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RS PRO Graphite Gasket Sheet, Black, 3 mm Thick, 700 °C 750 mm 500 mm

RS PRO Graphite Gasket Sheet, Black, 3 mm Thick, 700 °C 750 mm 500 mm

RS Stock No. 268-6956

Brand RS Pro

  • Category: Gasket Sheets
  • Sheet Size: 500 x 500mm
  • Width: 500mm

AED 443.05

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RS PRO Graphite Gasket Sheet, Black, 1.5 mm Thick, 700 °C 750 mm 500 mm

RS PRO Graphite Gasket Sheet, Black, 1.5 mm Thick, 700 °C 750 mm 500 mm

RS Stock No. 268-6954

Brand RS Pro

  • Maximum Operating Temperature: 700°C
  • Product Type: Gasket Sheet
  • Thickness: 1.5mm

AED 317.05

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RS PRO Compressed Fibre Gasket Sheet, Black, 2 mm Thick, 400 °C 750 mm 500 mm

RS PRO Compressed Fibre Gasket Sheet, Black, 2 mm Thick, 400 °C 750 mm 500 mm

RS Stock No. 268-6947

Brand RS Pro

  • Maximum Operating Pressure: 120 bar
  • Section: Bearings & Seals
  • Standards/Approvals: BS 7531 Grade X, BAM, RoHS, DNV GL, DVGW DIN 3535-6, DVGW DIN 30653

AED 741.40

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RS PRO Compressed Fibre Gasket Sheet, Black, 0.5 mm Thick, 400 °C 750 mm 500 mm

RS PRO Compressed Fibre Gasket Sheet, Black, 0.5 mm Thick, 400 °C 750 mm 500 mm

RS Stock No. 268-6944

Brand RS Pro

  • Material: Compressed Fibre
  • Maximum Operating Temperature: 400°C
  • Section: Bearings & Seals

AED 381.09

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RS PRO Compressed Fibre Gasket Sheet, Black, 0.8 mm Thick, 400 °C 750 mm 500 mm

RS PRO Compressed Fibre Gasket Sheet, Black, 0.8 mm Thick, 400 °C 750 mm 500 mm

RS Stock No. 268-6945

Brand RS Pro

  • Category: Gasket Sheets
  • Category Link: https://ae.rsdelivers.com/browse/mechanical-fluid-power-tools/bearings-seals/gaskets-seals-packings/gasket-sheets
  • Thickness: 0.8mm

AED 419.46

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RS PRO Compressed Fibre Gasket Sheet, Black, 1.5 mm Thick, 400 °C 750 mm 500 mm

RS PRO Compressed Fibre Gasket Sheet, Black, 1.5 mm Thick, 400 °C 750 mm 500 mm

RS Stock No. 268-6946

Brand RS Pro

  • Category: Gasket Sheets
  • Category Link: https://ae.rsdelivers.com/browse/mechanical-fluid-power-tools/bearings-seals/gaskets-seals-packings/gasket-sheets
  • Section: Bearings & Seals

AED 573.15

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RS PRO Compressed Fibre Gasket Sheet, Blue, 2 mm Thick, 350 °C 750 mm 500 mm

RS PRO Compressed Fibre Gasket Sheet, Blue, 2 mm Thick, 350 °C 750 mm 500 mm

RS Stock No. 268-6942

Brand RS Pro

  • Category: Gasket Sheets
  • Section: Bearings & Seals
  • Width: 500 mm

AED 506.36

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RS PRO Compressed Fibre Gasket Sheet, Green, 0.5 mm Thick, 440 °C 750 mm 500 mm

RS PRO Compressed Fibre Gasket Sheet, Green, 0.5 mm Thick, 440 °C 750 mm 500 mm

RS Stock No. 268-6948

Brand RS Pro

  • Category: Gasket Sheets
  • Standards/Approvals: WRAS, FIRE SAFE ISO 10497, DVGW DIN 3535-6, DNV GL, EC 1935/2004, TA Luft, BS 7531 Grade X, ELL, ABS, BAM, DVGW DIN 30653, RoHS
  • Width: 500 mm

