Best Sheet Gaskets of 2026

Brian Howie Avatar
Brian Howie
Last Updated: Jan 7, 2026

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

Sheet gaskets are versatile sealing solutions commonly used in various industries. These flat, flexible gaskets are made from materials like rubber, cork, or compressed fiber and are designed to create a tight seal between two surfaces. Sheet gaskets are available in different sizes and thicknesses, making them suitable for a wide range of applications. They are often used in pipelines, flanges, and other equipment where a reliable and durable seal is required. With their excellent resistance to pressure, temperature, and chemicals, sheet gaskets are an essential component in ensuring leak-free operations in various industries.

At a Glance: Our Top Picks

Strongthium Cork Rubber & Non-Asbestos Gasket Sheets 5-Pack Cover #TOP 1
Strongthium Cork Rubber & Non-Asbestos Gasket Sheets 5-Pack
ftb score rating icon 9.9
Remflex GS16511 Gasket Sheet Cover #TOP 2
Remflex GS16511 Gasket Sheet
ftb score rating icon 9.8
Nuanchu High Temp Gasket Material 12 Sheets Cover #TOP 3
Nuanchu High Temp Gasket Material 12 Sheets
ftb score rating icon 9.6

Top 10 Sheet Gaskets

#TOP 1

Strongthium Cork Rubber & Non-Asbestos Gasket Sheets 5-Pack

5pcs Grey+Cork+Yellow
Yellow & Grey
Strongthium Cork Rubber & Non-Asbestos Gasket Sheets 5-Pack Cover
Strongthium 5 Pcs Cork Rubber Gasket Material + Non Asbestos Gasket Making Material Paper Sheet High Temp for Gasoline Diesel Oil Small Engine DIY Rebuild Sealing

The Strongthium Gasket Sheets offer five large, flexible sheets that you can easily cut to fit your specific needs. With a generous size, you can create custom gaskets for DIY repairs or professional projects without hassle. The set includes different thicknesses, so you have the right material for various sealing jobs, whether it's automotive or industrial machinery. Made from high-quality, asbestos-free materials, these sheets are safe for you and the environment. They stand up well to oil, heat, pressure, and wear, providing reliable durability for tough tasks and helping you get the job done right every time.

What We Like
Varied thickness options
Large, easy-to-cut sheets
Asbestos-free, safe materials
High resistance to oil and heat
Flexible for custom shapes
#TOP 2

Remflex GS16511 Gasket Sheet

GS16511
Black
Remflex GS16511 Gasket Sheet Cover
Remflex GS16511 Gasket Sheet

The Remflex Gasket Sheet is made from a unique flexible graphite material that has been trusted for over 30 years. This DIY-friendly product allows you to easily cut it using a razor blade or Exacto-Knife, making it simple to customize for your needs. You can trace your desired pattern and then create bolt holes without hassle. Notably, this gasket sheet is thicker than many alternatives, so you won't need longer bolts than your existing fasteners. With its universal fit, it’s designed to suit a variety of applications, providing convenience and flexibility for users.

What We Like
Durable graphite material
Easy to cut and customize
No need for longer bolts
Universal fit design
#TOP 3

Nuanchu High Temp Gasket Material 12 Sheets

HL-Nuanchu-4409
Nuanchu High Temp Gasket Material 12 Sheets Cover
Nuanchu 12 Pcs Gaskets Materials 15 x 11.8 Inch High Temperature Gasket Material 3 Thickness Gasket Sheets for DIY Gasoline and Diesel Rebuild Sealing Projects

The Nuanchu Gasket Sheets come in a pack of 12, giving you plenty of material for various sealing projects. You get three thickness options, so you can choose the perfect size for your needs, whether it's a thin or thicker gasket. The sheets are flexible and easy to cut, making them great for DIY work. Each sheet is large enough to handle different projects, providing ample space to create the exact shape you want. Plus, these sheets resist high heat and pressure, so your gaskets will hold up well over time in tough conditions.

What We Like
Varied thickness options
Flexible and easy to cut
High temperature resistance
Large sheet size
Ample quantity
#TOP 4

HTJZWG Non-Asbestos Gasket Sheets 0.8-1.2mm

HTJZWG
HTJZWG005-1
15"x11.8"
HTJZWG Non-Asbestos Gasket Sheets 0.8-1.2mm Cover
HTJZWG Non-Asbestos Gasket Making Material - 3 Sheets 15"x11.8" Oil-Resistant & High-Temperature, Stable Sealing for Small Engine Repair, Lawn Mower, Motorcycle, Generator - 0.8mm/1mm/1.2mm

The HTJZWG Gasket Sheets are designed for use with small engines, motorcycles, generators, and power tools, making them ideal for fixing carburetor seals, oil pans, and valve covers. These sheets resist oil and high temperatures, so you can count on them to hold up even in tough conditions. They also provide excellent insulation and resist wear and corrosion, which helps your repairs last longer. Plus, the material is dense and strong, keeping a tight seal even when things vibrate. The sheets are easy to work with—you just trace the shape you need and cut it out, making your DIY repairs simple and effective.

