Products Information

Sumiflon Mushseal

Sumiflon MushsealSumiflon Mushseal
Features & Benefits
  • 1. Soft gaskets made of fluoropolymers
  • 2. Superb sealing performance!!
  • 3. The adhesive side allows easy handling
  • 4. Economical, since you can cut the products in the exact length you need.
  • 5. 4 sizes available to meet various applications
  • 6. Superior tensile strength

How to use

  • (1) Clean the flange surface of the object to be applied
  • (2) Peel the release liner and expose the adhesive liner. Apply the adhesive liner and press it onto the center part of the flange surface. Overlap the cut ends by 1 to 2 cm at a bolt position.
  • (3) Tighten each bolt evenly. (Refer to the picture on the right.) Be sure to do it diagonally
This is the sizing chart so that you can determine the correct size of Sumiflon™ Mushseal to be used in your application.
Size of Flange - 500A 500 - 1000A 1000 - 1500A
Size of Mushseel MS-3 to 9 MS-6 to 12 MS-9 to 12
The table below shows standard thickness and width of Sumiflon™ Mushseal after compression.
Item Name Thickness
After Compression (mm)
After Compression (mm)
MS-3 0.2mm 5mm
MS-6 0.4mm 8mm
MS-9 0.7mm 12mm
MS-12 1.0mm 17mm


Sumiflon™ Mushseal are used as piping flange gaskets, piping sealants, and sealing gaskets for tanks, casings, ducts, pressure vessels, heat exchangers, cooling towers, reaction vessels, various kinds of lining vessels, and large diameter equipment

  • ・ Do not attempt to use Sumiflon™ Mushseal for any applications other than mentioned above.
  • ・ Do not attempt to use Sumiflon™ Mushseal for any application involving with city gas, LPG, and toxic gas.
  • ・Do not attempt to burn Sumiflon™ Mushseal and its reel since they may generate toxic gas when burned.


Item Properties
Melting Point 327℃
Max. Operating
Resistant to acids, alkalis, and other solvents
Do not attempt to use fused alkali metal and high-temperature fluorine since they may damage Sumiflon™ Mushseal.


Item Name Width (mm) Length (m/reel) Remarks
MS-3 3mm 30m Thickness is approximately half the width.
MS-6 6mm 15m
MS-9 9mm 8m
MS-12 12mm 5m
  • ※The following products are also available upon request.
  • Cord-shaped:16 mm and 20 mm (width)
  • Tape-shaped:1 mm (thickness)×20 mm, 30 mm, or 50 mm (width)
  • 3 mm (thickness) 20 mm, 30 mm, or 50 mm (width)
  • ※Standard packaging: 10 reels/box

Economical Advantages

  • Sumiflon™ Mushseal are free-size and cord-shaped products.
  • The products can be cut and used in the exact length you need without loss of the products.
  • The cost of the products can be reduced by approximately 50%, compared with conventional products.


  • ※Some chemicals may damage the products. Contact us for further information beforehand.
  • ※All statements and technical information contained herein are based on tests we believe to be reliable and only general properties are described, so that safety of each application by the users is not guaranteed. For safety reason, the users themselves shall determine suitability for their intended use.
  • ※The users assume all responsibility for all damages that may be caused directly or indirectly when using the products.
    All description herein are based on the data and information available at this time and may subject to change without notice.
Srvice Desk

Please contact us for details.

Functional Fluororesin,Sales Dept (Osaka)

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