AED 340.65

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RS PRO Compressed Fibre Gasket Sheet, Green, 2 mm Thick, 440 °C 750 mm 500 mm

RS PRO Compressed Fibre Gasket Sheet, Green, 2 mm Thick, 440 °C 750 mm 500 mm

RS Stock No. 268-6951

Brand RS Pro

  • Category Link: https://ae.rsdelivers.com/browse/mechanical-fluid-power-tools/bearings-seals/gaskets-seals-packings/gasket-sheets
  • Maximum Operating Pressure: 120 bar
  • Maximum Operating Temperature: 440°C

AED 556.24

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RS PRO Compressed Fibre Gasket Sheet, Green, 3 mm Thick, 440 °C 750 mm 500 mm

RS PRO Compressed Fibre Gasket Sheet, Green, 3 mm Thick, 440 °C 750 mm 500 mm

RS Stock No. 268-6952

Brand RS Pro

  • Length: 750mm
  • Product Type: Gasket Sheet
  • Thickness: 3mm

AED 716.40

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RS PRO Graphite Gasket Sheet, Black, 1 mm Thick, 700 °C 750 mm 500 mm

RS PRO Graphite Gasket Sheet, Black, 1 mm Thick, 700 °C 750 mm 500 mm

RS Stock No. 268-6953

Brand RS Pro

  • Length: 750mm
  • Maximum Operating Pressure: 100bar
  • Maximum Operating Temperature: 700°C

AED 289.41

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RS PRO Graphite Gasket Sheet, Black, 2 mm Thick, 700 °C 750 mm 500 mm

RS PRO Graphite Gasket Sheet, Black, 2 mm Thick, 700 °C 750 mm 500 mm

RS Stock No. 268-6955

Brand RS Pro

  • Length: 750mm
  • Material: Graphite
  • Maximum Operating Temperature: 700°C

AED 379.24

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RS PRO Compressed Fibre Gasket Sheet, Blue, 0.5 mm Thick, 350 °C 750 mm 500 mm

RS PRO Compressed Fibre Gasket Sheet, Blue, 0.5 mm Thick, 350 °C 750 mm 500 mm

RS Stock No. 268-6939

Brand RS Pro

  • Category Link: https://ae.rsdelivers.com/browse/mechanical-fluid-power-tools/bearings-seals/gaskets-seals-packings/gasket-sheets
  • Maximum Operating Pressure: 100 bar
  • Width: 500 mm

AED 299.13

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RS PRO Compressed Fibre Gasket Sheet, Blue, 1.5 mm Thick, 350 °C 750 mm 500 mm

RS PRO Compressed Fibre Gasket Sheet, Blue, 1.5 mm Thick, 350 °C 750 mm 500 mm

RS Stock No. 268-6941

Brand RS Pro

  • Category: Gasket Sheets
  • Maximum Operating Temperature: 350°C
  • Super Section: Gaskets, Seals & Packings

AED 393.73

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RS PRO Compressed Fibre Gasket Sheet, Blue, 3 mm Thick, 350 °C 750 mm 500 mm

RS PRO Compressed Fibre Gasket Sheet, Blue, 3 mm Thick, 350 °C 750 mm 500 mm

RS Stock No. 268-6943

Brand RS Pro

  • Material: Compressed Fibre
  • Product Type: Gasket Sheet
  • Thickness: 3mm

AED 634.67

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RS PRO Compressed Fibre Gasket Sheet, Green, 0.8 mm Thick, 440 °C 750 mm 500 mm

RS PRO Compressed Fibre Gasket Sheet, Green, 0.8 mm Thick, 440 °C 750 mm 500 mm

RS Stock No. 268-6949

Brand RS Pro

  • Category: Gasket Sheets
  • Category Link: https://ae.rsdelivers.com/browse/mechanical-fluid-power-tools/bearings-seals/gaskets-seals-packings/gasket-sheets
  • Width: 500 mm

