut to precision thanks to their plain cut or die cut edges and smooth surface finish. They are designed for straightforward placement into seals, insulation areas, or vibration damping zones. Polybag or carton box packaging facilitates safe handling and transport prior to installation.

Q: Where are these felt gaskets commonly used?

A: Felt gaskets are typically used in industrial machinery for sealing, insulation, and vibration damping. Their robust material and resistance to oil, grease, mild chemicals, and temperature extremes make them suitable for applications involving water, oil, mild acids, and air environments in various industrial sectors.

Q: What benefits do felt gaskets offer over other gasket materials?

A: Felt gaskets provide excellent environmental resistance and temperature endurance up to 120C, as well as reliable compression and tensile strength. These attributes ensure enhanced longevity, reduced maintenance, and superior performance in sealing and vibration reduction compared to standard gasket materials.

Q: How environmentally resistant are these felt gaskets?

A: These gaskets effectively resist oil, grease, and mild chemicals, making them suitable for use in harsh industrial conditions. Their wool felt composition ensures stability and durability when exposed to challenging media, contributing to machinery protection and reduced risk of leakage.

Q: What grades of felt are available and how do they differ?

A: Available grades include SAE F-1, F-10, F-11, and F-26, each offering specific properties for strength, durability, and density. Selection depends on the intended application; higher grades often provide enhanced mechanical resistance and longevity, suitable for more demanding environments.

Q: What packaging options do you offer for felt gaskets?

A: Felt gaskets are packaged in either polybags or carton boxes based on size and quantity requirements. This protects the gaskets during storage and shipment, ensuring they arrive in optimal condition for immediate use.

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Automobile Seal Gasket

Price: 10-500 आईएनआर

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Unit

Minimum Order Quantity : 10 टुकड़ा

Automobile Seal Gasket

Application:Automotive Engines, Exhaust Systems, Gearboxes

Gasket Coefficient:0.16 to 0.20

Hardness:65-80 Shore A

Inner Ring:Metal or Reinforced Composite

Material:Other, Non-asbestos Fiber, Rubber, Steel, Graphite

Know More

With the immense knowledge and expertise gained, we are reckoned manufacturers and suppliers for Automobile Seal Gasket. Our products are widely appreciated in the industry due to its compact designs and rugged construction. Tested on various quality checks, this Automobile Seal Gasket is widely used in the industries that include automobile, automotive and agriculture. Manufactured with the optimum quality raw materials, we are offering these products on market competitive prices and in a stringent time frame.

Features:
  • Superb quality
  • Fine finish
  • Rugged construction
  • Superior service life

Product Details:

Hardness

30-90 Shore A

Brand

Nobel

Thickness

0.25 to 4 mm

Application

Automobiles




Premium Seal Gasket for Automotive Applications

Our automobile seal gasket combines advanced materials such as non-asbestos fibers, rubber, and steel to provide lasting sealing performance. Designed for automotive engines, exhaust systems, and gearboxes, this gasket offers strong compression resistance, maintains its integrity under pressure, and supports a wide variety of installation requirements. With exceptional temperature and corrosion resistance, it ensures durability and reliability even in demanding environments.


Versatile Design Options for Seamless Fit

Choose from flat or spiral wound seal types, various shapes, and thicknesses to suit your requirements. Options include standard or customized sizes, black or dark grey finishes, reinforced metal or composite inner rings, and versatile outer ring constructions. The gaskets smooth or embossed surface finish and direct-fit installation simplify the process, saving time and ensuring a leak-free connection.

FAQs of Automobile Seal Gasket:


Q: How does the gasket maintain its sealing performance under high pressure and temperature?

A: The gasket is crafted from high-strength materials like non-asbestos fiber, graphite, and rubber, and reinforced with steel or composite rings. Its engineered structure ensures excellent compression set (1225 MPa tensile strength) and temperature resistance up to 260C, allowing it to maintain an effective seal at pressures up to 150 bar and in harsh environments.

Q: What benefits does OEM compatibility provide for replacement or new assembly?

A: OEM compatibility ensures the gasket matches the dimensions and performance requirements for original equipment. This compatibility enables seamless integration into existing assemblies for both replacements and new builds, reducing installation errors and optimizing reliability.

Q: When should this gasket be used in automotive maintenance or repair?

