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1/32" Comm. Grade Buna-N Rubber Sheet, 12"x12", Black, 50A

MARINESURPLUS.COM

1/32" Comm. Grade Buna-N Rubber Sheet, 12"x12", Black, 50A

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$ 2.99
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Description
A versatile, durable rubber sheet crafted from Buna-N (nitrile) elastomer, designed for sealing, gasketing, padding, or vibration isolation in industrial, automotive, and general-use applications.

 

Key Specifications & Features

Property

Value

Material / Type

Buna-N (Nitrile Rubber)

Thickness

1/32″ (≈ 0.030 in)

Sheet Size

12″ × 12″ (square)

Shore Hardness

50A (medium hardness)

Color

Black

Tensile Strength

Typical for commercial-grade nitrile (varies by supplier)

Elongation at Break

Moderate (reflective of typical nitrile sheet)

Compression Set / Resilience

Good for sealing & gasket use

Oil / Fuel Resistance

Buna-N is resistant to many fuels, oils, greases, and hydraulic fluids

Temperature Range

Approximately –40 °C to +120 °C (typical for Buna-N; check supplier spec)

 

Benefits & Applications

  • Excellent Oil & Fuel Resistance
    Buna-N is well-suited for environments exposed to petroleum products, lubricants, and many hydraulic fluids—making this sheet ideal for gaskets or seals in engines, pumps, or fluid systems.
  • Flexible & Resilient
    At 50A hardness, it offers a balance between flexibility and firmness: soft enough to conform under light pressure, but firm enough to maintain its shape.
  • Thin & Compact for Precision Fitting
    The 1/32″ thickness enables fine adjustment in clearance or matching tight tolerances without bulk.
  • Good for Seals, Gaskets & Liners
    Use as custom gaskets, sealing pads, bearing isolators, vibration dampeners, or protective liners.
  • Cut-to-Size & Easy to Work
    Can be cut, punched, laminated, or shaped using standard tools (e.g. utility knives, shears, die cutting).

 

Usage & Handling Tips

  1. Surface Prep
    Clean both mating surfaces before placing the sheet to ensure proper sealing performance.
  2. Cut Edges Cleanly
    Use a sharp blade or die to avoid jagged edges which may compromise sealing or allow leaks.
  3. Adhesive Bonding
    Use compatible adhesives (rubber cement, contact adhesive, or vulcanizing cement recommended for nitrile) if bonding to surfaces or backing plates.
  4. Compression Guidelines
    Avoid over-compression, which can lead to permanent deformation or extrusion—maintain recommended gasket compression levels.
  5. Storage
    Store flat, in a cool, dry place, away from direct sunlight, ozone, and radical sources (e.g. strong oxidizers) to prevent aging.
  6. Verify Supplier Data
    Because “commercial-grade” specifications vary, always check the product sheet from your supplier for precise tensile strength, elongation, temperature limits, and chemical compatibility.

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