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Tri-Clamp BUNA-N Screen 550 Mesh (25 Micron)

CAD 42.95
(4 reviews) Write a Review
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  • Mesh / Micron Filter Chart
  • Note: 'Cinnamon' Smelling Gaskets are Chinese made and are not standardized or regulated
  • Disclaimer: LeDAB recommends no more than a -40F operating temperature and is not responsible for the user running their system with incompatible chemicals
  • Cleaning Buna-N gaskets with isopropyl alcohol is not recommended and will void any claims of defect or damage.

Why BUNA-N over Viton?

  • Lower Temperature Range
  • Lower Costs
  • Better Compressibility and Springiness
  • Excellent Resistance to Major/Popular Solvents(Butane/Propane)
  • Better Tear Resistance
  • Better Abrasion Resistance
Materials: BUNA-N (Nitrile)
  316 Stainless Steel Mesh Overmold
Conformance FDA Compliant / Meets 3A Standards
Thermal Properties: Low-Temperature Range: -70°F
  Minimum for Continuous Use(Static): -40°F
  Brittle Point: -70°F
  High-Temperature Range: +210°F to +250°F
  Maximum for Continuous Use (Static): +250°F
Gas Permeability: Excellent
Durometer or Hardness Range:                  20-95 Shore A
Tensile Strength Range: 200-3,500 PSI
Elongation Range(%): 350%-650%
Abrasion Resistance: Excellent
Resilience / Rebound: Good


Chemical Compatibility
Butane A - Excellent
Propane A - Excellent
Amyl B - Good
Benzyl D-Severe Effect
Butyl C-Fair
Diacetone D-Severe Effect
Ethyl C-Fair
Hexyl A - Excellent
Isobutyl B - Good
Isopropyl B - Good
Methyl A - Excellent
Octyl B - Good
Propyl A - Excellent

4 Reviews Hide Reviews Show Reviews

  • 5
    stainless steel mesh ,great filtration 25 micron, excellent durablity with butane and or propane

    Posted by Unknown on Jan 20th 2021

    Great filtration, captures fine particle matter as well as some waxes

  • 5

    Posted by Bob on Apr 28th 2020

    Très bon service.

  • 5
    Very nice

    Posted by Unknown on Feb 28th 2020

    Very nice

  • 5
    Very nice

    Posted by Geoffrey on Apr 17th 2019

    Very nice