A: This gasket is ideal for periodic maintenance, component upgrades, or during the replacement of engine, gearbox, or exhaust system parts. Its durability supports extended service intervals while ensuring dependable sealing against oil, fuel, coolant, or air leaks.

Q: Where can this automobile gasket be installed?

A: The gasket is designed for use in automotive engines, exhaust assemblies, and gearboxes. Thanks to its versatility in size and shape, it can be tailored for a wide range of specific locations within these systems with either round or custom-cut profiles.

Q: What is the installation process for this seal gasket?

A: Installation is straightforward due to the direct-fit (bolt-on) design. Simply align the gasket with the intended surfaces after proper cleaning, bolt the components together, and the gaskets low compression set ensures immediate and effective sealing without the need for special adhesives or tools.

Q: How does the gaskets corrosion and chemical resistance enhance its longevity?

A: With excellent resistance to corrosion and compatibility with media such as oil, coolant, fuel, and air, the gasket delivers long-term performance even in demanding automotive environments. Its outer ringsrubber-coated or compositeprovide additional protection against harsh fluids and environmental factors.

Q: What packing options are available for bulk or project-based requirements?

A: The gasket can be supplied in box, polybag, or bulk packaging, allowing flexibility for both individual replacements and large-volume projects. This variety makes it convenient for automotive workshops, assembly lines, and distributors across India.

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Copper Clad Gaskets

Price: 10-500 आईएनआर

/

Unit

Minimum Order Quantity : 10 टुकड़ा

Copper Clad Gaskets

Application:Sealing in high-pressure and high-temperature environments such as pipelines, valves, engines, and heat exchangers

Gasket Coefficient:Typically 2.0 - 2.5

Hardness:Soft to medium, depending on filler and copper grade

Inner Ring:Soft asbestos or graphite filler

Material:Other, Copper with filler (asbestos/graphite)

Know More

From a known number of years in the past, we are engaged as the manufacturers and suppliers of Copper Clad Gaskets from Bhosari, Maharashtra. Our products are widely appreciated and acclaim to be the best in the industry due to its superior performance and optimum quality. Moreover, these copper claded gaskets are widely used in oil and gas and agriculture industries. Furthermore, all the products are quality tested by our team of experts and are being offered at customer affordable prices, that too in a timely manner.

Features:
  • Sturdy construction
  • Compact look
  • Intricate designs
  • Available in various specifications

Specification

  • Maximum Temperature :600deg F
  • Thickness :2-10 mm
  • Material: Copper


Superior Sealing Performance

Copper clad gaskets combine a copper-bronze outer ring with a soft filler to deliver optimal sealing efficiency. Their smooth or grooved surface finish is tailored to the application, ensuring a reliable barrier against leaks, even under fluctuating pressure and demanding environmental conditions. With a low compression set and robust temperature resistance, they are ideal for critical industrial processes.


Corrosion and Temperature Resistant

Engineered to withstand exposure to most industrial fluids, copper clad gaskets exhibit excellent resistance to corrosion and chemical attack. Their durable composition maintains integrity at temperatures up to 400C and pressures up to 200 bar, making them suitable for use with steam, oil, gas, acids, and alkalis. They adhere to RoHS and REACH standards for safe application.


Customizable and Easy Installation

These gaskets are available in a variety of shapes and sizes to meet specific project requirements. Edges are precisely cut or formed, and storage is straightforwarddry, room temperature, away from corrosive agents. Installation methods include both manual placement and automated assembly, allowing flexibility to streamline operations and reduce downtime.

FAQs of Copper Clad Gaskets:


Q: How are copper clad gaskets installed in industrial applications?

A: Copper clad gaskets can be manually placed onto flange joints or incorporated into automated assembly lines, depending on operational requirements and production scale. Their precise edge formation ensures a secure fit during installation.

Q: What types of environments are these gaskets suitable for?

A: These gaskets are designed for high-pressure, high-temperature environments such as pipelines, engines, valves, and heat exchangers. They perform reliably in contact with steam, oil, gas, acids, and alkalis.

Q: When should I choose a smooth versus a grooved surface finish for my gasket application?

A: A smooth surface finish is ideal for flanges with regular surfaces, while a grooved finish is preferred for irregular surfaces to enhance sealing effectiveness. Selection depends on the flange type and operating conditions.