AED 370.59

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RS PRO Compressed Fibre Gasket Sheet, Green, 1.5 mm Thick, 440 °C 750 mm 500 mm

RS PRO Compressed Fibre Gasket Sheet, Green, 1.5 mm Thick, 440 °C 750 mm 500 mm

RS Stock No. 268-6950

Brand RS Pro

  • Category: Gasket Sheets
  • Category Link: https://ae.rsdelivers.com/browse/mechanical-fluid-power-tools/bearings-seals/gaskets-seals-packings/gasket-sheets
  • Super Section: Gaskets, Seals & Packings

AED 445.52

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RS PRO Compressed Fibre Gasket Sheet, Blue, 0.8 mm Thick, 350 °C 750 mm 500 mm

RS PRO Compressed Fibre Gasket Sheet, Blue, 0.8 mm Thick, 350 °C 750 mm 500 mm

RS Stock No. 268-6940

Brand RS Pro

  • Category: Gasket Sheets
  • Product Type: Gasket Sheet
  • Section: Bearings & Seals

AED 342.22

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RS PRO Ethylene Propylene Diene Monomer Full Face Gasket, 115 mm ID, 229 mm OD

RS PRO Ethylene Propylene Diene Monomer Full Face Gasket, 115 mm ID, 229 mm OD

RS Stock No. 268-3019

Brand RS Pro

  • Section Link: https://ae.rsdelivers.com/category/mechanical-fluid-power-tools/bearings-seals
  • Super Section: Gaskets, Seals & Packings
  • Super Section Link: https://ae.rsdelivers.com/category/mechanical-fluid-power-tools/bearings-seals/gaskets-seals-packings

AED 128.08

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RS PRO Ethylene Propylene Diene Monomer Full Face Gasket, 141 mm ID, 254 mm OD

RS PRO Ethylene Propylene Diene Monomer Full Face Gasket, 141 mm ID, 254 mm OD

RS Stock No. 268-3020

Brand RS Pro

  • Material: EPDM
  • Minimum Operating Temperature: -15°C
  • Section Link: https://ae.rsdelivers.com/category/mechanical-fluid-power-tools/bearings-seals

AED 144.09

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RS PRO Ethylene Propylene Diene Monomer Full Face Gasket, 22 mm ID, 89 mm OD

RS PRO Ethylene Propylene Diene Monomer Full Face Gasket, 22 mm ID, 89 mm OD

RS Stock No. 268-3024

Brand RS Pro

  • Category Link: https://ae.rsdelivers.com/browse/mechanical-fluid-power-tools/bearings-seals/gaskets-seals-packings/gaskets-o-rings
  • Maximum Operating Temperature: +100°C
  • Minimum Operating Temperature: -15°C

AED 135.38

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RS PRO Ethylene Propylene Diene Monomer Full Face Gasket, 273 mm ID, 406 mm OD

RS PRO Ethylene Propylene Diene Monomer Full Face Gasket, 273 mm ID, 406 mm OD

RS Stock No. 268-3025

Brand RS Pro

  • Category: Gaskets & O-Rings
  • Inside Diameter: 273mm
  • Minimum Operating Temperature: -15°C

AED 132.07

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RS PRO Ethylene Propylene Diene Monomer Full Face Gasket, 27 mm ID, 98 mm OD

RS PRO Ethylene Propylene Diene Monomer Full Face Gasket, 27 mm ID, 98 mm OD

RS Stock No. 268-3026

Brand RS Pro

  • Inside Diameter: 27mm
  • Minimum Operating Temperature: -15°C
  • Section Link: https://ae.rsdelivers.com/category/mechanical-fluid-power-tools/bearings-seals

AED 213.80

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RS PRO Ethylene Propylene Diene Monomer Full Face Gasket, 34 mm ID, 108 mm OD

RS PRO Ethylene Propylene Diene Monomer Full Face Gasket, 34 mm ID, 108 mm OD

RS Stock No. 268-3028

Brand RS Pro

  • Inside Diameter: 34mm
  • Minimum Operating Temperature: -15°C
  • Outside Diameter: 108mm

AED 99.21

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...