What We Like
Oil resistance
High temperature endurance
Wear and corrosion resistance
Strong vibration sealing
Easy DIY cutting
#TOP 5

Lamons GS700103130X30 Non-Asbestos Gasket

GS700103130X30
30X30
Lamons GS700103130X30 Non-Asbestos Gasket Cover
Lamons Sterling Seal and Supply (STCC) GS700103130X30 Green Aramid Fibers/NBR 7001 Non-Asbestos Compressed Sheet, 30" Length, 30" Width, 0.031" Thick

The Lamons Non-Asbestos Gasket is a versatile and durable gasket material made from a blend of aramid and synthetic fibers, bonded with nitrile rubber. This non-asbestos sheet is designed to handle various media types, including water, diluted alkalis, and industrial gases, making it ideal for diverse applications. Manufactured under strict ISO-9001 quality standards, you can trust its reliability in critical environments. Its use in equipment like valves and pumps ensures a secure fit, reducing the chances of leaks and enhancing your system's efficiency.

What We Like
Durable non-asbestos material
Handles various media types
Manufactured under strict quality control
Ideal for valves and pumps
#TOP 6

DVBB Non-Asbestos Gasket Material Sheets 3-Pack

DVBB
15 x11.8 High
DVBB Non-Asbestos Gasket Material Sheets 3-Pack Cover
DVBB Gaskets Material Non Asbestos Materials-15 x11.8 in Temperature Gasket Material-Multiple Thickness Gasket Making Material Sheet for DIY Gasoline Diesel Oil Rebuild Sealing 3pack

The DVBB Gasket Material Set includes three sheets of varying thicknesses, giving you flexibility to choose the right size for different sealing projects. These sheets are asbestos-free, making them safer for you and better for the environment while offering strong resistance against oil, high temperatures, and pressure. Each sheet measures 15 by 11.8 inches, providing a large surface area that’s easy to cut and shape exactly how you need it for your DIY projects. This makes the set ideal for automotive, industrial, and small engine repairs where custom gasket solutions are required.

What We Like
Multiple thickness options
Asbestos-free safety
Large, easy-to-cut sheets
High temperature and oil resistance
Versatile for various engines
#TOP 7

YAMAKATO Q3S-Industrial 1.2mm Gasket Sheets

1.2MM
YAMAKATO Q3S-Industrial 1.2mm Gasket Sheets Cover
YAMAKATO Q3S-Industrial 1.2mm Gasket Material Paper Sheet Non-Asbestos Gasoline and Diesel Fuel Resistant for Small Engine Automotive DIY Rebuild Sealing

The YAMAKATO Q3S Gasket Sheets come in two large, durable pieces measuring 14.57 by 11.5 inches and are 1.2mm thick, perfect for various sealing needs. Thanks to a special rolling process and unique Q3S formula, the material is densely packed, giving you a strong and tough gasket that holds up well under pressure. These sheets are designed to seal against water, steam, fuel, oil, and even acidic or alkaline substances, making them ideal for engines, compressors, and chemical applications. Plus, they’re great for DIY projects around your home or garden, offering solutions like vibration dampening, water resistance, and sound reduction. This versatility makes them a handy tool for any custom gasket job.

What We Like
High-density strength and toughness
Wide chemical and temperature resistance
Large sheet size for customization
Versatile DIY and industrial use
#TOP 8

HTJZWG Non-Asbestos Gasket Material Sheets

HTJZWG
HTJZWG005-2
15"x11.8"
HTJZWG Non-Asbestos Gasket Material Sheets Cover
HTJZWG Non-Asbestos Gasket Making Material - 6 Sheets 15"x11.8" Oil-Resistant & High-Temperature, Stable Sealing for Small Engine Repair, Lawn Mower, Motorcycle, Generator - 0.8mm/1mm/1.2mm

The HTJZWG Gasket Sheets are designed for use with small engines, motorcycles, generators, and power tools, making them perfect for tasks like sealing carburetors, oil pans, and valve covers. These sheets resist oil and high temperatures, so you don’t have to worry about damage or leaks under tough conditions. Their durable material also offers excellent insulation and wear resistance, helping your parts last longer. Plus, you can easily customize the gaskets yourself by tracing and cutting the sheets to fit your specific needs, making repairs quick and straightforward.