Q: Where do copper clad gaskets demonstrate the greatest benefit?

A: Copper clad gaskets offer maximum benefit in systems requiring long-lasting, reusable, and corrosion-resistant sealsespecially where standard gaskets may fail under cycling pressure or aggressive media.

Q: What materials are used in the construction of copper clad gaskets?

A: The outer ring is made of copper-bronze, while the inner ring contains a soft filler, typically asbestos or graphite, producing a gasket that balances softness, resilience, and chemical resistance.

Q: What is the process behind the manufacturing of these gaskets?

A: Copper clad gaskets are produced using a pressed and bonded technique, ensuring a stable bond between the copper cladding and the filler material, which results in low leakage rates and high compression resistance.

Q: What are the storage and packaging recommendations for copper clad gaskets?

A: Gaskets should be stored in a dry environment at room temperature and kept away from corrosive agents. Packaging options include individual wrapping or bulk packing, tailored to customer requirements for safe handling.

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Paper Gasket

Minimum Order Quantity : 10 टुकड़ा

Paper Gasket

Application:Industrial, Automotive, Plumbing, Pipe Flanges, Engines, Pumps

Gasket Coefficient:0.7 to 1.2

Hardness:Medium to Hard

Inner Ring:Optional, as per design

Material:Other, High Grade Compressed Paper / Cellulose Fiber

Know More

Renowned to be the leaders in the industry, we are the best manufacturers and suppliers for Paper Gasket from Bhosari, Maharashtra. Tested on various parameters and quality checks, these products acclaim to be the best in the market due to its fine finish. Moreover, this paper gasket is widely used to provide sealing solutions in pressure and temperature applications. Furthermore, our team of experts works in perfect compliance with the set industry standards and these products are being offered at cost effective prices and in a given time frame.

Features:
  • Low coefficient of friction
  • Self lubricating
  • Superior sealing material
  • Reliability

Specification

  • Material :Rubber
  • Hardness :60 Shore A
  • Packing Type :Box



Versatile Applications

Designed to fit a wide range of applications, our paper gaskets are ideal for sealing pipe flanges, engines, pumps, and plumbing systems. Their universal flange compatibility and resistance to various chemicals make them a dependable choice in both industrial and automotive environments. Customizable shapes and sizes further enhance usability for unique requirements.


Performance and Durability

Engineered for reliability, these paper gaskets provide a smooth, uniform seal with excellent resistance to corrosion and a wide range of solvents, mild acids, and alkalis. With a working temperature range up to 120C and pressure ratings up to 15 Bar, these gaskets maintain integrity under demanding conditions, ensuring a safe and long-lasting installation.


Eco-Friendly and Customizable

Our gaskets are manufactured from eco-friendly and sustainable compressed paper cellulose fiber. Customers can select exact thickness, shape, and size to suit their application, with optional inner and outer rings as needed. Bulk and packet packaging options are available for diverse industrial needs.

FAQs of Paper Gasket:


Q: How is the Paper Gasket installed for industrial and automotive applications?

A: Paper Gaskets are installed manually. Ensure that the flange surfaces are clean and dry before aligning the gasket. Place the gasket in position and then secure the flanges according to the recommended torque settings to achieve an effective seal.

Q: What are the benefits of using high-grade compressed paper gaskets?

A: These gaskets offer a smooth surface finish, low compression set, and reliable sealing against oil, water, air, mild acids, and fuels. Their good chemical and corrosion resistance, combined with eco-friendly materials, make them a cost-effective and sustainable option for various sealing needs.

Q: When should I replace my paper gasket?

A: Replace your paper gasket during routine maintenance or if you notice signs of wear, leaks, or physical damage. Given its shelf life of up to 5 years, timely replacement ensures consistent performance and prevents unexpected seal failures.

Q: Where can these paper gaskets be used?

A: These gaskets are suitable for pipe flanges, engines, pumps, plumbing systems, and other applications in industrial, automotive, and plumbing sectors. Their compatibility with oils, fuels, water, air, and mild chemicals broadens their usability.

Q: What customization options are available for this gasket?

A: Customers can specify the gaskets size, shape (round, square, oval, or custom), and thickness (0.25 mm to 5 mm). Optional inner or outer rings can also be incorporated as required by the specific application.

Q: How does this paper gasket perform under different pressures and temperatures?