What is gasket material and why does it matter?

Gasket material is the base substance used to form a seal between two mating surfaces in a joint or flange connection. The right gasket material is essential for preventing leaks, maintaining pressure, and protecting the equipment and processes on either side of the seal. Gasket materials vary in chemical compatibility, temperature tolerance, compression set resistance, and mechanical strength, so selecting the wrong type can lead to leaks, contamination, or premature failure. In practice, gasket material choices affect service life, maintenance frequency, and overall uptime across industries such as automotive, oil and gas, chemical processing, food and beverage, water treatment, and electronics cooling. When evaluating gasket materials, consider the media, operating temperature and pressure, flange design, gasket thickness, surface finish, and whether food-grade or pharmaceutical-grade standards apply. By matching the gasket material to the application, you gain both reliable sealing and cost efficiency over the equipment’s life.

What are the most common gasket material types and where are they used?

Here are some widely used gasket material types, with typical applications and key properties:
  • PTFE (Teflon) gasket material: excellent chemical resistance and broad temperature tolerance; often used for highly aggressive chemicals and clean processes. Common in chemical processing, pharmaceutical, and food-grade applications when compatible with media and flange design.
  • Silicone gasket material: good thermal stability and flexibility, broad temperature range, ideal for food-grade and medical devices; excellent for low-pressure sealing and sanitary systems.
  • EPDM gasket material: superb water, steam, and weather resistance; widely used in HVAC, water systems, and hot-water lines; not compatible with petroleum-based fluids.
  • Nitrile (Buna-N) gasket material: strong resistance to oils, fuels, and some solvents; common in automotive, drivetrain, and hydraulic applications; moderate temperature capability.
  • Neoprene gasket material: good balance of oil and weather resistance; used in general purpose seals, pneumatic systems, and some chemical services.
  • FKM/Viton (fluorocarbon) gasket material: excellent chemical and heat resistance; used in chemical processing, aerospace, and oil & gas sectors; suitable for aggressive media at high temperatures.
  • Graphite and graphitized gasket material: high temperature and temperature cycling capability; often employed in high-pressure steam, refinery, and heat-exchanger applications; used as standalone sheets or laminated with elastomer.
  • PTFE-graphite laminated gaskets: combine chemical resistance of PTFE with improved seating and strength from graphite; common in high-purity and high-temperature services.
  • Cork, rubber, and composite gasket sheets: versatile, lower-cost options for general purpose sealing, equipment maintenance, and flange repairs; often used in non-critical or legacy systems.

How do I choose gasket material based on temperature and chemical exposure?

Start with the service media and operating conditions, then select gasket material that offers compatible chemical resistance and the required temperature range. A practical approach:
  • Identify the media: acids, bases, solvents, hydrocarbons, water/steam, or food-grade media. Check chemical compatibility charts for each material.
  • Determine the maximum and average operating temperature, including potential spikes. Choose materials with adequate temperature tolerance and low creep under your load.
  • Assess pressure and flange design: higher pressure and more severe flange conditions may require materials with higher compression resistance or laminated structures (e.g., graphite or PTFE-graphite).
  • Consider long-term reliability: some elastomers exhibit compression set or are less stable with certain media. For aggressive chemicals or hot environments, fluorinated elastomers (FKM/Viton) or PTFE-based options often perform best.
  • Factor in installation and maintenance: some materials are easier to machine, cut, or preform into rings or gaskets for quick replacements.

Are there food-grade or pharmaceutical-grade gasket materials available?