What We Like
Oil resistance
High temperature endurance
Easy DIY customization
Wear and corrosion resistance
Strong, leak-free sealing
#TOP 9

YRZHKS High Temperature Gasket Paper 7"x10" 2 Pack

YRZHKS
25012102
White
YRZHKS High Temperature Gasket Paper 7"x10" 2 Pack Cover
High Temperature Gasket Paper, Furnace Burner Gasket Fits for Pellet Stoves, Wood Stoves, Boilers, Furnaces, Kilns, Forges DIY Exhaust Gasket, High Temperature Insulation 7” x 10 ‘x1/8’ Thick, 2 Pack

The YRZHKS Heat-Resistant Gasket is designed to handle extreme temperatures up to 2100°F, making it perfect for sealing doors and openings in pellet stoves, wood stoves, boilers, and more. You can trust its ceramic fiber construction for excellent heat resistance and durability. This gasket material is flexible and easy to work with—you can cut it to any size or shape you need using simple tools like scissors or a utility knife. Whether you're a DIY enthusiast or need a reliable gasket for your furnace or kiln, this two-pack provides enough material to complete your project efficiently.

What We Like
High heat resistance
Ceramic fiber material
Flexible and easy to cut
Versatile for many applications
#TOP 10

YAMAKATO Q2P-Commercial 0.8mm Fiber Gasket Sheet

0.8mm
YAMAKATO Q2P-Commercial 0.8mm Fiber Gasket Sheet Cover
YAMAKATO Q2P-Commercial 0.8mm Gasket Material Paper Sheet Non-Asbestos Gasoline and Diesel Fuel Resistant for Small Engine Automotive DIY Rebuild Sealing

The YAMAKATO Q2P Fiber Gasket is a reliable choice for anyone working on small engines or automotive repairs. Made from a blend of rubber and aramid, this gasket sheet offers strong heat resistance and durability, helping you create long-lasting seals. Its uniform thickness and density mean you get consistent performance with less wear or deformation over time, which is great for maintaining tight seals. Plus, the material resists oils, gasoline, and other fuels, so it holds up well in tough environments. Whether you’re fixing motorcycles, lawn mowers, or power tools, this gasket sheet makes your DIY projects easier and safer.

What We Like
Non-asbestos fiber material
Heat-resistant rubber and aramid
Uniform thickness and density
Resistant to oil and fuels
Ideal for small engines
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What is the function of gasket sheet?

The function of a gasket sheet is to act as a seal between two surfaces, preventing leakages. It fills the gaps between components of machines, reducing friction and ensuring a secure connection.

2. Do paper gaskets work?

Yes, paper gaskets are known for their durability and flexibility. They are effective in making machinery safer to operate and can withstand high pressure and temperatures. Additionally, paper gaskets may provide extra insulation.

3. What are the 3 types of gasket?

The three types of gaskets are: 1. Metallic Gaskets: Also known as ring gaskets or RTJ gaskets, these are made of metal and provide a strong seal. 2. Non-metallic Gaskets: These soft gaskets can be easily compressed and are suitable for low tension bolting. 3. Composite Gaskets: These gaskets are made of a combination of materials such as rubber, reinforcing fibers, PTFE, and more.

4. What are the different types of sheet gaskets?

Sheet gaskets are available in various materials, including flexible graphite, rubber (such as Nitrile, SBR, EPDM, Neoprene), rubber with reinforcing fibers (like Aramid, Fiberglass, Mineral Fibers), PTFE, PTFE composites, Mica, and more.

5. Why are flat sheet gaskets used?

Flat sheet gaskets are used to seal joints and prevent water leakage. They provide a buffer between joints, acting as a barrier between different sides of elements and ensuring a secure and leak-free connection.

6. How do gaskets prevent leaks?

Gaskets and seals create barriers between two objects, preventing leaks. Gaskets are used to seal joints and are commonly composed of flat and round washers. They provide a seal between two moving parts or static surfaces, preventing the leakage of fluids, gases, or dust.

7. Do you need gasket sealer on paper gaskets?

Using a gasket sealer during the installation of a paper gasket can provide additional protection against leaks. It helps fill any gaps or holes between surfaces, preventing the ingress or egress of dust, solvents, or gases.

8. Can I use gasket sealer instead of a gasket?

Gasket makers and flange sealants can replace many conventional gaskets, but they should not be used as a substitute for a head gasket. It is important to use the appropriate gasket for each specific application to ensure a proper and reliable seal.

Editor's Notes

During our sheet gasket research, we found 24 sheet gasket products and shortlisted 10 quality products. We collected and analyzed 5,035 customer reviews through our big data system to write the sheet gaskets list. We found that most customers choose sheet gaskets with an average price of $18.79.

The sheet gaskets are available for purchase. We have researched hundreds of brands and picked the top brands of sheet gaskets, including Strongthium, Remflex, Nuanchu, HTJZWG, Lamons. The seller of top 1 product has received honest feedback from 585 consumers with an average rating of 4.9.

Written by
Brian Howie Avatar

Brian Howie is a content writer and senior industrial designer. After graduation from Westminster College, he has been engaged in product design and manufacturing for 18 years. Brian Howie has always found great pleasure in designing industrial products and sharing his ideas and experience online.