A: The gasket is designed to withstand temperatures from -20C to +120C and can handle pressure up to 15 Bar, including full vacuum service, making it suitable for a range of industrial environments.

Q: What is the process for ordering bulk or packet packaging?

A: Gaskets are supplied in both bulk and packet packaging. To order, specify your preferred packaging type, required dimensions, and quantity when placing your order. Manufacturers and suppliers across India accommodate customized requests efficiently.

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Graphite Gasket

Price: 10-500 आईएनआर

/

Unit

Minimum Order Quantity : 10 टुकड़ा

Graphite Gasket

Application:High temperature and pressure sealing in piping, heat exchangers, pumps, and valves

Gasket Coefficient:m = 3.0

Hardness:35-65 Shore A

Inner Ring:Stainless Steel or as specified

Material:Other, Pure Graphite / Graphite with Metal Insert

Know More

We have a expertise of 18 years in the field of manufacturing and supplying a wide range of gaskets. That said, we offer excellent quality Graphite Gasket to our widely scattered clients, at most affordable rates. These are designed and fabricated at our ultra modern facility using top notch quality raw materials and latest innovative techniques. Our products are easily distinguishable from our competitors' in the way that they are extremely strong and lasts for very long time. These are extensively used in different industries for covering any leaks or holes in pipes and hoses. To ensure that our clients get full satisfaction using our Graphite Gaskets, we offer them after rigorous checking and inspection on well defined quality parameters.

 Specification

  • Working Temperature for Oxidizing Atmosphere :- 240 to 450deg C
  • Working Temperature In Steam :- 240 to 650deg C
  • Working Temperature in Non Oxidizing Atmosphere :- 240 to 3000deg C
  • Working Temperature for Oxidizing Atmosphere :- 240 to 450deg C


Outstanding Performance in Extreme Environments

These graphite gaskets are designed to excel in high temperature and pressure conditions, supporting a pressure resistance of up to 250 bar and a temperature range from -200C to 550C. Their excellent chemical and corrosion resistance makes them a reliable choice for handling steam, oil, gas, and various chemicals in critical industrial applications.


Flexible and Customizable Solutions

Offered in sheet, ring, or cut piece forms, our gaskets can be customized in terms of size, thickness (1 mm to 5 mm), and reinforcement (with or without stainless steel insert) to match specific client requirements. Adherence to ASME, DIN, JIS, or IS standards ensures seamless integration into existing systems.

FAQs of Graphite Gasket:


Q: How are graphite gaskets with tanged stainless steel reinforcement beneficial for high-pressure sealing?

A: Tanged stainless steel reinforcement provides additional mechanical strength and stability, allowing the gasket to maintain a secure seal under high pressureup to 250 barwhile resisting damage from pressure cycling in demanding industrial environments.

Q: What applications are graphite gaskets suitable for?

A: These gaskets excel in sealing piping, heat exchangers, pumps, and valves within industries handling steam, oil, gas, or chemicals, especially where high temperature (up to 550C) and aggressive media are present.

Q: When should I choose a graphite gasket with metal insert versus a pure graphite gasket?

A: A graphite gasket with metal insert is recommended when higher mechanical reinforcement is required, particularly in fluctuating pressure or load conditions. Pure graphite gaskets are suitable where flexibility, thermal conductivity, and chemical resistance are paramount without significant mechanical stresses.

Q: Where are these graphite gaskets commonly manufactured and supplied from?

A: Our graphite gaskets are manufactured and supplied from India, with distribution offered to clients according to their specified requirements.

Q: What is the process for ordering customized graphite gaskets?

A: To order custom graphite gaskets, provide specifications such as required size, thickness, reinforcement type, and application. Minimum order quantities are set as per customer requests, and products are manufactured in compliance with international standards like ASME or DIN.

Q: How long can these gaskets be stored before use, and do they have a shelf life?

A: These gaskets possess an unlimited shelf life as long as they are stored properly in dry, contamination-free environments, ensuring they remain effective for use even after extended storage periods.

Q: What benefits do the smooth, anti-stick surface and excellent corrosion resistance offer?

A: The smooth, anti-stick surface minimizes adhesion to flange faces, reducing installation and removal time, while outstanding corrosion resistance ensures longevity and performance in aggressive chemical and acidic environments.