Yes. For food-grade and pharmaceutical-grade sealing, choose gasket materials that meet relevant standards and certifications. Common considerations include:
  • FDA compliance for direct contact with food and beverages
  • USP Class VI or GMP-grade elastomers for medical and pharmaceutical equipment
  • EU and other regional food-contact approvals for materials used in processing and packaging lines
  • Non-toxicity, low extractables, and cleanability, especially in clean rooms and hygienic systems
  • Sanitary designs for gasket sheets and pre-cut gaskets used in dairy, beverage, and pharmaceutical processing

How do I decide gasket thickness and sheet material for a given flange?

Gasket thickness and sheet material influence sealing performance, seating stress, and the likelihood of leaks. General guidelines:
  • Thicker gaskets (e.g., 1.5–3 mm) can accommodate flange imperfections and provide higher seating force, but may require more compression and can increase bolt loads.
  • Thinner gaskets (e.g., 0.5–1 mm) are suitable for well-machined flanges and moderate pressures, reducing bolt load but needing precise surface finish.
  • Sheet material should be selected for media compatibility, temperature, and mechanical requirements. For high-temperature or high-pressure services, graphite, PTFE, or elastomer-impregnated laminates are common choices.
  • Hardness (Shore A) and compressibility affect seating and leak prevention. Softer elastomers seat more easily but may exhibit higher compression set under sustained load.
  • Always consult a gasket material compatibility chart and consider the flange standards (ANSI/ASME, DIN, JIS) to ensure the chosen thickness and material are suitable for the gasket design.

How do I install and maintain gasket materials to maximize life and seal integrity?

Proper installation and maintenance are critical for long-term sealing performance. Best practices include:
  • Inspect ingredients and surfaces: ensure flange faces are clean, flat, and free of burrs, oil, and debris. Use appropriate surface finishes to minimize leakage points.
  • Cut or select the correct size and shape: use precise pre-cut gaskets or templates for custom shapes; avoid damaging the gasket during handling.
  • Choose compatible fasteners and torque: apply recommended bolt patterns and torque according to flange standards to achieve even seating without over-compression.
  • Apply appropriate gasket material strategies: graphite or PTFE gaskets may require lubricants or anti-seize compounds compatible with the media; elastomeric gaskets usually do not.
  • Install evenly and seating the gasket: tighten bolts in a cross pattern to ensure uniform seating and avoid pinch points that can cause leaks.
  • Inspect after commissioning: perform a proof test for leaks and verify that the gasket remains seated under operating conditions.
  • Storage and handling: store gasket sheets flat, away from direct heat and sunlight, and avoid exposing elastomeric materials to solvents that can cause swelling or degradation.

What are common signs of gasket failure and how should I plan replacements?

Gasket failures can manifest in several ways. Look for:
  • Visible leaks at joints or flanges, especially after thermal cycling or pressure surges
  • Blistering, cracking, or cupping of the gasket surface
  • Indentations, pinholes, or deformation that indicate excessive compression or inadequate seating
  • Chemical attack, swelling, or softening of elastomeric gaskets when exposed to incompatible media
  • Uneven bolt load or gasket blow-out under high-pressure conditions
When planning replacements, maintain a spare gasket stock of the same material, verify compatibility with the service media, and record operating temperatures and pressures for future reference. Consider carrying common gasket sizes and thicknesses (in sheet form or pre-cut) to minimize downtime during maintenance windows.

Where can I buy gasket material from RS Components and how do I order?

RS Components offers a wide range of gasket materials, including gasket sheets, pre-cut gaskets, and composite laminates in materials such as PTFE, silicone, EPDM, nitrile, neoprene, FKM, graphite, and mica. To order:
  • Search terms: gasket material, gasket sheet, gasket sheet material, PTFE gasket, silicone gasket, EPDM gasket, graphite gasket, Viton gasket, food-grade gasket, pharmaceutical gasket
  • Filter by material type, thickness (0.5 mm to several millimeters), and specifications (temperature rating, chemical compatibility, standard sizes)
  • Choose between sheets, cut gaskets, or custom shapes; add to cart and select shipping options
  • Consult data sheets and compatibility information to ensure fit for your flange and media