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Envelope Gasket

Price: 10-500 आईएनआर

/

Unit

Minimum Order Quantity : 10 टुकड़ा

Envelope Gasket

Application:Used in corrosion resistant flange joints, chemical and petrochemical industries, food & pharmaceutical industries, glass lined equipment, reactors and piping

Gasket Coefficient:0.1-0.15 (PTFE)

Hardness:60-85 Shore A dependent on insert

Inner Ring:PTFE envelope or insert/composite

Material:Other, PTFE+Rubber (EPDM, Neoprene, Silicone, Nitrile, Viton, etc.), also available in pure PTFE

Know More

Backed by a team of diligent professionals and vast industrial experience, we have emerged as one of the leading manufacturers and suppliers of Envelope Gasket. It is widely used to protect the exposed joint edge from corrosion attack for convenience of our patrons. These are made using top class raw materials that we procure from reliable sources. Some qualities that differentiate our gaskets from competitors' are excellent thermal properties, perfect finishing, optimum strength, and excellent resistance to chemical & abrasion. Offered Envelope Gasket can be availed from us in different sizes and technical specifications as per requirements.

Specification

  • Thickness :5-20 mm
  • Maximum Temperature :260deg C
  • Material: Round


Superior Chemical Resistance

Envelope gaskets crafted with PTFE envelopes provide unmatched resistance to almost all chemicals, making them the preferred choice for corrosive environments found in chemical and petrochemical industries. Their robust nature ensures long-lasting protection of flange joints and process equipment.


Versatile Application & Customization

With customizable sizes (15 mm600 mm) and shapes (round, square, rectangular, oval, custom), envelope gaskets serve a broad spectrum of needs, from pharmaceutical processing to glass-lined reactors. Their adaptability ensures precise fitting and high sealing efficiency for demanding industries.


High Sealing Efficiency & Safety

Featuring advanced molded and machined manufacturing, envelope gaskets achieve Class A leakage performance. Their smooth, non-porous PTFE surfaces guarantee excellent sealing under extreme temperature (-200C to +260C), pressure (up to 40 bar), and vacuum conditions, contributing significantly to operational safety.

FAQs of Envelope Gasket:


Q: How does the envelope gasket ensure high chemical resistance in industrial applications?

A: Envelope gaskets offer excellent chemical resistance through their PTFE outer layer, which withstands almost all corrosive substances commonly encountered in chemical, petrochemical, and pharmaceutical industries. This ensures reliable sealing and long-term durability in harsh environments.

Q: What shapes and sizes are available for envelope gaskets?

A: Envelope gaskets are available in standard shapes such as round, square, rectangular, and oval, plus custom configurations. Sizes range from 15 mm to 600 mm, with tailored dimensions possible to suit specific flange or equipment requirements.

Q: When should I select a composite insert versus pure PTFE for my envelope gasket?

A: A composite insert, like EPDM, Silicone, or Viton, improves compressibility and adapts to varying hardness needs (60-85 Shore A), making it suitable for applications needing a tighter seal under fluctuating conditions. Pure PTFE is ideal when maximum chemical resistance or extremely high temperatures are required.

Q: Where can envelope gaskets be used effectively?

A: Envelope gaskets are typically utilized in corrosion-resistant flange joints, glass-lined reactors, pipelines, chemical processing facilities, petrochemical plants, and food and pharmaceutical industries, especially where aggressive media and stringent sealing are critical.

Q: What is the manufacturing process of these envelope gaskets?

A: Envelope gaskets are manufactured using both molding and machining techniques to achieve precise dimensions, smooth non-porous PTFE surfaces, and reliable integration of PTFE envelopes with supporting inserts. This results in consistent, high-quality performance across various applications.

Q: How should envelope gaskets be used for optimal sealing performance?

A: For optimal performance, select the appropriate size and material for your application, ensuring the gasket is properly aligned and compressed within the flange joint. Avoid reusing as these gaskets are designed for one-time, high-efficiency sealing to maintain Class A leakage control.

Q: What are the main benefits of using envelope gaskets in industrial setups?

A: Envelope gaskets deliver superior protection and sealing efficiency under high pressures (up to 40 bar) and extreme temperatures (-200C to +260C). Their chemical resistance, reliability, and adaptability to various shapes and standards make them indispensable for safe operations in critical industrial environments.

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